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    <us-gaap:BusinessDescriptionAndBasisOfPresentationTextBlock contextRef="c-1" id="f-334">Nature of Business and Basis of Presentation&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Arvinas, Inc. and its subsidiaries (&#x201c;Arvinas&#x201d; or the "Company&#x201d;) is a clinical-stage biotechnology company dedicated to improving the lives of patients suffering from debilitating and life-threatening diseases.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The accompanying unaudited condensed consolidated financial statements include the accounts of Arvinas, Inc. and its subsidiaries. The financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (&#x201c;U.S. GAAP&#x201d;) for interim financial information and the instructions to Form 10-Q and Article 10 of Regulation S-X under the Securities Exchange Act of 1934, as amended (&#x201c;Exchange Act&#x201d;). Certain information and footnote disclosures normally included in annual financial statements prepared in accordance with U.S. GAAP have been condensed or omitted pursuant to U.S. Securities and Exchange Commission (&#x201c;SEC&#x201d;) rules. In the opinion of management, all adjustments (consisting of normal recurring adjustments) necessary for a fair presentation have been included. The condensed consolidated balance sheet as of December&#160;31, 2024 has been derived from the Company's audited consolidated financial statements as of that date. The financial statements should be read in conjunction with the audited consolidated financial statements and notes thereto for the year ended December&#160;31, 2024, forming part of Arvinas&#x2019; 2024 Annual Report on Form 10-K filed with the SEC on February&#160;11, 2025.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The preparation of the Company&#x2019;s unaudited condensed consolidated financial statements in conformity with U.S. GAAP requires management to make certain estimates and assumptions that affect the reported amount of assets, liabilities, revenue and expenses. These estimates include assumptions and judgments based on historical experience, current conditions, future expectations and other factors the Company considers reasonable. These estimates are reviewed on an ongoing basis and revised as necessary. Actual results could differ from these estimates.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Risks and Uncertainties&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company is subject to a number of risks similar to other biotechnology companies in a similar stage, including, but not limited to, the need to obtain adequate additional funding, possible failure of preclinical testing or clinical trials, the need to obtain marketing approval for its product candidates, competitors developing new technological innovations, and the need to successfully commercialize and gain market acceptance of the Company&#x2019;s products and to protect its proprietary technology. If the Company does not successfully obtain regulatory approval of its product candidates, it will be unable to generate revenue from product sales or achieve profitability. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;To date, the Company has not generated any revenue from product sales and expects to incur additional operating losses and negative operating cash flows for the foreseeable future. The Company has financed its operations primarily through sales of assets and equity interests, proceeds from collaborations and a licensing arrangement, grant funding and debt financing. The Company had cash, cash equivalents and marketable securities of approximately $787.6 million as of September&#160;30, 2025.&lt;/span&gt;&lt;/div&gt;</us-gaap:BusinessDescriptionAndBasisOfPresentationTextBlock>
    <us-gaap:BasisOfAccountingPolicyPolicyTextBlock contextRef="c-1" id="f-335">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The accompanying unaudited condensed consolidated financial statements include the accounts of Arvinas, Inc. and its subsidiaries. The financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (&#x201c;U.S. GAAP&#x201d;) for interim financial information and the instructions to Form 10-Q and Article 10 of Regulation S-X under the Securities Exchange Act of 1934, as amended (&#x201c;Exchange Act&#x201d;). Certain information and footnote disclosures normally included in annual financial statements prepared in accordance with U.S. GAAP have been condensed or omitted pursuant to U.S. Securities and Exchange Commission (&#x201c;SEC&#x201d;) rules. In the opinion of management, all adjustments (consisting of normal recurring adjustments) necessary for a fair presentation have been included. The condensed consolidated balance sheet as of December&#160;31, 2024 has been derived from the Company's audited consolidated financial statements as of that date. The financial statements should be read in conjunction with the audited consolidated financial statements and notes thereto for the year ended December&#160;31, 2024, forming part of Arvinas&#x2019; 2024 Annual Report on Form 10-K filed with the SEC on February&#160;11, 2025.&lt;/span&gt;&lt;/div&gt;</us-gaap:BasisOfAccountingPolicyPolicyTextBlock>
    <us-gaap:UseOfEstimates contextRef="c-1" id="f-336">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The preparation of the Company&#x2019;s unaudited condensed consolidated financial statements in conformity with U.S. GAAP requires management to make certain estimates and assumptions that affect the reported amount of assets, liabilities, revenue and expenses. These estimates include assumptions and judgments based on historical experience, current conditions, future expectations and other factors the Company considers reasonable. These estimates are reviewed on an ongoing basis and revised as necessary. Actual results could differ from these estimates.&lt;/span&gt;&lt;/div&gt;</us-gaap:UseOfEstimates>
    <us-gaap:ConcentrationRiskCreditRisk contextRef="c-1" id="f-337">&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Risks and Uncertainties&lt;/span&gt;&lt;/div&gt;The Company is subject to a number of risks similar to other biotechnology companies in a similar stage, including, but not limited to, the need to obtain adequate additional funding, possible failure of preclinical testing or clinical trials, the need to obtain marketing approval for its product candidates, competitors developing new technological innovations, and the need to successfully commercialize and gain market acceptance of the Company&#x2019;s products and to protect its proprietary technology. If the Company does not successfully obtain regulatory approval of its product candidates, it will be unable to generate revenue from product sales or achieve profitability.</us-gaap:ConcentrationRiskCreditRisk>
    <arvn:CashCashEquivalentsRestrictedCashAndMarketableSecurities contextRef="c-3" decimals="-5" id="f-338" unitRef="usd">787600000</arvn:CashCashEquivalentsRestrictedCashAndMarketableSecurities>
    <us-gaap:SignificantAccountingPoliciesTextBlock contextRef="c-1" id="f-339">Summary of Accounting Pronouncements and Significant Accounting Policies&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Accounting Pronouncements&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;padding-left:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Recently Adopted Accounting Pronouncements &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#252525;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;There have been no recently adopted accounting pronouncements that have had a material impact on the Company's&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; unaudited condensed consolidated financial statements.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Recently Issued Accounting Pronouncements Not Yet Adopted&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-align:justify;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; - In November 2024, the Financial Accounting Standards Board (&#x201c;FASB&#x201d;) issued Accounting Standards Update (&#x201c;ASU&#x201d;) No. 2024-03, "Disaggregation of Income Statement Expenses," which requires &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-align:justify"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;disclosures of certain disaggregated income statement expense captions into specified categories within the footnotes to the financial statements. The requirements of the ASU are effective for annual periods beginning after December 15, 2026 and interim reporting periods beginning after December 15, 2027, with early adoption permitted. The requirements will be applied prospectively with the option for retrospective application. The Company is currently evaluating the impact ASU No. 2024-03 will have on its condensed consolidated financial statements.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-align:justify;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Income Taxes (Topic 740)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; - In December 2023, the FASB issued ASU No. 2023-09, "&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Improvements to Income Tax Disclosures&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;," which requires enhanced income tax disclosures, including specific categories and disaggregation of information in the effective tax rate reconciliation, disaggregated information related to income taxes paid, income or loss from continuing operations before income tax expense or benefit and income tax expense or benefit from continuing operations. The requirements of the ASU are effective for annual periods beginning after December 15, 2024, with early adoption permitted. The Company is currently evaluating the impact ASU No. 2023-09 will have on its condensed consolidated financial statements.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Significant Accounting Policies&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;There were no changes to the Company&#x2019;s significant accounting policies during the nine months ended September&#160;30, 2025.&lt;/span&gt;&lt;/div&gt;</us-gaap:SignificantAccountingPoliciesTextBlock>
    <us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock contextRef="c-1" id="f-340">&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Accounting Pronouncements&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;padding-left:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Recently Adopted Accounting Pronouncements &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#252525;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;There have been no recently adopted accounting pronouncements that have had a material impact on the Company's&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; unaudited condensed consolidated financial statements.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Recently Issued Accounting Pronouncements Not Yet Adopted&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-align:justify;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; - In November 2024, the Financial Accounting Standards Board (&#x201c;FASB&#x201d;) issued Accounting Standards Update (&#x201c;ASU&#x201d;) No. 2024-03, "Disaggregation of Income Statement Expenses," which requires &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-align:justify"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;disclosures of certain disaggregated income statement expense captions into specified categories within the footnotes to the financial statements. The requirements of the ASU are effective for annual periods beginning after December 15, 2026 and interim reporting periods beginning after December 15, 2027, with early adoption permitted. The requirements will be applied prospectively with the option for retrospective application. The Company is currently evaluating the impact ASU No. 2024-03 will have on its condensed consolidated financial statements.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-align:justify;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Income Taxes (Topic 740)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; - In December 2023, the FASB issued ASU No. 2023-09, "&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Improvements to Income Tax Disclosures&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;," which requires enhanced income tax disclosures, including specific categories and disaggregation of information in the effective tax rate reconciliation, disaggregated information related to income taxes paid, income or loss from continuing operations before income tax expense or benefit and income tax expense or benefit from continuing operations. The requirements of the ASU are effective for annual periods beginning after December 15, 2024, with early adoption permitted. The Company is currently evaluating the impact ASU No. 2023-09 will have on its condensed consolidated financial statements.&lt;/span&gt;&lt;/div&gt;</us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock>
    <us-gaap:CollaborativeArrangementDisclosureTextBlock contextRef="c-1" id="f-341">Research Collaboration and License Agreements &lt;span style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',serif;font-size:3pt;font-weight:400;line-height:120%"&gt; &lt;/span&gt;&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Vepdegestrant (ARV-471) Collaboration Agreement&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In July 2021, the Company entered into a Collaboration Agreement with Pfizer Inc. (&#x201c;Pfizer&#x201d;) (the &#x201c;Vepdegestrant (ARV-471) Collaboration Agreement&#x201d;) pursuant to which the Company granted Pfizer worldwide co-exclusive rights to develop and commercialize products containing the Company&#x2019;s proprietary compound vepdegestrant (the &#x201c;Licensed Products&#x201d;). Under the Vepdegestrant (ARV-471) Collaboration Agreement, the Company received an upfront, non-refundable payment of $650.0 million. In addition, the Company is eligible to receive up to an additional $1.4 billion in contingent payments based on specific regulatory and sales-based milestones for the Licensed Products. Of the total contingent payments, $400.0 million in regulatory milestones are related to marketing approvals and $1.0 billion are related to sales-based milestones. There were no regulatory or sales-based milestone payments received through September&#160;30, 2025.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company and Pfizer share equally all development costs for the Licensed Products, subject to certain exceptions. Except for certain regions described below, the parties will also share equally all profits and losses in commercialization and medical affairs activities for the Licensed Products in all other countries, subject to certain exceptions. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Pursuant to the terms of the Vepdegestrant (ARV-471) Collaboration Agreement, the Company will be the marketing authorization holder in the United States and, subject to marketing approval, book sales in the United States, while Pfizer will hold marketing authorizations outside the United States. The parties will determine which, if any, regions within the world will be solely commercialized by one party, and in such region the parties will adjust their share of profits and losses for the Licensed Products based on the role each party will be performing.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As a direct result of the Company&#x2019;s entry into the Vepdegestrant (ARV-471) Collaboration Agreement, the Company incurred direct and incremental costs to obtain the contract, paid to a financial advisor, totaling $12.9 million. In accordance with Accounting Standards Codification ("ASC") 340, &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Other Assets and Deferred Costs&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;, the Company recognized an asset of $12.9 million in collaboration contract asset and other assets in the condensed consolidated balance sheet at inception of the &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Vepdegestrant (ARV-471) Collaboration Agreement&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;, which is being amortized as general and administrative expense over the total estimated period of performance under the Vepdegestrant (ARV-471) Collaboration Agreement.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In September 2025, the Company announced that the Company and Pfizer have agreed to jointly select a third party for the commercialization and potential further development of vepdegestrant.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Pfizer Research Collaboration Agreement&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In December 2017, the Company entered into a Research Collaboration and License Agreement with Pfizer (the &#x201c;Pfizer Research Collaboration Agreement&#x201d;). Under the terms of the Pfizer Research Collaboration Agreement, the Company received an upfront, non-refundable payment and certain additional payments totaling $28.0 million in 2018 in exchange for use of the Company&#x2019;s technology license and to fund Pfizer-related research as defined within the Pfizer Research Collaboration Agreement. These payments are being recognized over the total estimated period of performance. As of September&#160;30, 2025, there remains a single target under the Pfizer Research Collaboration Agreement, and, in accordance with the terms of such Agreement, the Company is eligible to receive up to an additional $3.8&#160;million in non-refundable option payments if Pfizer exercises its option for such target protein. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company is also entitled to receive up to $225.0&#160;million in development milestone payments and up to $550.0&#160;million in sales-based milestone payments for all designated target proteins under the Pfizer Research Collaboration Agreement, as well as tiered royalties based on sales. There were no sales-based milestone payments or royalties received through September&#160;30, 2025.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Novartis License and Asset Agreements&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In April 2024, the Company entered into a transaction (the "Novartis Transaction"), including both a license agreement (the "Novartis License Agreement") and an asset purchase agreement (the "Novartis Asset Agreement") with Novartis Pharma AG ("Novartis") for the worldwide development, manufacture and commercialization of luxdegalutamide (ARV-766), the Company's second generation PROTAC androgen receptor (AR) degrader for patients with prostate cancer and for the sale of the Company's preclinical AR-V7 program. Under the terms of the agreements, Novartis is responsible for worldwide clinical development and commercialization of &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;luxdegalutamide (ARV-766)&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; and has all research, development, manufacturing, and commercialization rights with respect to the Company&#x2019;s PROTAC protein degrader targeting AR-V7, a splice variant of the AR. &lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:36pt"&gt;&lt;span&gt;&lt;br/&gt;&lt;/span&gt;&lt;/div&gt;&lt;div style="text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;In May 2024, Novartis paid to the Company a one-time, upfront payment in the aggregate amount of $150.0&#160;million in accordance with the terms of the Novartis License Agreement and the Novartis Asset Agreement. Under the terms of the Novartis License Agreement, the Company is eligible to receive up to an additional $1.01&#160;billion as contingent payments based on specified development, regulatory and commercial milestones for &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;luxdegalutamide (ARV-766)&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt; being met, as well as tiered royalties based on worldwide net sales of &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;luxdegalutamide (ARV-766)&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;, subject to reduction under certain circumstances as provided in the Novartis License Agreement. During the &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;three and nine&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt; months ended &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;September&#160;30, 2025, the Company recognized as revenue $20.0&#160;million upon the achievemen&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;t of a development m&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;ilestone pursuant to the terms of the Novartis License Agreement. There were no development, regulatory or commercial milestone payments, or sales-based royalties received during the three and nine months ended September&#160;30, 2024.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Novartis License Agreement will continue on a country-by-country basis (or, in certain cases, a region-by-region basis) until the expiration of the applicable royalty term for such country (or region, as applicable). The Novartis License Agreement contains customary termination provisions, including that either party may terminate the Novartis License Agreement (a) upon the material breach of the other party or (b) in the event the other party experiences an insolvency event. Additionally, Novartis may terminate the Novartis License Agreement for convenience or upon a safety or regulatory issue.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;The Company determined that the Novartis License Agreement and the Novartis Asset Agreement entered into with Novartis concurrently should be accounted for as a combined contract in accordance with ASC 606, &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:112%"&gt;Revenue from Contracts with Customers&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;. The Company determined the fair value of the assets sold under the Novartis Asset Agreement to be $20.0&#160;million, which was recognized at the time of sale as revenue&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;, and the fair value of the &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;Novartis License Agreement to be $130.0&#160;million, which was recognized as revenue over the total estimated period of performance during the technology transfer period, as defined in the agreement, based on the cost incurred input method. Under the Novartis License Agreement, Novartis also reimbursed the Company for development costs incurred during the technology transfer period, which was recognized as revenue as costs were incurred. As of December 31, 2024, the technology transfer period ended as the Company completed the transition of its ongoing and planned clinical trials of &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;luxdegalutamide (ARV-766)&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt; to Novartis.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As a direct result of the Company&#x2019;s entry into the Novartis Transaction, the Company incurred direct and incremental costs to obtain the contract, paid to a financial advisor, totaling $3.0&#160;million. In accordance with &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;ASC 340, &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Other Assets and Deferred Costs&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;, the Company recognized an asset of $3.0&#160;million in collaboration contract asset and other assets in the condensed consolidated balance sheet at inception of the &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Novartis License Agreement and the Novartis Asset Agreement&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;, which was amortized as general and administrative expense over the total estimated period of performance under the &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Novartis License Agreement and the Novartis Asset Agreement&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Bayer Collaboration Agreement&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In June 2019, the Company and Bayer AG entered into a Collaboration and License Agreement (the &#x201c;Bayer Collaboration Agreement&#x201d;) setting forth the Company&#x2019;s collaboration with Bayer AG to identify or optimize proteolysis targeting chimeras ("PROTAC targeted protein degraders") that mediate the degradation of target proteins. Under the terms of the Bayer Collaboration Agreement, the Company received an upfront, non-refundable payment of $17.5 million in exchange for the use of the Company&#x2019;s technology license. The Company also received an additional $12.0 million from Bayer AG from inception through 2023. These payments were recognized over the total estimated period of performance.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Pursuant to notice from Bayer AG in accordance with the terms of the Bayer Collaboration Agreement, the Bayer Collaboration Agreement was terminated effective August 12, 2024. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company was eligible to receive up to $197.5&#160;million in development milestone payments and up to $490.0&#160;million in sales-based milestone payments for all designated target&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; proteins&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;. In addition, the Company was eligible to receive, on net sales of PROTAC targeted protein degrader-related products, mid-single digit to low-double digit tiered royalties, which were subject to reductions. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;There were no development or sales-based milestone payments or royalties received through August 12, 2024, the termination date of the agreement.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Restated Genentech Agreement&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In November 2017, the Company entered into an Amended and Restated Option, License, and Collaboration Agreement (the &#x201c;Restated Genentech Agreement&#x201d;) with Genentech, Inc. and F. Hoffman-La Roche Ltd. (together "Genentech"), amending a previous Genentech agreement entered into in September 2015. Under the Restated Genentech Agreement, the Company received additional upfront, non-refundable payments of $34.5 million (in addition to $11.0 million received under the previous agreement in 2015) to fund Genentech-related research. Upfront non-refundable payments were recognized as revenue over the performance period, which concluded during the first quarter of 2023.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company is eligible to receive up to $44.0&#160;million per target protein in development milestone payments, $52.5&#160;million in regulatory milestone payments and $60.0&#160;million in commercial milestone payments based on sales as well as tiered royalties based on sales. There were no development, regulatory or commercial milestone payments or royalties received through September&#160;30, 2025.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Changes in the Company's contract balances for the nine months ended September&#160;30, 2025 and 2024 were as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;September 30,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Accounts receivable related to collaborations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Payments received&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(5.8)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1.4)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Accounts payable related to collaborations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;39.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;43.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Payments made&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(34.9)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(42.3)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;14.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Contract assets: Collaboration contract asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(4.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(3.6)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Contract liabilities: Deferred revenue&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;448.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;549.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions to collaboration agreements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;130.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Revenue recognized from balances held at the beginning of the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(233.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(82.0)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Revenue recognized from new collaborations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(93.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;215.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;503.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the nine months ended September&#160;30, 2025, the Company updated its estimate to satisfy the performance obligations under the Vepdegestrant (ARV-471) Collaboration Agreement due to the removal of the first-line Phase 3 combination trial with Pfizer&#x2019;s novel investigational CDK4 inhibitor, atirmociclib, and the removal of the second-line Phase 3 combination trial with a CDK4/6 inhibitor from the development plan. The change in accounting estimate resulted in an increase in revenue of $150.2&#160;million, an increase in operating expenses of $2.6&#160;million, a decrease in net loss of $147.6&#160;million, and an increase in basic and diluted loss per share of $2.02 for the nine months ended September&#160;30, 2025.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the nine months ended September&#160;30, 2025, the Company also changed its estimate of the duration of the performance period under the Pfizer Research Collaboration Agreement as a result of updated research timelines. The change in accounting estimate resulted in a decrease of $2.5&#160;million in revenue, an increase in net loss, and an increase in basic and diluted loss per share of $0.03 for the nine months ended September&#160;30, 2025. The reversed revenue will continue to be recognized in future periods as the Company continues to advance on the performance obligation under the updated collaboration timeline.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three months ended September&#160;30, 2025 and 2024 and the nine months ended September&#160;30, 2024, no changes in accounting estimates related to the Company's collaborations were recorded.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The aggregate amount of the transaction price allocated to performance obligations that were unsatisfied as of September&#160;30, 2025 totaled $215.1 million, which is expected to be recognized in the following periods:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:83.748%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.052%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Remainder of 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;37.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;66.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;90.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;215.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:CollaborativeArrangementDisclosureTextBlock>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-60" decimals="-5" id="f-342" unitRef="usd">650000000.0</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-61" decimals="-8" id="f-343" unitRef="usd">1400000000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-62" decimals="-5" id="f-344" unitRef="usd">400000000.0</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-63" decimals="-8" id="f-345" unitRef="usd">1000000000.0</us-gaap:ContractWithCustomerAssetNet>
    <arvn:DirectAndIncrementalCostsIncurredToObtainTheContract contextRef="c-64" decimals="-5" id="f-346" unitRef="usd">12900000</arvn:DirectAndIncrementalCostsIncurredToObtainTheContract>
    <arvn:CollaborationContractAssetAndOtherAssets contextRef="c-65" decimals="-5" id="f-347" unitRef="usd">12900000</arvn:CollaborationContractAssetAndOtherAssets>
    <us-gaap:ProceedsFromCollaborators contextRef="c-66" decimals="-5" id="f-348" unitRef="usd">28000000.0</us-gaap:ProceedsFromCollaborators>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-67" decimals="-5" id="f-349" unitRef="usd">3800000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-68" decimals="-5" id="f-350" unitRef="usd">225000000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-69" decimals="-5" id="f-351" unitRef="usd">550000000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerLiability contextRef="c-70" decimals="-5" id="f-352" unitRef="usd">150000000</us-gaap:ContractWithCustomerLiability>
    <arvn:RevenueRemainingPerformanceObligationContingentPayments contextRef="c-70" decimals="-7" id="f-353" unitRef="usd">1010000000.00</arvn:RevenueRemainingPerformanceObligationContingentPayments>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-71" decimals="-5" id="f-354" unitRef="usd">20000000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-72" decimals="-5" id="f-355" unitRef="usd">20000000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax contextRef="c-72" decimals="-5" id="f-356" unitRef="usd">20000000</us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-73" decimals="-5" id="f-357" unitRef="usd">130000000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:CapitalizedContractCostGross contextRef="c-74" decimals="-5" id="f-358" unitRef="usd">3000000</us-gaap:CapitalizedContractCostGross>
    <us-gaap:CapitalizedContractCostGross contextRef="c-74" decimals="-5" id="f-359" unitRef="usd">3000000</us-gaap:CapitalizedContractCostGross>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-75" decimals="-5" id="f-360" unitRef="usd">17500000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-76" decimals="-5" id="f-361" unitRef="usd">12000000.0</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-77" decimals="-5" id="f-362" unitRef="usd">197500000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-78" decimals="-5" id="f-363" unitRef="usd">490000000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ProceedsFromCollaborators contextRef="c-79" decimals="-5" id="f-364" unitRef="usd">34500000</us-gaap:ProceedsFromCollaborators>
    <us-gaap:ProceedsFromCollaborators contextRef="c-80" decimals="-5" id="f-365" unitRef="usd">11000000.0</us-gaap:ProceedsFromCollaborators>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-81" decimals="-5" id="f-366" unitRef="usd">44000000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-82" decimals="-5" id="f-367" unitRef="usd">52500000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-83" decimals="-5" id="f-368" unitRef="usd">60000000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetAndLiabilityTableTextBlock contextRef="c-1" id="f-369">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Changes in the Company's contract balances for the nine months ended September&#160;30, 2025 and 2024 were as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;September 30,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Accounts receivable related to collaborations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Payments received&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(5.8)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1.4)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Accounts payable related to collaborations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;39.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;43.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Payments made&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(34.9)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(42.3)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;14.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Contract assets: Collaboration contract asset&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(4.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(3.6)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Contract liabilities: Deferred revenue&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:3pt double #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Beginning balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;448.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;549.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Additions to collaboration agreements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;130.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Revenue recognized from balances held at the beginning of the period&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(233.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(82.0)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Revenue recognized from new collaborations&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(93.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Ending balance&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;215.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;503.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ContractWithCustomerAssetAndLiabilityTableTextBlock>
    <us-gaap:AccountsReceivableNetCurrent contextRef="c-4" decimals="-5" id="f-370" unitRef="usd">5700000</us-gaap:AccountsReceivableNetCurrent>
    <us-gaap:AccountsReceivableNetCurrent contextRef="c-55" decimals="-5" id="f-371" unitRef="usd">0</us-gaap:AccountsReceivableNetCurrent>
    <arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentAdditions contextRef="c-1" decimals="-5" id="f-372" unitRef="usd">20400000</arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentAdditions>
    <arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentAdditions contextRef="c-7" decimals="-5" id="f-373" unitRef="usd">8700000</arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentAdditions>
    <arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentPaymentsReceived contextRef="c-1" decimals="-5" id="f-374" unitRef="usd">5800000</arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentPaymentsReceived>
    <arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentPaymentsReceived contextRef="c-7" decimals="-5" id="f-375" unitRef="usd">1400000</arvn:AccountsReceivableAfterAllowanceForCreditLossCurrentPaymentsReceived>
    <us-gaap:AccountsReceivableNetCurrent contextRef="c-3" decimals="-5" id="f-376" unitRef="usd">20300000</us-gaap:AccountsReceivableNetCurrent>
    <us-gaap:AccountsReceivableNetCurrent contextRef="c-39" decimals="-5" id="f-377" unitRef="usd">7300000</us-gaap:AccountsReceivableNetCurrent>
    <arvn:AccountsPayableContractBalancesCurrent contextRef="c-4" decimals="-5" id="f-378" unitRef="usd">5400000</arvn:AccountsPayableContractBalancesCurrent>
    <arvn:AccountsPayableContractBalancesCurrent contextRef="c-55" decimals="-5" id="f-379" unitRef="usd">13100000</arvn:AccountsPayableContractBalancesCurrent>
    <arvn:AccountsPayableContractBalancesCurrentAdditions contextRef="c-1" decimals="-5" id="f-380" unitRef="usd">39300000</arvn:AccountsPayableContractBalancesCurrentAdditions>
    <arvn:AccountsPayableContractBalancesCurrentAdditions contextRef="c-7" decimals="-5" id="f-381" unitRef="usd">43500000</arvn:AccountsPayableContractBalancesCurrentAdditions>
    <arvn:AccountsPayableContractBalancesCurrentPayments contextRef="c-1" decimals="-5" id="f-382" unitRef="usd">34900000</arvn:AccountsPayableContractBalancesCurrentPayments>
    <arvn:AccountsPayableContractBalancesCurrentPayments contextRef="c-7" decimals="-5" id="f-383" unitRef="usd">42300000</arvn:AccountsPayableContractBalancesCurrentPayments>
    <arvn:AccountsPayableContractBalancesCurrent contextRef="c-3" decimals="-5" id="f-384" unitRef="usd">9800000</arvn:AccountsPayableContractBalancesCurrent>
    <arvn:AccountsPayableContractBalancesCurrent contextRef="c-39" decimals="-5" id="f-385" unitRef="usd">14300000</arvn:AccountsPayableContractBalancesCurrent>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-4" decimals="-5" id="f-386" unitRef="usd">7800000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-55" decimals="-5" id="f-387" unitRef="usd">9400000</us-gaap:ContractWithCustomerAssetNet>
    <arvn:ContractWithCustomerAssetsIncreaseDecreaseForAdditionsToCollaborationAgreements contextRef="c-1" decimals="-5" id="f-388" unitRef="usd">0</arvn:ContractWithCustomerAssetsIncreaseDecreaseForAdditionsToCollaborationAgreements>
    <arvn:ContractWithCustomerAssetsIncreaseDecreaseForAdditionsToCollaborationAgreements contextRef="c-7" decimals="-5" id="f-389" unitRef="usd">3000000.0</arvn:ContractWithCustomerAssetsIncreaseDecreaseForAdditionsToCollaborationAgreements>
    <arvn:CapitalizedContractCostAmortizationDuringPeriod contextRef="c-1" decimals="-5" id="f-390" unitRef="usd">4100000</arvn:CapitalizedContractCostAmortizationDuringPeriod>
    <arvn:CapitalizedContractCostAmortizationDuringPeriod contextRef="c-7" decimals="-5" id="f-391" unitRef="usd">3600000</arvn:CapitalizedContractCostAmortizationDuringPeriod>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-3" decimals="-5" id="f-392" unitRef="usd">3700000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerAssetNet contextRef="c-39" decimals="-5" id="f-393" unitRef="usd">8800000</us-gaap:ContractWithCustomerAssetNet>
    <us-gaap:ContractWithCustomerLiability contextRef="c-4" decimals="-5" id="f-394" unitRef="usd">448200000</us-gaap:ContractWithCustomerLiability>
    <us-gaap:ContractWithCustomerLiability contextRef="c-55" decimals="-5" id="f-395" unitRef="usd">549200000</us-gaap:ContractWithCustomerLiability>
    <arvn:ContractWithCustomerLiabilityIncreaseDecreaseForAdditionsToCollaborationAgreements contextRef="c-1" decimals="-5" id="f-396" unitRef="usd">0</arvn:ContractWithCustomerLiabilityIncreaseDecreaseForAdditionsToCollaborationAgreements>
    <arvn:ContractWithCustomerLiabilityIncreaseDecreaseForAdditionsToCollaborationAgreements contextRef="c-7" decimals="-5" id="f-397" unitRef="usd">130000000.0</arvn:ContractWithCustomerLiabilityIncreaseDecreaseForAdditionsToCollaborationAgreements>
    <us-gaap:ContractWithCustomerLiabilityRevenueRecognized contextRef="c-1" decimals="-5" id="f-398" unitRef="usd">233100000</us-gaap:ContractWithCustomerLiabilityRevenueRecognized>
    <us-gaap:ContractWithCustomerLiabilityRevenueRecognized contextRef="c-7" decimals="-5" id="f-399" unitRef="usd">82000000.0</us-gaap:ContractWithCustomerLiabilityRevenueRecognized>
    <arvn:ContractWithCustomerLiabilityRevenueRecognizedFromNewCollaboration contextRef="c-1" decimals="-5" id="f-400" unitRef="usd">0</arvn:ContractWithCustomerLiabilityRevenueRecognizedFromNewCollaboration>
    <arvn:ContractWithCustomerLiabilityRevenueRecognizedFromNewCollaboration contextRef="c-7" decimals="-5" id="f-401" unitRef="usd">-93500000</arvn:ContractWithCustomerLiabilityRevenueRecognizedFromNewCollaboration>
    <us-gaap:ContractWithCustomerLiability contextRef="c-3" decimals="-5" id="f-402" unitRef="usd">215100000</us-gaap:ContractWithCustomerLiability>
    <us-gaap:ContractWithCustomerLiability contextRef="c-39" decimals="-5" id="f-403" unitRef="usd">503700000</us-gaap:ContractWithCustomerLiability>
    <us-gaap:Revenues contextRef="c-84" decimals="-5" id="f-404" unitRef="usd">150200000</us-gaap:Revenues>
    <us-gaap:OperatingExpenses contextRef="c-84" decimals="-5" id="f-405" unitRef="usd">2600000</us-gaap:OperatingExpenses>
    <us-gaap:NetIncomeLoss contextRef="c-84" decimals="-5" id="f-406" unitRef="usd">-147600000</us-gaap:NetIncomeLoss>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-84"
      decimals="2"
      id="f-407"
      unitRef="usdPerShare">2.02</us-gaap:EarningsPerShareBasic>
    <us-gaap:Revenues contextRef="c-85" decimals="-5" id="f-408" unitRef="usd">-2500000</us-gaap:Revenues>
    <us-gaap:NetIncomeLoss contextRef="c-85" decimals="-5" id="f-409" unitRef="usd">-2500000</us-gaap:NetIncomeLoss>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-85"
      decimals="2"
      id="f-410"
      unitRef="usdPerShare">0.03</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-85"
      decimals="2"
      id="f-411"
      unitRef="usdPerShare">0.03</us-gaap:EarningsPerShareDiluted>
    <us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock contextRef="c-1" id="f-412">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The aggregate amount of the transaction price allocated to performance obligations that were unsatisfied as of September&#160;30, 2025 totaled $215.1 million, which is expected to be recognized in the following periods:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:83.748%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.052%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Remainder of 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;37.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;66.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;90.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;215.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-3" decimals="-5" id="f-413" unitRef="usd">215100000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-86" decimals="-5" id="f-414" unitRef="usd">37700000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-87" decimals="-5" id="f-415" unitRef="usd">66600000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-88" decimals="-5" id="f-416" unitRef="usd">20300000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-89" decimals="-5" id="f-417" unitRef="usd">90500000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:RevenueRemainingPerformanceObligation contextRef="c-3" decimals="-5" id="f-418" unitRef="usd">215100000</us-gaap:RevenueRemainingPerformanceObligation>
    <us-gaap:FairValueDisclosuresTextBlock contextRef="c-1" id="f-423">Marketable Securities and Fair Value Measurements &lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following is a summary of the Company&#x2019;s available-for-sale marketable securities measured at fair value on a recurring basis. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:29.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.086%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="27" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;September 30, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Valuation&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Hierarchy&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Amortized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Cost&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gains&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Losses&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Corporate bonds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;621.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;622.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Government securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;63.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;63.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;684.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;686.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:29.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.086%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="27" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:114%"&gt;December 31, 2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Valuation&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Hierarchy&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Amortized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Cost&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gains&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Losses&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Corporate bonds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;934.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.7)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;935.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Government securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;937.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.7)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;938.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company generally does not intend to sell any investments prior to recovery of their amortized cost basis for any investment in an unrealized loss position. As such, the Company has classified these losses as temporary in nature.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The carrying values of cash and cash equivalents, accounts receivable and accounts payable and accrued liabilities approximate their &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;fair values due to the short-term nature of these assets and liabilities.&lt;/span&gt;&lt;/div&gt;</us-gaap:FairValueDisclosuresTextBlock>
    <us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock contextRef="c-1" id="f-424">&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following is a summary of the Company&#x2019;s available-for-sale marketable securities measured at fair value on a recurring basis. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:29.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.086%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="27" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:100%"&gt;September 30, 2025&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Valuation&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Hierarchy&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Amortized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Cost&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gains&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Losses&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Corporate bonds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;621.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;622.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Government securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;63.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;63.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;684.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;686.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:29.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.086%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="27" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:700;line-height:114%"&gt;December 31, 2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Valuation&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Hierarchy&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Amortized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Cost&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gains&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Gross&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Unrealized&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Losses&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Fair Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Corporate bonds&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;934.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.7)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;935.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Government securities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Level 2&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;937.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.7)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;938.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock>
    <us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis contextRef="c-90" decimals="-5" id="f-425" unitRef="usd">621100000</us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis>
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    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax contextRef="c-91" decimals="-5" id="f-430" unitRef="usd">100000</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax>
    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax contextRef="c-91" decimals="-5" id="f-431" unitRef="usd">0</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities contextRef="c-91" decimals="-5" id="f-432" unitRef="usd">63700000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
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    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax contextRef="c-92" decimals="-5" id="f-434" unitRef="usd">1600000</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax>
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    <us-gaap:AvailableForSaleSecuritiesDebtSecurities contextRef="c-92" decimals="-5" id="f-436" unitRef="usd">686100000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis contextRef="c-93" decimals="-5" id="f-437" unitRef="usd">934400000</us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis>
    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax contextRef="c-93" decimals="-5" id="f-438" unitRef="usd">1700000</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax>
    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax contextRef="c-93" decimals="-5" id="f-439" unitRef="usd">700000</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax>
    <us-gaap:AvailableForSaleSecuritiesDebtSecurities contextRef="c-93" decimals="-5" id="f-440" unitRef="usd">935400000</us-gaap:AvailableForSaleSecuritiesDebtSecurities>
    <us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis contextRef="c-94" decimals="-5" id="f-441" unitRef="usd">3500000</us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis>
    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax contextRef="c-94" decimals="-5" id="f-442" unitRef="usd">0</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax>
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    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax contextRef="c-95" decimals="-5" id="f-446" unitRef="usd">1700000</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax>
    <us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax contextRef="c-95" decimals="-5" id="f-447" unitRef="usd">700000</us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax>
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    <us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock contextRef="c-1" id="f-449">Property, Equipment and Leasehold Improvements &lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Property, equipment and leasehold improvements consist of the following:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;December 31,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Laboratory equipment&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Leasehold improvements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Office equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:top"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total property, equipment and leasehold improvements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;32.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;32.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less: accumulated depreciation and amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(27.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(25.6)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Property, equipment and leasehold improvements, net&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three months ended September&#160;30, 2025 and 2024, the Company recognized depreciation and amortization expense of $0.8 million and $1.1 million, respectively. During the nine months ended September&#160;30, 2025 and 2024, the Company recognized depreciation and amortization expense of $2.3 million and $3.5 million, respectively.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three and nine months ended September 30, 2024, the Company wrote-off leasehold improvements totaling $2.4&#160;million resulting from the termination of the lease for its laboratory and office space at 101 College Street, as discussed below in Note 6, &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Right-of-Use Assets and Liabilities.&lt;/span&gt;&lt;/div&gt;</us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock>
    <us-gaap:PropertyPlantAndEquipmentTextBlock contextRef="c-1" id="f-450">&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Property, equipment and leasehold improvements consist of the following:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;December 31,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Laboratory equipment&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Leasehold improvements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Office equipment&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:top"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total property, equipment and leasehold improvements&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;32.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;32.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less: accumulated depreciation and amortization&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(27.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(25.6)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Property, equipment and leasehold improvements, net&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:PropertyPlantAndEquipmentTextBlock>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-96" decimals="-5" id="f-451" unitRef="usd">20900000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-97" decimals="-5" id="f-452" unitRef="usd">20600000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-98" decimals="-5" id="f-453" unitRef="usd">9100000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-99" decimals="-5" id="f-454" unitRef="usd">9300000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-100" decimals="-5" id="f-455" unitRef="usd">2900000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-101" decimals="-5" id="f-456" unitRef="usd">2700000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-3" decimals="-5" id="f-457" unitRef="usd">32900000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:PropertyPlantAndEquipmentGross contextRef="c-4" decimals="-5" id="f-458" unitRef="usd">32600000</us-gaap:PropertyPlantAndEquipmentGross>
    <us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment contextRef="c-3" decimals="-5" id="f-459" unitRef="usd">27500000</us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment>
    <us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment contextRef="c-4" decimals="-5" id="f-460" unitRef="usd">25600000</us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment>
    <us-gaap:PropertyPlantAndEquipmentNet contextRef="c-3" decimals="-5" id="f-461" unitRef="usd">5400000</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:PropertyPlantAndEquipmentNet contextRef="c-4" decimals="-5" id="f-462" unitRef="usd">7000000.0</us-gaap:PropertyPlantAndEquipmentNet>
    <us-gaap:DepreciationAndAmortization contextRef="c-5" decimals="-5" id="f-463" unitRef="usd">800000</us-gaap:DepreciationAndAmortization>
    <us-gaap:DepreciationAndAmortization contextRef="c-6" decimals="-5" id="f-464" unitRef="usd">1100000</us-gaap:DepreciationAndAmortization>
    <us-gaap:DepreciationAndAmortization contextRef="c-1" decimals="-5" id="f-465" unitRef="usd">2300000</us-gaap:DepreciationAndAmortization>
    <us-gaap:DepreciationAndAmortization contextRef="c-7" decimals="-5" id="f-466" unitRef="usd">3500000</us-gaap:DepreciationAndAmortization>
    <arvn:PropertyPlantAndEquipmentWriteoff contextRef="c-102" decimals="-5" id="f-467" unitRef="usd">2400000</arvn:PropertyPlantAndEquipmentWriteoff>
    <arvn:PropertyPlantAndEquipmentWriteoff contextRef="c-103" decimals="-5" id="f-468" unitRef="usd">2400000</arvn:PropertyPlantAndEquipmentWriteoff>
    <us-gaap:LesseeOperatingLeasesTextBlock contextRef="c-1" id="f-469">Right-of-Use Assets and Liabilities&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Operating lease liabilities and their corresponding right-of-use ("ROU") assets are recorded based on the present value of lease payments over the expected remaining lease term. The interest rate implicit in lease contracts is typically not readily determinable. As a result, the Company utilizes its incremental borrowing rate, which reflects the fixed rate at which it could borrow on a collateralized basis the amount of the lease payments in the same currency, for a similar term, in a similar economic environment. The Company's weighted average incremental borrowing rate at September&#160;30, 2025 totaled 7.0%. Lease expense is recognized on a straight-line basis over the lease term.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In August 2024, the Company entered into a Lease Termination Agreement with 101 College Street LLC (the "Landlord"). Under the terms of the Lease Termination Agreement, the lease, by and between the Company and the Landlord, dated May 4, 2021 (as amended, the "Terminated Lease"), was terminated in full, effective August 15, 2024. In connection with the Lease Termination Agreement and as consideration for the Landlord&#x2019;s agreement to terminate the lease for its laboratory and office space at 101 College Street in full, the Company agreed to pay to the Landlord a one-time cash termination fee in the amount of $41.5&#160;million and wrote-off $1.9&#160;million of prepaid rent, both of which were recognized in general and administrative expenses on the condensed consolidated statement of operations.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company has operating leases for its corporate office, laboratories and certain equipment, which expire no later than December 2029. The leases have a weighted average remaining term of approximately 4.2 years.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The components of lease expense were as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:36.475%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.054%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Three Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Operating lease cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Supplemental cash flow information related to leases was as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cff0fc;padding:2px 1pt 2px 10pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Cash paid for amounts included in the measurement of lease liabilities:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Operating cash flows from operating leases&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Supplemental non-cash information:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 28pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Right-of-use assets obtained in exchange for new lease obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In December 2024, the Company, entered into a Seventh Amendment and an Eighth Amendment, and in February 2025, the Company entered into a Ninth Amendment to its lease (collectively the &#x201c;Building 5 Lease Amendments") with Science Park Development Corporation for certain premises in New Haven, Connecticut (the &#x201c;Building 5 Premises&#x201d;). The Building 5 Lease Amendments extended the term of the original lease to December 31, 2029, and expanded the Building 5 Premises to include approximately 10,900 square feet of additional laboratory and office space in the first quarter of 2025, resulting in an increase in the Company's ROU assets of $1.5&#160;million.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Maturities of operating lease liabilities as of September&#160;30, 2025, were as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:83.748%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.052%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Remainder of 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2029&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total lease payments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;10.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less: imputed interest&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:LesseeOperatingLeasesTextBlock>
    <arvn:PercentageOfIncrementalBorrowingForLeasePayments contextRef="c-104" decimals="3" id="f-470" unitRef="number">0.070</arvn:PercentageOfIncrementalBorrowingForLeasePayments>
    <us-gaap:GainLossOnContractTermination contextRef="c-105" decimals="-5" id="f-471" unitRef="usd">-41500000</us-gaap:GainLossOnContractTermination>
    <us-gaap:GainLossOnContractTermination contextRef="c-106" decimals="-5" id="f-472" unitRef="usd">-1900000</us-gaap:GainLossOnContractTermination>
    <us-gaap:OperatingLeaseWeightedAverageRemainingLeaseTerm1 contextRef="c-3" id="f-473">P4Y2M12D</us-gaap:OperatingLeaseWeightedAverageRemainingLeaseTerm1>
    <us-gaap:LeaseCostTableTextBlock contextRef="c-1" id="f-474">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The components of lease expense were as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:36.475%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.054%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Three Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Operating lease cost&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:LeaseCostTableTextBlock>
    <us-gaap:OperatingLeaseCost contextRef="c-5" decimals="-5" id="f-475" unitRef="usd">700000</us-gaap:OperatingLeaseCost>
    <us-gaap:OperatingLeaseCost contextRef="c-6" decimals="-5" id="f-476" unitRef="usd">500000</us-gaap:OperatingLeaseCost>
    <us-gaap:OperatingLeaseCost contextRef="c-1" decimals="-5" id="f-477" unitRef="usd">2200000</us-gaap:OperatingLeaseCost>
    <us-gaap:OperatingLeaseCost contextRef="c-7" decimals="-5" id="f-478" unitRef="usd">1500000</us-gaap:OperatingLeaseCost>
    <arvn:ScheduleOfSupplementalCashFlowInformationRelatedToLeasesTableTextBlock contextRef="c-1" id="f-479">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Supplemental cash flow information related to leases was as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cff0fc;padding:2px 1pt 2px 10pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Cash paid for amounts included in the measurement of lease liabilities:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt 2px 19pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Operating cash flows from operating leases&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Supplemental non-cash information:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 28pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Right-of-use assets obtained in exchange for new lease obligations&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</arvn:ScheduleOfSupplementalCashFlowInformationRelatedToLeasesTableTextBlock>
    <us-gaap:OperatingLeasePayments contextRef="c-1" decimals="-5" id="f-480" unitRef="usd">1600000</us-gaap:OperatingLeasePayments>
    <us-gaap:OperatingLeasePayments contextRef="c-7" decimals="-5" id="f-481" unitRef="usd">1600000</us-gaap:OperatingLeasePayments>
    <us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability contextRef="c-1" decimals="-5" id="f-482" unitRef="usd">1500000</us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability>
    <us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability contextRef="c-7" decimals="-5" id="f-483" unitRef="usd">0</us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability>
    <us-gaap:LandSubjectToGroundLeases contextRef="c-107" decimals="-2" id="f-484" unitRef="sqft">10900</us-gaap:LandSubjectToGroundLeases>
    <us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability contextRef="c-1" decimals="-5" id="f-485" unitRef="usd">1500000</us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability>
    <us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock contextRef="c-1" id="f-486">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Maturities of operating lease liabilities as of September&#160;30, 2025, were as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:83.748%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.052%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Remainder of 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2029&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total lease payments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;10.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less: imputed interest&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1.5)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock>
    <us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear contextRef="c-3" decimals="-5" id="f-487" unitRef="usd">600000</us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear>
    <us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths contextRef="c-3" decimals="-5" id="f-488" unitRef="usd">2300000</us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths>
    <us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo contextRef="c-3" decimals="-5" id="f-489" unitRef="usd">2400000</us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo>
    <us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree contextRef="c-3" decimals="-5" id="f-490" unitRef="usd">2500000</us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree>
    <us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour contextRef="c-3" decimals="-5" id="f-491" unitRef="usd">2600000</us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour>
    <us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue contextRef="c-3" decimals="-5" id="f-492" unitRef="usd">10400000</us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue>
    <us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount contextRef="c-3" decimals="-5" id="f-493" unitRef="usd">1500000</us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount>
    <us-gaap:OperatingLeaseLiability contextRef="c-3" decimals="-5" id="f-494" unitRef="usd">8900000</us-gaap:OperatingLeaseLiability>
    <us-gaap:AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock contextRef="c-1" id="f-495">Accounts Payable and Accrued Liabilities &lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Accounts payable and accrued liabilities consisted of the following:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Accounts payable&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;18.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Accrued liabilities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Research and development expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;16.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;25.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Employee expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;12.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;22.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Income taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;General and administrative and commercial expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Professional fees&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total accounts payable and accrued liabilities&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;55.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;71.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock>
    <us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock contextRef="c-1" id="f-496">&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Accounts payable and accrued liabilities consisted of the following:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Accounts payable&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;18.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Accrued liabilities&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Research and development expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;16.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;25.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Employee expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;12.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;22.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Income taxes&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;General and administrative and commercial expenses&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Professional fees&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total accounts payable and accrued liabilities&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;55.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;71.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfAccruedLiabilitiesTableTextBlock>
    <us-gaap:AccountsPayableCurrent contextRef="c-3" decimals="-5" id="f-497" unitRef="usd">18000000.0</us-gaap:AccountsPayableCurrent>
    <us-gaap:AccountsPayableCurrent contextRef="c-4" decimals="-5" id="f-498" unitRef="usd">13400000</us-gaap:AccountsPayableCurrent>
    <arvn:AccruedResearchAndDevelopmentExpenseCurrent contextRef="c-3" decimals="-5" id="f-499" unitRef="usd">16600000</arvn:AccruedResearchAndDevelopmentExpenseCurrent>
    <arvn:AccruedResearchAndDevelopmentExpenseCurrent contextRef="c-4" decimals="-5" id="f-500" unitRef="usd">25900000</arvn:AccruedResearchAndDevelopmentExpenseCurrent>
    <us-gaap:EmployeeRelatedLiabilitiesCurrent contextRef="c-3" decimals="-5" id="f-501" unitRef="usd">12900000</us-gaap:EmployeeRelatedLiabilitiesCurrent>
    <us-gaap:EmployeeRelatedLiabilitiesCurrent contextRef="c-4" decimals="-5" id="f-502" unitRef="usd">22400000</us-gaap:EmployeeRelatedLiabilitiesCurrent>
    <us-gaap:AccruedIncomeTaxesCurrent contextRef="c-3" decimals="-5" id="f-503" unitRef="usd">3800000</us-gaap:AccruedIncomeTaxesCurrent>
    <us-gaap:AccruedIncomeTaxesCurrent contextRef="c-4" decimals="-5" id="f-504" unitRef="usd">3200000</us-gaap:AccruedIncomeTaxesCurrent>
    <arvn:AccruedGeneralAndAdministrativeAndCommercialCurrent contextRef="c-3" decimals="-5" id="f-505" unitRef="usd">3200000</arvn:AccruedGeneralAndAdministrativeAndCommercialCurrent>
    <arvn:AccruedGeneralAndAdministrativeAndCommercialCurrent contextRef="c-4" decimals="-5" id="f-506" unitRef="usd">5100000</arvn:AccruedGeneralAndAdministrativeAndCommercialCurrent>
    <us-gaap:AccruedProfessionalFeesCurrent contextRef="c-3" decimals="-5" id="f-507" unitRef="usd">1000000.0</us-gaap:AccruedProfessionalFeesCurrent>
    <us-gaap:AccruedProfessionalFeesCurrent contextRef="c-4" decimals="-5" id="f-508" unitRef="usd">1800000</us-gaap:AccruedProfessionalFeesCurrent>
    <us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent contextRef="c-3" decimals="-5" id="f-509" unitRef="usd">55500000</us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent>
    <us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent contextRef="c-4" decimals="-5" id="f-510" unitRef="usd">71800000</us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent>
    <us-gaap:DebtDisclosureTextBlock contextRef="c-1" id="f-511">Long-Term Debt&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Debt obligations consisted of the following:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:36.475%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.054%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Maturity Date&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Interest Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;2018 Assistance Agreement Debt&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;09/28&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3.25%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less: current installments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total long-term debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In June 2018, the Company entered into an assistance agreement with the State of Connecticut (the "2018 Assistance Agreement") to provide funding for the expansion and renovation of laboratory and office space. The Company borrowed $2.0 million under the 2018 Assistance Agreement in September 2018, of which $1.0 million was forgiven upon meeting certain employment conditions. Borrowings under the 2018 Assistance Agreement bear an interest rate of 3.25% per annum, with interest-only payments required for the first 60 months, and mature in September 2028. The 2018 Assistance Agreement requires that the Company be located in the State of Connecticut through September 2028, with a default penalty of repayment of the full original funding amount of $2.0 million plus liquidated damages of 7.5% of the total amount of funding received.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Minimum future principal payments on long-term debt as of September&#160;30, 2025 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:83.748%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.052%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Remainder of 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three and nine months ended September&#160;30, 2025 and 2024, interest expense was immaterial.&lt;/span&gt;&lt;/div&gt;</us-gaap:DebtDisclosureTextBlock>
    <us-gaap:ScheduleOfDebtInstrumentsTextBlock contextRef="c-1" id="f-512">&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Debt obligations consisted of the following:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:36.475%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.054%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Maturity Date&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;Interest Rate&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:100%"&gt;December 31,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;2018 Assistance Agreement Debt&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;09/28&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3.25%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less: current installments&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 25pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total long-term debt&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfDebtInstrumentsTextBlock>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage contextRef="c-3" decimals="INF" id="f-513" unitRef="number">0.0325</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <us-gaap:LongTermDebt contextRef="c-3" decimals="-5" id="f-514" unitRef="usd">600000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebt contextRef="c-4" decimals="-5" id="f-515" unitRef="usd">800000</us-gaap:LongTermDebt>
    <us-gaap:LongTermDebtCurrent contextRef="c-3" decimals="-5" id="f-516" unitRef="usd">200000</us-gaap:LongTermDebtCurrent>
    <us-gaap:LongTermDebtCurrent contextRef="c-4" decimals="-5" id="f-517" unitRef="usd">200000</us-gaap:LongTermDebtCurrent>
    <us-gaap:LongTermDebtNoncurrent contextRef="c-3" decimals="-5" id="f-518" unitRef="usd">400000</us-gaap:LongTermDebtNoncurrent>
    <us-gaap:LongTermDebtNoncurrent contextRef="c-4" decimals="-5" id="f-519" unitRef="usd">600000</us-gaap:LongTermDebtNoncurrent>
    <us-gaap:DebtInstrumentFaceAmount contextRef="c-108" decimals="-5" id="f-520" unitRef="usd">2000000.0</us-gaap:DebtInstrumentFaceAmount>
    <arvn:DebtInstrumentLoanForgiveness contextRef="c-109" decimals="-5" id="f-521" unitRef="usd">1000000.0</arvn:DebtInstrumentLoanForgiveness>
    <us-gaap:DebtInstrumentInterestRateStatedPercentage
      contextRef="c-108"
      decimals="INF"
      id="f-522"
      unitRef="number">0.0325</us-gaap:DebtInstrumentInterestRateStatedPercentage>
    <arvn:DebtInstrumentInterestPaymentsTerm contextRef="c-109" id="f-523">P60M</arvn:DebtInstrumentInterestPaymentsTerm>
    <us-gaap:DebtInstrumentFaceAmount contextRef="c-108" decimals="-5" id="f-524" unitRef="usd">2000000.0</us-gaap:DebtInstrumentFaceAmount>
    <arvn:PercentageOfLiquidatedDamages
      contextRef="c-109"
      decimals="INF"
      id="f-525"
      unitRef="number">0.075</arvn:PercentageOfLiquidatedDamages>
    <us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock contextRef="c-1" id="f-526">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Minimum future principal payments on long-term debt as of September&#160;30, 2025 are as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:83.748%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.052%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Remainder of 2025&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2026&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2027&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2028&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfMaturitiesOfLongTermDebtTableTextBlock>
    <us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear contextRef="c-3" decimals="-5" id="f-527" unitRef="usd">0</us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear>
    <us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths contextRef="c-3" decimals="-5" id="f-528" unitRef="usd">200000</us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths>
    <us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo contextRef="c-3" decimals="-5" id="f-529" unitRef="usd">200000</us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo>
    <us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree contextRef="c-3" decimals="-5" id="f-530" unitRef="usd">200000</us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree>
    <us-gaap:LongTermDebt contextRef="c-3" decimals="-5" id="f-531" unitRef="usd">600000</us-gaap:LongTermDebt>
    <us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock contextRef="c-1" id="f-532">Equity&lt;div style="margin-top:6pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Equity Distribution Agreements&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In November 2023, the Company amended and restated the Equity Distribution Agreement with &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Piper Sandler &amp;amp; Company (&#x201c;Piper Sandler&#x201d;) and Cantor Fitzgerald &amp;amp; Co. (&#x201c;Cantor&#x201d;), as agents,&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; pursuant to which the Company may offer and sell from time to time, through the agents, up to approximately &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;$262.8 million&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; of the common stock registered under a universal shelf registration statement pursuant to one or more &#x201c;at-the-market&#x201d; offerings. During the nine mo&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;nths &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;ended&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; September&#160;30, 2025, no shares were issued under this agreement.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:120%"&gt;Share Repurchase Program&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;On September 17, 2025, the Company announced that its board of directors authorized and approved a share repurchase program for the repurchase of up to $100.0&#160;million of the then-currently outstanding shares of the Company&#x2019;s common stock. Share repurchases under the share repurchase program may be made from time to time through a variety of methods, which may include open market purchases, privately negotiated block trades, accelerated share repurchases, other privately negotiated transactions or any combination of these methods. Repurchases may also be made under a Rule 10b5-1 plan, which would permit shares to be repurchased when the Company might otherwise be precluded from doing so under insider trading laws. The share repurchase program is funded using the Company's working capital. The share repurchase program has no time limit and can be modified, suspended or discontinued at any time without prior notice. Repurchased shares are recorded as treasury stock, at cost, and are eligible to be reissued under the Company's stock plans and for other corporate purposes.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three and nine months ended September&#160;30, 2025, the Company repurchased 2,560,030 shares of its common stock, at an average price of $7.91 per share, for an aggregate purchase price of $20.2&#160;million, plus commissions and excise tax of $0.1&#160;million. As of September&#160;30, 2025, the Company had $79.8&#160;million remaining under its current $100.0&#160;million share repurchase authorization.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Stock-based Compensation&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;2018 Employee Stock Purchase Plan&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In September 2018, the Company adopted the 2018 Employee Stock Purchase Plan (the &#x201c;2018 ESPP&#x201d;), with the first offering period under the 2018 ESPP commencing on January 1, 2020, by initially providing participating employees with the opportunity to purchase an aggregate of 311,850 shares of the Company&#x2019;s common stock. The number of shares of the Company&#x2019;s common stock reserved for issuance under the 2018 ESPP increased, pursuant to the terms of the 2018 ESPP, by additional shares equal to 1% of the Company&#x2019;s then-outstanding common stock, effective as of January 1 of each year. As of September&#160;30, 2025, 3,601,429 shares remained available for purchase. During the nine months ended September&#160;30, 2025 and 2024, the Company issued 86,008 and 85,119 shares of common stock, respectively, under the 2018 ESPP.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;2018 Stock Incentive Plan&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In September 2018, the Company&#x2019;s board of directors adopted, and the Company&#x2019;s stockholders approved, the 2018 Stock Incentive Plan (the &#x201c;2018 Plan&#x201d;), which became effective upon the effectiveness of &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;the registration statement on Form S-1 for the Company&#x2019;s initial public offering. The number of shares of common stock initially available for issuance under the 2018 Plan equaled the sum of (1) 4,067,007 shares of common stock; plus (2) the number of shares of common stock (up to 1,277,181 shares) issued in respect of incentive units granted under the Fourth Amendment to the Company&#x2019;s Incentive Share Plan, which was terminated in September 2018, that were subject to vesting immediately prior to the effectiveness of the registration statement that expire, terminate or are otherwise surrendered, canceled, forfeited or repurchased by the Company at their original issuance price pursuant to a contractual repurchase right; plus (3) an annual increase on the first day of each fiscal year beginning with the fiscal year ended December 31, 2019 and continuing to, and including, the fiscal year ending December 31, 2028, equal to the lesser of 4,989,593 shares of the Company&#x2019;s common stock, 4% of the number of shares of the Company&#x2019;s common stock outstanding on the first day of the year or an amount determined by the Company&#x2019;s board of directors. As of September&#160;30, 2025, 2,797,459 shares remained available for issuance under the 2018 Plan. Shares of common stock subject to outstanding equity awards that expire or are terminated, surrendered or canceled without having been fully exercised or are forfeited in whole or in part are available for future grants of awards.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Compensation Expense&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In connection with the strategic restructuring actions initiated by the Company in the second and third quarters of 2025, as further discussed below in Note 14, &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Restructuring Activity&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;, the Company modified the vesting terms of certain restricted stock units previously granted to employees. The incremental impact of the modification for the three and nine months ended September&#160;30, 2025 totaled $3.6&#160;million and $5.3&#160;million,respectively, as decreases to compensation expense.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three months ended September&#160;30, 2025 and 2024, the Company recognized compensation expense of $10.1 million and $24.7 million, respectively, related to the issuance of incentive awards, including $0.1 million related to the 2018 ESPP in each period presented.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the nine months ended September&#160;30, 2025 and 2024, the Company recognized compensation expense of $35.5 million and $64.9 million, respectively, relating to the issuance of incentive awards, including $0.4 million and $0.6 million, respectively, related to the 2018 ESPP.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As of September&#160;30, 2025, there was $41.7 million of total unrecognized compensation expense that is expected to be amortized over a weighted average period of approximately 1.5 years.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Stock Options&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The fair value of the stock options granted during the nine months ended September&#160;30, 2025 and 2024 was determined using the Black-Scholes option pricing model with the following assumptions:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;September 30,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Expected volatility &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:114%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.1 - 80.4%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.8 - 75.6%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Expected term (years) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:114%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.5 - 5.7&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.4 - 5.5&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Risk free interest rate &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:114%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(3)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.7% - 4.4%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.5% - 4.6%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Expected dividend yield&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Exercise price&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$6.61 - $17.70&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$24.85 - $47.00&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;&#160;&#160;&#160;&#160;Expected volatility is calculated by utilizing the Company's historical volatility of its stock price over a period equal to the expected term.&lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:115%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;&#160;&#160;&#160;&#160;Expected term is calculated based on the Company's historical experience.&lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:115%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(3)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt; &#160;&#160;&#160;&#160;Risk free interest rate is based on an interpolation of U.S. Treasury rates to reflect the expected term at the date of grant.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;A summary of the stock option activity during the nine months ended September&#160;30, 2025 is presented below. Included in the table are stock options granted to employees and directors under the 2018 Plan, as well &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;as options to purchase 255,611 shares of common stock granted to certain employees pursuant to the Nasdaq inducement grant exception in accordance with Nasdaq Listing Rule 5635(c)(4).&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.995%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions, &lt;br/&gt;except weighted average exercise price)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Options &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Weighted Average&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Exercise Price&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Weighted Average&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Remaining Contractual&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Term (Years)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Aggregate Intrinsic Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Outstanding as of December&#160;31, 2024&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7,892,330&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;44.16&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.7&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2,202,904&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;12.46&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Cancelled / Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1,407,437)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;46.85&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Outstanding as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8,687,797&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;36.04&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.7&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Vested and exercisable &lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:3pt double #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5,513,745&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:3pt double #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;44.35&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.5&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Vested and expected to vest &lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8,407,310&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;36.64&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.7&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The weighted-average grant date fair value per share of options granted during the nine months ended September&#160;30, 2025 and 2024 was $12.46 and $27.69, respectively. There were no options exercised during the nine months ended September&#160;30, 2025. The total intrinsic value of options exercised during the nine months ended September&#160;30, 2024 was $3.6 million.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Restricted Stock Units ("RSUs")&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;A summary of RSU activity during the nine months ended September&#160;30, 2025 is presented below. Included in the table are RSUs granted to employees and directors under the 2018 Plan, as well as RSUs representing 170,365 shares of common stock granted to certain employees pursuant to the Nasdaq inducement grant exception in accordance with Nasdaq Listing Rule 5635(c)(4).&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.233%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Shares &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Weighted Average&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Grant Date&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Fair Value Per&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Share&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Unvested RSUs as of December&#160;31, 2024&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2,311,291&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;42.25&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3,407,294&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.93&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Vested&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1,177,135)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;41.78&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Cancelled / Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(728,745)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;26.00&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Unvested RSUs as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3,812,705&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.27&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The weighted-average grant date fair value per share of RSUs granted during the nine months ended September&#160;30, 2025 and 2024 was $13.93 and $44.69, respectively. The total intrinsic value of RSUs released during the nine months ended September&#160;30, 2025 and 2024 was $16.9 million and $12.7 million, respectively. The total fair value of RSUs vested during the nine months ended September&#160;30, 2025 and 2024 was $43.3 million and $12.3 million, respectively.&lt;/span&gt;&lt;/div&gt;</us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock>
    <arvn:MaximumAggregateOfferingPriceOfCommonStock contextRef="c-110" decimals="-5" id="f-533" unitRef="usd">262800000</arvn:MaximumAggregateOfferingPriceOfCommonStock>
    <us-gaap:StockIssuedDuringPeriodSharesNewIssues
      contextRef="c-111"
      decimals="INF"
      id="f-534"
      unitRef="shares">0</us-gaap:StockIssuedDuringPeriodSharesNewIssues>
    <srt:StockRepurchaseProgramAuthorizedAmount1 contextRef="c-112" decimals="-5" id="f-535" unitRef="usd">100000000</srt:StockRepurchaseProgramAuthorizedAmount1>
    <us-gaap:TreasuryStockSharesAcquired contextRef="c-1" decimals="INF" id="f-536" unitRef="shares">2560030</us-gaap:TreasuryStockSharesAcquired>
    <us-gaap:TreasuryStockSharesAcquired contextRef="c-5" decimals="INF" id="f-537" unitRef="shares">2560030</us-gaap:TreasuryStockSharesAcquired>
    <us-gaap:TreasuryStockAcquiredAverageCostPerShare
      contextRef="c-5"
      decimals="2"
      id="f-538"
      unitRef="usdPerShare">7.91</us-gaap:TreasuryStockAcquiredAverageCostPerShare>
    <us-gaap:TreasuryStockAcquiredAverageCostPerShare
      contextRef="c-1"
      decimals="2"
      id="f-539"
      unitRef="usdPerShare">7.91</us-gaap:TreasuryStockAcquiredAverageCostPerShare>
    <arvn:TreasuryStockValueAcquiredCostMethodNetOfCommissions contextRef="c-5" decimals="-5" id="f-540" unitRef="usd">20200000</arvn:TreasuryStockValueAcquiredCostMethodNetOfCommissions>
    <arvn:TreasuryStockValueAcquiredCostMethodNetOfCommissions contextRef="c-1" decimals="-5" id="f-541" unitRef="usd">20200000</arvn:TreasuryStockValueAcquiredCostMethodNetOfCommissions>
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    <us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock contextRef="c-1" id="f-568">&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The fair value of the stock options granted during the nine months ended September&#160;30, 2025 and 2024 was determined using the Black-Scholes option pricing model with the following assumptions:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Times New Roman',serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;September 30,&lt;br/&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;September 30,&lt;br/&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Expected volatility &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:114%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.1 - 80.4%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.8 - 75.6%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Expected term (years) &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:114%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.5 - 5.7&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.4 - 5.5&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Risk free interest rate &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:114%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(3)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.7% - 4.4%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.5% - 4.6%&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Expected dividend yield&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;%&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Exercise price&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$6.61 - $17.70&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="text-align:right"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$24.85 - $47.00&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:120%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(1)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;&#160;&#160;&#160;&#160;Expected volatility is calculated by utilizing the Company's historical volatility of its stock price over a period equal to the expected term.&lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:115%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(2)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;&#160;&#160;&#160;&#160;Expected term is calculated based on the Company's historical experience.&lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:6.5pt;font-weight:400;line-height:115%;position:relative;top:-3.5pt;vertical-align:baseline"&gt;(3)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt; &#160;&#160;&#160;&#160;Risk free interest rate is based on an interpolation of U.S. Treasury rates to reflect the expected term at the date of grant.&lt;/span&gt;&lt;/div&gt;</us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock>
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    <us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock contextRef="c-1" id="f-587">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;A summary of the stock option activity during the nine months ended September&#160;30, 2025 is presented below. Included in the table are stock options granted to employees and directors under the 2018 Plan, as well &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;as options to purchase 255,611 shares of common stock granted to certain employees pursuant to the Nasdaq inducement grant exception in accordance with Nasdaq Listing Rule 5635(c)(4).&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:39.960%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.990%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.995%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions, &lt;br/&gt;except weighted average exercise price)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Options &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Weighted Average&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Exercise Price&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Weighted Average&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Remaining Contractual&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Term (Years)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Aggregate Intrinsic Value&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Outstanding as of December&#160;31, 2024&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7,892,330&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;44.16&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.7&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2,202,904&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;12.46&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Cancelled / Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1,407,437)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;46.85&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Outstanding as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8,687,797&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;36.04&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.7&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Vested and exercisable &lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:3pt double #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5,513,745&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:3pt double #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;44.35&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.5&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Vested and expected to vest &lt;/span&gt;&lt;/div&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8,407,310&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;36.64&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.7&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock>
    <arvn:ShareBasedCompensationArrangementByShareBasedPaymentAwardInducementGrants contextRef="c-1" decimals="INF" id="f-588" unitRef="shares">255611</arvn:ShareBasedCompensationArrangementByShareBasedPaymentAwardInducementGrants>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
      contextRef="c-138"
      decimals="INF"
      id="f-589"
      unitRef="shares">7892330</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
      contextRef="c-138"
      decimals="2"
      id="f-590"
      unitRef="usdPerShare">44.16</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice>
    <us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2 contextRef="c-139" id="f-591">P6Y8M12D</us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue contextRef="c-138" decimals="-5" id="f-592" unitRef="usd">3200000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue>
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
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      unitRef="usdPerShare">36.64</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice>
    <us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1 contextRef="c-140" id="f-607">P6Y8M12D</us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue contextRef="c-122" decimals="-5" id="f-608" unitRef="usd">1500000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue>
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      unitRef="usdPerShare">12.46</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue>
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      contextRef="c-7"
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      id="f-610"
      unitRef="usdPerShare">27.69</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue contextRef="c-1" decimals="-5" id="f-611" unitRef="usd">0</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue contextRef="c-7" decimals="-5" id="f-612" unitRef="usd">3600000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue>
    <us-gaap:NonvestedRestrictedStockSharesActivityTableTextBlock contextRef="c-1" id="f-613">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;A summary of RSU activity during the nine months ended September&#160;30, 2025 is presented below. Included in the table are RSUs granted to employees and directors under the 2018 Plan, as well as RSUs representing 170,365 shares of common stock granted to certain employees pursuant to the Nasdaq inducement grant exception in accordance with Nasdaq Listing Rule 5635(c)(4).&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:67.233%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.557%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.053%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Shares &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Weighted Average&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Grant Date&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Fair Value Per&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:0.75pt;text-align:center"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:115%"&gt;Share&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;div&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Unvested RSUs as of December&#160;31, 2024&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2,311,291&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;42.25&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Granted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3,407,294&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.93&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Vested&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(1,177,135)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;41.78&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Cancelled / Forfeited&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(728,745)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;26.00&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Unvested RSUs as of September&#160;30, 2025&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3,812,705&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;20.27&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:NonvestedRestrictedStockSharesActivityTableTextBlock>
    <arvn:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsInducementGrants
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
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      id="f-617"
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
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      unitRef="usdPerShare">41.78</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
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    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
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    <arvn:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueReleasedInPeriod contextRef="c-141" decimals="-5" id="f-627" unitRef="usd">16900000</arvn:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueReleasedInPeriod>
    <arvn:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueReleasedInPeriod contextRef="c-145" decimals="-5" id="f-628" unitRef="usd">12700000</arvn:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueReleasedInPeriod>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue contextRef="c-141" decimals="-5" id="f-629" unitRef="usd">43300000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue>
    <us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue contextRef="c-145" decimals="-5" id="f-630" unitRef="usd">12300000</us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue>
    <us-gaap:IncomeTaxDisclosureTextBlock contextRef="c-1" id="f-631">Income Taxes &lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;For the three months ended September&#160;30, 2025, the Company recognized income tax expense of $0.3 million, resulting in an effective tax rate of (1.0)%, as compared to income tax expense of $0.6 million, resulting in an effective tax rate of (1.3)%, in the same period for 2024. The primary reconciling items between the federal statutory rate of 21.0% for the three months ended September&#160;30, 2025 and the Company&#x2019;s overall effective tax rate of (1.0)% was the effect of equity compensation and the valuation allowance recorded against the full amount of its net deferred tax assets. The primary reconciling items between the federal statutory rate of 21.0% for the three months ended September&#160;30, 2024 and the Company&#x2019;s overall effective tax rate of (1.3)% was the &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;effect of equity compensation and the valuation allowance recorded against the full amount of its net deferred tax assets.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;For the nine months ended September&#160;30, 2025, the Company recognized income tax expense of $0.1 million, resulting in an effective tax rate of (0.8)%, as compared to income tax expense of $1.0 million resulting in an effective tax rate of (0.6)% in the same period for 2024. The primary reconciling items between the federal statutory rate of 21.0% for the nine months ended September&#160;30, 2025 and the Company&#x2019;s overall effective tax rate of (0.8)% was the effect of equity compensation and the valuation allowance recorded against the full amount of its net deferred tax assets. The primary reconciling items between the federal statutory rate of 21.0% for the nine months ended September&#160;30, 2024 and the Company&#x2019;s overall effective tax rate of (0.6)% was the effect of equity compensation and the valuation allowance recorded against the full amount of its net deferred tax assets.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;A valuation allowance is established when it is more likely than not that some portion or all of a deferred tax asset will not be realized. The realization of deferred tax assets depends on the generation of future taxable income during the period in which related temporary differences become deductible. The Company continues to establish a valuation allowance against the full amount of its net deferred tax assets since it is more likely than not that benefits will not be realized, including those benefits created in the current year. This assessment is based on the Company's historical cumulative losses, which provide strong objective evidence that cannot be overcome with projections of income, as well as the fact the Company expects continuing losses in the future. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;On July 4, 2025, the &#x201c;One Big Beautiful Bill Act&#x201d; (the &#x201c;OBBB Act&#x201d;) was enacted into law. The OBBB Act includes changes to U.S. tax law with multiple effective dates starting in 2025. These changes include provisions allowing accelerated tax deductions for qualified property and research expenditures. Although the Company does not expect the OBBB Act to have a material impact on its estimated annual effective tax rate in 2025, it continues to assess the impact of the OBBB Act on subsequent periods.&lt;/span&gt;&lt;/div&gt;</us-gaap:IncomeTaxDisclosureTextBlock>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-5" decimals="-5" id="f-632" unitRef="usd">300000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-5" decimals="3" id="f-633" unitRef="number">-0.010</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-6" decimals="-5" id="f-634" unitRef="usd">600000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-6" decimals="3" id="f-635" unitRef="number">-0.013</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate contextRef="c-5" decimals="INF" id="f-636" unitRef="number">0.210</us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-5" decimals="3" id="f-637" unitRef="number">-0.010</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate contextRef="c-6" decimals="INF" id="f-638" unitRef="number">0.210</us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-6" decimals="3" id="f-639" unitRef="number">-0.013</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-1" decimals="-5" id="f-640" unitRef="usd">100000</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-1" decimals="3" id="f-641" unitRef="number">-0.008</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:IncomeTaxExpenseBenefit contextRef="c-7" decimals="-5" id="f-642" unitRef="usd">1000000.0</us-gaap:IncomeTaxExpenseBenefit>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-7" decimals="3" id="f-643" unitRef="number">-0.006</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate contextRef="c-1" decimals="INF" id="f-644" unitRef="number">0.210</us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-1" decimals="3" id="f-645" unitRef="number">-0.008</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate contextRef="c-7" decimals="INF" id="f-646" unitRef="number">0.210</us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate>
    <us-gaap:EffectiveIncomeTaxRateContinuingOperations contextRef="c-7" decimals="3" id="f-647" unitRef="number">-0.006</us-gaap:EffectiveIncomeTaxRateContinuingOperations>
    <us-gaap:EarningsPerShareTextBlock contextRef="c-1" id="f-648">Loss Per Common Share &lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Basic and diluted loss per common share was calculated as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:36.475%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.054%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;For the Three Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;For the Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars and shares in millions, except per share amounts)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Net loss&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(35.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(49.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(13.4)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(153.8)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 10pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Weighted average common shares outstanding - basic and diluted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;73.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;71.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 10pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:115%"&gt;Loss per common share &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 22pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Basic and diluted&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.48)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.68)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.18)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(2.14)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Treasury shares are not considered outstanding and are excluded from the calculation of basic and diluted loss per common share.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The weighted average number of common shares included in the computation of basic and diluted net loss per common share for the three and nine months ended September&#160;30, 2024 gives effect to&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;pre-funded warrants issued in November 2023 which allowed holders to acquire up &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;3,422,380 &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;shares of common stock at a nominal exercise price of &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;$0.001&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; per share and were classified as equity. The shares underlying the pre-funded warrants were exercisable for little or no consideration and therefore the underlying shares were considered outstanding at the issuance of the pre-funded warrants for purposes of calculating the weighted average number of common shares outstanding in basic and diluted net loss per common share. As of September&#160;30, 2025, all outstanding&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;pre-funded warrants had been cashless exercised for no consideration and the Company issued 3,422,186 shares of common stock to the holders.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company reported net losses for each of the three and nine months ended September&#160;30, 2025 and therefore excluded all stock options and RSUs from the calculation of diluted net loss per common share as their inclusion would have had an anti-dilutive effect, as summarized below:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:70.566%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:11.477%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;For the Three and Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Stock options&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;RSUs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;12.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;10.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:EarningsPerShareTextBlock>
    <us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock contextRef="c-1" id="f-649">&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Basic and diluted loss per common share was calculated as follows:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:36.475%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.054%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;For the Three Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;For the Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars and shares in millions, except per share amounts)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Net loss&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(35.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(49.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(13.4)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(153.8)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 10pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Weighted average common shares outstanding - basic and diluted&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;73.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;71.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 10pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:115%"&gt;Loss per common share &lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#CFF0FC;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 22pt;text-align:left;text-indent:-9pt;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:115%"&gt;Basic and diluted&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.48)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.68)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(0.18)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(2.14)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-bottom:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock>
    <us-gaap:NetIncomeLoss contextRef="c-5" decimals="-5" id="f-650" unitRef="usd">-35100000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-6" decimals="-5" id="f-651" unitRef="usd">-49200000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-1" decimals="-5" id="f-652" unitRef="usd">-13400000</us-gaap:NetIncomeLoss>
    <us-gaap:NetIncomeLoss contextRef="c-7" decimals="-5" id="f-653" unitRef="usd">-153800000</us-gaap:NetIncomeLoss>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-5" decimals="-5" id="f-654" unitRef="shares">73200000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-5" decimals="-5" id="f-655" unitRef="shares">73200000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-6" decimals="-5" id="f-656" unitRef="shares">72100000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-6" decimals="-5" id="f-657" unitRef="shares">72100000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-1" decimals="-5" id="f-658" unitRef="shares">72900000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-1" decimals="-5" id="f-659" unitRef="shares">72900000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfSharesOutstandingBasic contextRef="c-7" decimals="-5" id="f-660" unitRef="shares">71900000</us-gaap:WeightedAverageNumberOfSharesOutstandingBasic>
    <us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding contextRef="c-7" decimals="-5" id="f-661" unitRef="shares">71900000</us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-5"
      decimals="2"
      id="f-662"
      unitRef="usdPerShare">-0.48</us-gaap:EarningsPerShareDiluted>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-5"
      decimals="2"
      id="f-663"
      unitRef="usdPerShare">-0.48</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-6"
      decimals="2"
      id="f-664"
      unitRef="usdPerShare">-0.68</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-6"
      decimals="2"
      id="f-665"
      unitRef="usdPerShare">-0.68</us-gaap:EarningsPerShareDiluted>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-1"
      decimals="2"
      id="f-666"
      unitRef="usdPerShare">-0.18</us-gaap:EarningsPerShareDiluted>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-1"
      decimals="2"
      id="f-667"
      unitRef="usdPerShare">-0.18</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareBasic
      contextRef="c-7"
      decimals="2"
      id="f-668"
      unitRef="usdPerShare">-2.14</us-gaap:EarningsPerShareBasic>
    <us-gaap:EarningsPerShareDiluted
      contextRef="c-7"
      decimals="2"
      id="f-669"
      unitRef="usdPerShare">-2.14</us-gaap:EarningsPerShareDiluted>
    <us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
      contextRef="c-146"
      decimals="INF"
      id="f-670"
      unitRef="shares">3422380</us-gaap:ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights>
    <us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
      contextRef="c-146"
      decimals="INF"
      id="f-671"
      unitRef="usdPerShare">0.001</us-gaap:ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1>
    <arvn:StockIssuedDuringPeriodSharesExerciseOfWarrants
      contextRef="c-147"
      decimals="INF"
      id="f-672"
      unitRef="shares">3422186</arvn:StockIssuedDuringPeriodSharesExerciseOfWarrants>
    <us-gaap:ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock contextRef="c-1" id="f-673">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company reported net losses for each of the three and nine months ended September&#160;30, 2025 and therefore excluded all stock options and RSUs from the calculation of diluted net loss per common share as their inclusion would have had an anti-dilutive effect, as summarized below:&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:70.566%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:14.051%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:11.477%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;For the Three and Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;Stock options&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;8.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;RSUs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;3.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:100%"&gt;2.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td 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    <us-gaap:EquityMethodInvestmentsDisclosureTextBlock contextRef="c-1" id="f-686">Equity Method Investments&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In July 2019, the Company and Bayer CropScience LP (&#x201c;Bayer LP&#x201d;) formed Oerth Bio LLC ("Oerth Bio"), a joint venture to research, develop and commercialize PROTAC targeted protein degraders for applications in the field of agriculture. The Company and Bayer LP each held an initial ownership interest in Oerth Bio of 50%. A 15% ownership interest of Oerth Bio was reserved for the future grants of incentive units to employees and service providers and, as a result, the Company's ownership interest totaled 43.3% and 44.3% as of September&#160;30, 2025 and 2024, respectively, as a result of vested incentive units.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Net income (loss) of Oerth Bio for the three months ended September&#160;30, 2025 and 2024 totaled $0.2 million&lt;/span&gt;&lt;span style="color:#ff0000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;and $(1.2) million, respectively. &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Net lo&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;ss of Oerth Bio for the nine months ended September&#160;30, 2025 and 2024 totaled $0.0 million and $2.7 million, res&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;pectively. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;As of &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;September&#160;30, 2025&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; and &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;2024&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;, the Company&#x2019;s &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;carrying value of t&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;he investment was zero. &lt;/span&gt;&lt;/div&gt;The Company also provides Oerth Bio with compensated research, development and administrative services through a separate agreement. The services rendered by the Company during the three and nine months ended September&#160;30, 2025 and 2024 were immaterial. The Company does not anticipate rendering services in future periods.</us-gaap:EquityMethodInvestmentsDisclosureTextBlock>
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    <us-gaap:CommitmentsAndContingenciesDisclosureTextBlock contextRef="c-1" id="f-697">Commitments and Contingencies&lt;div style="margin-top:18pt"&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:120%"&gt;Clinical and Preclinical Development and Licensing Arrangements&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;From time to time, the Company enters into contracts in the normal course of business with various third parties who support its clinical trials, preclinical research studies and other services related to its development activities. The scope of the services under these agreements can generally be modified at any time, and the agreement can be terminated by either party after a period of notice and receipt of written notice.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%"&gt;In addition, under licensing and related arrangements to which the Company is a party, the Company may be obligated to make milestone payments to third parties. The payment obligations under these arrangements are contingent upon future events, such as achievement of specified milestones or generation of product sales, and the amount, timing and likelihood of such payments are not known.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Yale University License Agreement&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In June 2024, the Company entered into an Amended and Restated License Agreement (the &#x201c;Amended License Agreement&#x201d;) with Yale pursuant to which the parties amended and restated the license agreement dated July 5, 2013, as amended to date (the "Original Agreement"). In connection with the signing of the Amended License Agreement, the Company made a payment of $14.95&#160;million to Yale in June 2024, comprising both an upfront payment connected to the Amended License Agreement and an amount related to the collaboration income under the Novartis License Agreement and Novartis Asset Agreement (see Note 3, &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;Research Collaboration and License Agreements,&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; for a description of the agreements&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt;)&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; and the Company made another $5.0&#160;million payment to Yale in June 2025 on the first anniversary of signing. Thereafter, the Company will also pay to Yale (1) up to $15.0&#160;million if it secures approval of the first and second royalty products (as &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;defined in the Amended License Agreement), (2) a low single digit percentage royalty on certain, more narrowly defined &#x201c;collaboration products,&#x201d; and (3) a lower single digit royalty on its aggregate worldwide net sales of certain newly defined &#x201c;meaningfully involved products.&#x201d; &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company&#x2019;s obligations under the Original Agreement to pay Yale minimum annual royalties and certain other annual fees have been eliminated and Yale has agreed to release all claims arising previously under the Original Agreement. Other provisions of the Original Agreement remain materially unchanged under the Amended License Agreement, including the &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;requirement to pay to Yale a minimum license maintenance royalty totaling $0.1&#160;million per year until the first sale to a third party of any licensed product, followed by success-based milestones for the first two licensed products for the development of the protein degradation technologies totaling approximately $3.0&#160;million for the first licensed product and approximately $1.5&#160;million for the second licensed product, certain of which milestones have already been satisfied, and low single-digit royalties on aggregate worldwide net sales of certain licensed products, which may be subject to reductions, and subject to minimum royalty payments that range from $0.2&#160;million to $0.5&#160;million. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three and nine months ended September&#160;30, 2025, the Company recorded a liability of &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;$0.7&#160;million as a result of payments due to &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Yale pursuant to the terms of the Amended License Agreement&lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;. 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    <us-gaap:RestructuringAndRelatedActivitiesDisclosureTextBlock contextRef="c-1" id="f-710">Restructuring Activity&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In the second quarter of 2025, the Company committed to and approved a reduction of the Company&#x2019;s workforce by approximately 33% across all areas of the Company, as part of the Company&#x2019;s decision to streamline operations across the organization and enable the efficient progression of the Company&#x2019;s portfolio. This decision was made following a strategic review aimed at reducing internal costs while minimally impacting the Company's targeted clinical stage programs to drive value over the next several years by aligning the Company's operations with long-term program development objectives. As of June 30, 2025, these restructuring activities were substantially completed.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;In September 2025, the Company announced an update on its collaboration with Pfizer and further actions to support value creation by optimizing organizational and cost structures and streamlining operations in advance of multiple anticipated upcoming value inflection points, including: further limiting additional expenditures on the vepdegestrant program to support activities required for commercialization readiness and identification, with Pfizer, of a third party for the commercialization and potential further development of vepdegestrant; reducing the Company's workforce by an additional 15% to streamline operations, with the most significant reductions being roles related to vepdegestrant commercialization; and proactively managing pipeline cost by seeking strategic business development opportunities and by identifying further efficiencies across the business. &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The September 2025 workforce reduction is expected to be substantially completed by the first quarter of 2026.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%"&gt;Components of Restructuring Charges&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three months ended September&#160;30, 2025, the Company recognized net restructuring related reversal of previously recognized expense of $0.2&#160;million, including $4.1&#160;million of severance and other one-time employee related termination benefit charges related to the workforce reduction, offset by a reversal of $4.3&#160;million of non-cash stock compensation, of which $0.4 million of charges are reflected in research and development expenses and $0.6&#160;million of a reversal of previously recognized expense is reflected in general and administrative expenses in the accompanying unaudited condensed consolidated financial statements. &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the nine months ended September&#160;30, 2025, the Company recognized net restructuring charges of $0.7&#160;million, including $11.4&#160;million of cash severance and other one-time employee related termination benefit related to the workforce reduction, offset by a reversal of $10.7&#160;million of non-cash stock compensation and bonus expenses, of which $1.0 million of charges are reflected in research and development expenses and $0.3&#160;million of a reversal of previously recognized expense reflected in general and administrative expenses in the accompanying unaudited condensed consolidated financial statements.&lt;/span&gt;&lt;/div&gt;The Company's restructuring accrual totaled $4.1&#160;million and zero as of September&#160;30, 2025 and December 31, 2024, respectively.</us-gaap:RestructuringAndRelatedActivitiesDisclosureTextBlock>
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    <us-gaap:RestructuringCharges contextRef="c-184" decimals="-5" id="f-720" unitRef="usd">10700000</us-gaap:RestructuringCharges>
    <us-gaap:RestructuringCharges contextRef="c-185" decimals="-5" id="f-721" unitRef="usd">1000000.0</us-gaap:RestructuringCharges>
    <us-gaap:RestructuringCharges contextRef="c-186" decimals="-5" id="f-722" unitRef="usd">-300000</us-gaap:RestructuringCharges>
    <us-gaap:RestructuringReserve contextRef="c-3" decimals="-5" id="f-723" unitRef="usd">4100000</us-gaap:RestructuringReserve>
    <us-gaap:RestructuringReserve contextRef="c-4" decimals="-5" id="f-724" unitRef="usd">0</us-gaap:RestructuringReserve>
    <us-gaap:SegmentReportingDisclosureTextBlock contextRef="c-1" id="f-725">Segment Information&lt;div style="margin-top:6pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company's operations are organized into one operating and reportable segment focused on &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;the discovery, development and commercialization of therapies that degrade disease-causing proteins. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The segment develops protein degradation therapies designed to harness the body's natural protein disposal system to selectively and efficiently degrade and remove disease-causing protein through the Company's PROTAC (PROteolysis TArgeting Chimera) protein degrader platform. The Company is progressing multiple product candidates through clinical development programs, including ARV-102, targeting LRRK2 for neurodegenerative disorders; ARV-393, targeting BCL6 for relapsed/refractory non-Hodgkin Lymphoma; &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;ARV-806, targeting Kirsten rat sarcoma, or KRAS, G12D for mutated cancers, including pancreatic and colorectal cancers; and &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;vepdegestrant, targeting the estrogen receptor for patients with locally advanced or metastatic ER+/HER2- breast cancer. The Company's tangible assets are held in the United States and all of the Company's revenue has been generated in the United States. The Company manages all business activities on a consolidated basis. The Company's chief operating decision maker is the Chief Executive Officer.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The operating segment's revenue is primarily generated through research collaborations and licensing arrangements with pharmaceutical partners. The terms of these agreements contain multiple goods and services which may include (i) licenses, (ii) research and development activities, and (iii) participation in joint research and development steering committees. The terms of these agreements may include non-refundable, upfront license or option fees, payments for research and development activities, payments upon the achievement of certain milestones and royalty payments based on product sales derived from the collaboration. Revenue is recognized ratably over the Company&#x2019;s expected performance period under each respective arrangement. &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company has also generated revenue through the sale of assets based on fair value. &lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The Company does not have intra-entity sales or transfers.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The accounting policies of the operating segment are the same as those described in the Company's &lt;/span&gt;&lt;span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;Annual Report on Form 10-K for the year ended December&#160;31, 2024 and&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt; in Note 2,&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%"&gt; Summary of Accounting Pronouncements and Significant Accounting Policies&lt;/span&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;. The chief operating decision maker evaluates the performance of the operating segment and allocates resources based on net income/loss that also is reported on the consolidated income statement as net income (loss). The measure of the operating segment assets is reported on the consolidated balance sheet as total assets.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The chief operating decision maker uses net loss to monitor budget versus actual results and to analyze cash flows in assessing performance of the segment and allocating resources.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table summarizes the reportable segment's financial information: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:44.354%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.085%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Three Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Revenue&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;41.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;102.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;253.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;204.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Research and development expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:12pt;padding-left:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Vepdegestrant (ARV-471) (*)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;14.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;19.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;53.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;63.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;ARV-102&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;4.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;15.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;ARV-806 &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;ARV-393&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;4.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Bavdegalutamide (ARV-110)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Luxdegalutamide (ARV-766)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;4.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;17.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Other programs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Non program-specific external expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;12.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;37.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;43.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Compensation and related personnel expense&lt;br/&gt;(including stock-based compensation)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;21.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;35.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;88.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;110.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Other research and development expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 49pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total research and development expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;64.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;86.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;224.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;264.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;General and administrative expense&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;21.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;75.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;131.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 14.5pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Other segment expense, net (**)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Income tax expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Plus:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 14.5pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Interest income, net&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;14.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;31.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;41.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Segment net loss&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(35.1)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(49.2)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(13.4)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;(153.8)&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;(*)&#160;&#160;&#160;&#160;Includes net reimbursement to and from Pfizer pursuant to the Vepdegestrant (ARV-471) Collaboration Agreement which are accounted for pursuant to ASC 808 and are recorded as an offset or an increase to research and development expenses.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:6pt;padding-left:18pt;text-indent:-18pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;(**)&#160;&#160;&#160;&#160;Includes primarily a write-off of leasehold improvements resulting from the termination of the lease for the Company's laboratory and office space at 101 College Street and realized foreign exchange gains/ losses.&lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;During the three months ended September&#160;30, 2025 and 2024, the Company recognized depreciation and amortization expense of $0.8 million and $1.1 million, respectively. During the nine months ended September&#160;30, 2025 and 2024, the Company recognized depreciation and amortization expense of $2.3 million and $3.5 million, respectively.&lt;/span&gt;&lt;/div&gt;</us-gaap:SegmentReportingDisclosureTextBlock>
    <us-gaap:NumberOfOperatingSegments
      contextRef="c-1"
      decimals="INF"
      id="f-726"
      unitRef="segment">1</us-gaap:NumberOfOperatingSegments>
    <us-gaap:NumberOfReportableSegments
      contextRef="c-1"
      decimals="INF"
      id="f-727"
      unitRef="segment">1</us-gaap:NumberOfReportableSegments>
    <us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock contextRef="c-1" id="f-728">&lt;div style="margin-top:12pt;text-indent:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"&gt;The following table summarizes the reportable segment's financial information: &lt;/span&gt;&lt;/div&gt;&lt;div style="margin-top:12pt"&gt;&lt;table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"&gt;&lt;tr&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:44.354%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.081%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:0.406%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;td style="width:1.0%"&gt;&lt;/td&gt;&lt;td style="width:12.085%"&gt;&lt;/td&gt;&lt;td style="width:0.1%"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Three Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="9" style="padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;Nine Months Ended&lt;br/&gt;September 30,&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-style:italic;font-weight:400;line-height:114%"&gt;(dollars in millions)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2025&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;border-top:0.75pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:700;line-height:114%"&gt;2024&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Revenue&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;41.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;102.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;253.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;$&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;204.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;border-top:0.75pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Less:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Research and development expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="margin-top:12pt;padding-left:36pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Vepdegestrant (ARV-471) (*)&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;14.2&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;19.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;53.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;63.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;ARV-102&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;4.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;15.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.5&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;ARV-806 &lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;5.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;ARV-393&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;7.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;4.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Bavdegalutamide (ARV-110)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;6.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Luxdegalutamide (ARV-766)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;4.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;17.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Other programs&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Non program-specific external expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;12.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;13.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;37.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;43.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Compensation and related personnel expense&lt;br/&gt;(including stock-based compensation)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;21.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;35.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;88.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;110.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 37pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Other research and development expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;3.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;8.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 49pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Total research and development expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;64.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;86.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;224.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;264.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;div style="padding-left:12pt"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;General and administrative expense&lt;/span&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;21.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;75.8&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;72.9&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;131.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 14.5pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Other segment expense, net (**)&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;&#x2014;&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.4&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;2.7&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 13pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:100%"&gt;Income tax expense&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.3&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.6&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;0.1&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;1.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;td colspan="3" style="display:none"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;Plus:&lt;/span&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;td colspan="3" style="background-color:#cceeff;padding:0 1pt"&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr&gt;&lt;td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 14.5pt;text-align:left;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:700;line-height:114%"&gt;Interest income, net&lt;/span&gt;&lt;/td&gt;&lt;td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"&gt;&lt;span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:114%"&gt;9.0&#160;&lt;/span&gt;&lt;/td&gt;&lt;td style="background-color:#ffffff;padding:2px 1pt 2px 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