
☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year ended December 31, 2025OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934Commission File Number: 001-39304 Securities registered pursuant to Section 12(b) of the Act: Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes☒No☐ Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Securities Exchange Act. Yes☐No☒ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 ofthis chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company.See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and “emerging growth company” in Rule 12b-2 of the Exchange Act: Accelerated filer☐Smaller reporting company☐Emerging growth company☐ Large accelerated filer☒Non-accelerated filer☐ If an emerging growth company, indicate by check mark if the Registrant has elected not to use the extended transition period for complying with any new or revised financialaccounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the Registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reportingunder Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report.☒ If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction ofan error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant’sexecutive officers during the relevant recovery period pursuant to §240.10D-1(b).☐ The aggregate market value of the registrant’s common stock held by non-affiliates of the registrant as of June 30, 2025 was approximately $887,181,255 (based on the closing saleprice of the registrant’s common stock as reported on The Nasdaq Global Select Market). The number of shares outstanding of the registrant’s common stock as of February 6, 2026 was 109,052,507 DOCUMENTS INCORPORATED BY REFERENCE: Portions of the registrant’s Proxy Statement for the registrant’s 2026 Annual Meeting of Stockholders will be filed with the Commission within 120 days after the close of theregistrant’s 2025 fiscal year and are incorporated by reference in Part III of this Annual Report on Form 10-K to the extent stated herein. ADEIA INC.ANNUAL REPORT ON FORM 10-KFOR THE YEAR ENDED DECEMBER 31, 2025TABLE OF CONTENTS PART I Item 1.BusinessItem 1A.Risk FactorsItem 1B.Unresolved Staff CommentsItem 1C.CybersecurityItem 2.PropertiesItem 3.Legal ProceedingsItem 4.Mine Safety Disclosures PART IIMarket for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Item 5.Securities29Item 6.(Reserved)30Item 7.Management’s Discussion and Analysis of Financial Condition and Results of Operations31Item 7A.Quantitative and Qualitative Disclosures About Market Risk41Item 8.Financial Statements and Supplementary Data41Item 9.Changes in and Disagreements With Accountants on Accounting and Financial Disclosure41Item 9A.Controls and Procedures42Item 9B.Other Information43Item 9C.Disclosure Regarding Foreign Jurisdictions that Prevent Inspections43 PART IIIDirectors, Executive Officers and Corporate Governance Item 10.Item 11.Executive CompensationItem 12.Security Ownership of Certain Beneficial Owners and Management and Related Stockholder MattersItem 13.Certain Relationships and Related Transactions, and Director IndependenceItem 14.Principal Accountant Fees and Services PART IV Item 15.Exhibits and Financial Statement SchedulesItem 16.Form 10-K Summary 4586 Signatures 87 Cautionary Statement Regarding Forward-Looking Statements This annual report on Form 10-K (this “Annual Report”) contains “forward-looking statements” within the meaning of thefederal securities laws, including Section 27A of the Securities Act of 1933, as amended, and Section 21E of the SecuritiesExchange Act of 1934, as amended. These forward-looking statements are based on information available to the Company asof the date hereof, as well as the Company’s current expectations, assumptions, estim