[X]Audited Annual Financial Statements Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Exchange Actduring the preceding 12 months (or for such shorter period that the registrant was required to file such reports) and (2) has been subject Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submittedpursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 12b-2 of the Exchange Act. Emerging growth company [ ] If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP, indicate by check mark if theregistrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards † The term “new or revised financial accounting standard” refers to any update issued by the Financial Accounting Standards Board toits Accounting Standards Codification after April 5, 2012. Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectivenessof its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of theregistrant included in the filing reflect the correction of an 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-basedcompensation received by any of the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b). [ ] The Annual Information Form dated February 17, 2026, Management’s Discussion and Analysis, and Audited Consolidated FinancialStatements for the year ended December 31, 2025, in each case, of IAMGOLD Corporation (the “Company”), included as Exhibit99.1, Exhibit 99.2, and Exhibit 99.3, respectively, to this annual report on Form 40-F of the Company (the “Annual Report”), are INCORPORATED DOCUMENTS Annual Information Form The Company’s Annual Information Form (“AIF”) is filed as Exhibit 99.1 to this Annual Report. Management’s Discussion and AnalysisThe Company’s management’s discussion and analysis (“MD&A”) is filed as Exhibit 99.2 to this Annual Report. Audited Annual Financial StatementsThe Company’s audited consolidated financial statements and the notes thereto (the “Annual Financial Statements”) are filed asExhibit 99.3 to this Annual Report. DISCLOSURE CONTROLS AND PROCEDURES At the end of the period covered by this report, an evaluation was carried out under the supervision of and with the participation of theCompany’s management, including the President and Chief Executive Officer (“CEO”) and Chief Financial Officer (“CFO”), of theeffectiveness of the design and operation of the Company’s disclosure controls and procedures (as defined in Rule 13a - 15(e) andRule 15d - 15(e) under the United States Securities Exchange Act (the “Exchange Act”)). Based on that evaluation, the CEO and theCFO have concluded that as of the end of the period covered by this report, the Company’s disclosure controls and procedures were MANAGEMENT’S REPORT ON INTERNAL CONTROL OVER FINANCIAL REPORTINGThe Company’s management is responsible for establishing and maintaining adequate internal control over financial reporting as defined in Rules 13a-15(f) and 15d-15(f) under the Exchange Act. The Company’s internal control over financial reporting process isdesigned to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for any evaluation of effectiveness to future periods are subject to the risk that controls may become inadequate because of changes inconditions, or that the degree of compliance with the policies or procedures may deteriorate. Management conducted an evaluation of the design and operation of the Company’s internal controls over financial reporting as of theend of the Company’s last fiscal year, based on the criteria set forth in Internal Control - Integrated Framework (2013) issued by theCommittee of Sponsoring Organizations of the Treadway Commission. This evaluation included review of the documentation ofcontrols, evaluation of the design effectiveness of controls, testing of the operating effectiveness of controls and a conclusion on this ATTESTATION REPORT OF THE REGISTERED PUBLIC ACCOUNTING FIRMThe Company’s auditor has attested to the effectiveness of the Company's internal control over financial reporting as of December 31, 2025. The auditor’s attestation immediately precedes the audited consolida