Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM  8-K   CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934   Date of Report (Date of earliest event reported):         September 24, 2025     McEWEN INC. (Exact name of registrant as specified in its charter)   Colorado   001-33190   84-0796160 (State or other jurisdiction of incorporation)   (Commission File Number)   (IRS Employer Identification No.)   150 King Street West , Suite 2800 Toronto , Ontario , Canada M5H 1J9 (Address of principal executive offices) (Zip Code)   Registrant’s telephone number including area code:       ( 866 ) 441-0690     (Former name or former address, if changed since last report)   Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:   ¨    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ¨    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ¨    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ¨    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))   Securities registered pursuant to Section 12(b) of the Act:   Title of each class   Trading Symbol(s)   Name of each exchange on which registered Common Stock   MUX   New York Stock Exchange   Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).   Emerging growth company ¨   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 financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨             Item 7.01 Regulation FD Disclosure.   On September 24, 2025, McEwen Inc. (the “Company”) issued a press release announcing the execution of a collaboration agreement between the International Finance Corporation (“IFC”), a member of the World Bank Group, and McEwen Copper, Inc. (“MCI”), an equity investee of the Company, to support aligning MCI’s Los Azules copper project with IFC’s environmental, social, and governance standards for potential future debt and equity financing. A copy of the press release is furnished with this report as Exhibit 99.1.   The information furnished under this Item 7.01, including the referenced exhibit, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, except as shall be expressly set forth by reference to such filing.   Item 9.01 Financial Statements and Exhibits.   (d)           Exhibits . The following exhibits are furnished or filed with this report, as applicable:   Exhibit No.   Description 99.1   Press Release, dated September 24, 2025 104   Cover Page Interactive Data File – the cover page XBRL tags are embedded within the Inline XBRL document   Cautionary Statement   With the exception of historical matters, the press release contains forward-looking statements under the Private Securities Litigation Reform Act of 1995, including estimates, forecasts, and expectations about future events. These are based on reasonable assumptions but subject to uncertainties like market fluctuations, mining risks, political/economic factors in foreign operations, permitting delays, capital market conditions, environmental hazards, mineral calculations, and foreign exchange volatility. Actual results may differ materially. See McEwen Inc.'s Annual Report on Form 10-K for the year ended December 31, 2024, and other filings with the Securities and Exchange Commission, under the caption "Risk Factors" for additional information on risks, uncertainties and other factors relating to the forward-looking statements and information regarding the Company. The company undertakes no obligation to update these statements except as required by law. All forward-looking information is qualified by this cautionary statement.         SIGNATURES   Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.     McEWEN INC.     Date: September 26, 2025 By: /s/ Carmen Diges     Carmen Diges, General Counsel