Ms. Mihaela Iancu reports

MCEWEN INC. REFILES THE TECHNICAL REPORT FOR FOX COMPLEX

McEwen Inc., as a result of a review by staff of the Ontario Securities Commission (OSC), is issuing the following news release regarding its disclosure on the Fox complex. The company has amended and refiled its technical report, titled "NI 43-101 Technical Report on the Mineral Resources Estimate of the Fox Complex, Ontario, Canada," originally filed on April 4, 2025.

The OSC review was conducted as part of its continuous disclosure review program, specifically in relation to the requirements under National Instrument 43-101, Standards of Disclosure for Mineral Projects.

The company has addressed the following items in the amended technical report:

• Technical report not prepared in compliance with Form 43-101F1: The technical report now includes the information required under items 16 to 22 of Form 43-101F1 for an advanced property that was previously omitted from the original filing.
• Qualified person: John Ryan Cox was replaced as a co-author of the report to comply with NI 43-101 requirements for qualified persons.

No further amendments were made to the technical report. Note that the mineral resources statements for the Fox complex remain unchanged.

About McEwen Inc.

McEwen provides its shareholders with exposure to gold, copper and silver in the Americas through its three mines located in the United States, Canada and Argentina, and its large advanced-stage copper development project in Argentina. It also has a gold and silver mine on care and maintenance in Mexico. Its Los Azules copper project aims to become one of the world's first regenerative copper mines and is committed to carbon neutrality by 2038.

McEwen's shares are publicly traded on the New York Stock Exchange and the Toronto Stock Exchange under the symbol MUX.

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