Current Report · Items 5.02, 7.01, 9.01 · 8-K

McEwen Inc.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements · Regulation FD Disclosure

Filed Aug 26, 2026Accepted Aug 26, 2026, 5:10 PM EDTCIK 314203Accession 0001104659-26-101630

Company context

McEwen shares trade on both the NYSE and TSX under the ticker MUX. McEwen provides its shareholders with exposure to a growing base of gold and silver production in addition to a very large copper development project, all in the Americas. The gold and silver mines are in prolific mineral-rich regions of the world: the Cortez Trend in Nevada, USA, the Timmins district of Ontario and Flin Flon in Manitoba, Canada, and the Deseado Massif in Santa Cruz province, Argentina. McEwen is also reactivating its El Gallo gold and silver mine in Mexico.

Current securities

MUXNYSE · EQUITY · Current MUXTSX · EQUITY · Current

Recent company filings

Disclosure sections

Items 5.02, 7.01, 9.01

Select an item to read the extracted section. The as-filed document remains the primary evidence.

Item 5.02Item 5.02 - Departure/Election of Directors

Item 5.02                 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On August 24, 2026, Mr. William Shaver, the Chief Operating Officer of McEwen Mining Inc. (the “Company”) and a member of the Board of Directors of the Company (the “Board”), retired from his position as Chief Operating Officer of the Company, effective immediately. Mr. Shaver also retired from his position as a member of the Board, effective immediately. Mr. Shaver’s retirement is not a result of any disagreement or dispute with the Company.

Item 7.01Item 7.01 - Regulation FD Disclosure

Item 7.01                 Regulation FD Disclosure. On August 24, 2026, the Company issued a press release announcing the retirement of Mr. Shaver. A copy of that 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.

Filed exhibits (1)

EX-99.1 (by filename) tm2624008d1_ex99-1.htm

EX-99.1 2 tm2624008d1_ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 McEwen Announces Planned Retirement of COO & Promotions to Its Senior Leadership Team TORONTO, August 24, 2026 - McEwen Inc. (NYSE/TSX: MUX) (“McEwen” or the “Company”) today announced the planned retirement of Chief Operating Officer William Shaver. Mr. Shaver has dedicated more than 55 years of his career to the mining industry, including the past 4 years at McEwen. In 1980, he co-founded Dynatec Corporation, which became one of the leading contracting and mine operating groups in North America. Bill’s relentless commitment has left its mark on both the industry and the people he has worked with and mentored. Mr. Shaver will continue to serve on the Board of Directors of McEwen Copper, which is 46.3% owned by McEwen. “I have worked with Bill since the construction of the Red Lake Mine at Goldcorp and want to thank him for his service at McEwen. With our newest Stock Mine in Timmins nearing completion and El Gallo in Mexico starting construction, Bill and the Board thought it was the right time to promote the next generation of talent within the Company. The Board also thought it was very appropriate to name the ne…

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