Current Report · Items 7.01, 9.01 · 8-K

McEwen Inc.

Regulation FD Disclosure

Filed Sep 1, 2026Accepted Sep 1, 2026, 4:14 PM EDTCIK 314203Accession 0001104659-26-104311

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 7.01, 9.01

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

Item 7.01Item 7.01 - Regulation FD Disclosure

Item 7.01 Regulation FD Disclosure. On August 27, 2026, McEwen Inc. (the “Company”) announced that its 46.3%-owned equity investee McEwen Copper Inc. has closed a $240 million senior secured 4-year term loan facility with a syndicate of lenders and provided an update on the Los Azules project. A copy of the press release is furnished with this report as Exhibit 99.1. Investors and other interested parties are encouraged to read in its entirety the press release because it contains important information not otherwise described herein. 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) tm2624401d1_ex99-1.htm

Exhibit 99.1 McEwen Copper Completes US$240 Million Term Loan To Advance Los Azules Toward Final Investment Decision All dollar amounts in this press release represent U.S. dollars. TORONTO, Aug 27, 2026 - McEwen Inc. (NYSE: MUX) (TSX: MUX) (“McEwen” or the “Company”) today announced that its 46.3%-owned subsidiary McEwen Copper Inc. (“McEwen Copper”, not publicly listed) has closed a $240 million senior secured 4-year term loan facility with a syndicate of lenders (the “Term Loan”). Participants include Sprott Natural Resource Investment Partners for $112 million, and Rob McEwen, Chairman and Chief Owner of the Company, for $85 million; and other lenders for a total of $43 million. The proceeds of the Term Loan will be used to continue advancing engineering and early works of the Los Azules copper project in San Juan, Argentina, and for general corporate purposes. A final investment decision and full project financing is expected in mid-2027, with commercial copper cathode production targeted for 2030, subject to project financing and customary approvals. The Term Loan provides funding while McEwen Copper advances the broader project debt financing for Los Azules, for which S…

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