McEwen Inc. (MUX) filed a Form 8K - Regulation FD Disclosure - with the U.S Securities and Exchange Commission on June 30, 2026.

On June 29, 2026, McEwen Inc. (the "Company") announced that its common stock has been added to the Russell 2000(R) Index. 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.

The full text of this SEC filing can be retrieved at: https://www.sec.gov/Archives/edgar/data/314203/000110465926079394/tm2619394d1_8k.htm

Any exhibits and associated documents for this SEC filing can be retrieved at: https://www.sec.gov/Archives/edgar/data/314203/000110465926079394/0001104659-26-079394-index.htm

Public companies must file a Form 8-K, or current report, with the SEC generally within four days of any event that could materially affect a company's financial position or the value of its shares.