McEwen MUX Insider Ownership

Updated Oct 10, 2026

Over the past year, MUX insiders bought $18,360 of stock (1K shares) and sold $59,372 (3.27K shares) on the open market.

• Among MUX's insiders, Stephen Douglas Kaszas (Director) was the top open-market buyer in the past 12 months, with $18,360 of stock purchased (1K shares) and the latest purchase on June 5, 2026.
• On the sell side, Richard W. Brissenden (Director) led open-market sales of McEwen stock over the past 12 months with $59,372 (3.27K shares), most recently on June 29, 2026.
• Beyond open-market trades, insiders at McEwen received 1.53Mn shares in stock awards and acquired 63.72K shares through option exercises and conversions in the last 12 months.
• Business Quant data shows McEwen insiders holding 10.05Mn shares in total in their latest Form 4 filings, up 17.91% from 8.53Mn shares at the end of Q2 2026 and up 18.79% from 8.46Mn shares at the end of Q3 2025.
• Of the 10.05Mn shares held by McEwen insiders, 1.8Mn shares (17.95%) are held directly and 8.25Mn shares (82.05%) indirectly, through trusts, partnerships, family members and other entities.
• Per Business Quant, 10 insiders of MUX hold shares, counting officers, directors and 10% owners who have filed a Form 4 in the past two years.
• MUX's largest insider holders by reported holdings are Robert Ross McEwen (Chairman and CEO, 9.76Mn shares), William M. Shaver (Chief Operating Officer, 171.09K shares) and Perry Ing (Chief Financial Officer, 48.09K shares).
• Robert Ross McEwen alone accounts for 97.11% of the shares held by McEwen insiders.
• Institutional investors held 57.99% of McEwen stock at the end of Q2 2026, while the latest Form 4 filings of its insiders account for about 16.39%; other investors, including the public, hold roughly 25.62%.
• A total of 32 Form 4 filings with transactions in McEwen stock were made over the past 12 months, by 13 insiders.
• This summary of McEwen insider activity covers Form 4 filings through July 29, 2026.