McEwen (MUX) shares soared 7.3% in the last trading session to close at $24.49. The move was backed by solid volume with far more shares changing hands than in a normal session. This compares to the stock's 16.2% gain over the past four weeks.Shares of McEwen gained since the company announced that the Mineral Resource Estimate at Grey Fox totals 1.9 million Indicated gold ounces and 436,000 Inferred gold ounces at the end of 2025. The Indicated Resource marks a 23% year-over-year increase. This gold and si ...