McEwen has signed a definitive agreement to purchase all issued and outstanding shares of Golden Lake Exploration, a mining company based in British Columbia, Canada, through a plan of arrangement. The proposed transaction stipulates that each Golden Lake share will be exchanged for 0.003876 McEwen shares, equating to an offer price of C$0.12 per Golden Lake share. This offer marks a 60% premium on the 20-day volume-weighted average price of Golden Lake shares as of 26 January 2026. Post-transaction, Golden Lake shareholders are expected to hold approximately 0.5% of the newly combined entity. Approval from nearly 67% of votes cast by Golden Lake shareholders, warrant holders and noteholders is required at a special meeting expected in March 2026.