EARLY WARNING NEWS RELEASE IN ACCORDANCE WITH NATIONAL INSTRUMENT 62-103

On December 30, 2025, CMH acquired 989,281,437‎ Common Shares (representing approximately 91.15% of the issued and outstanding Common Shares) of Antioquia (the “Acquired Shares”).

2026

1/8/20261 min read

The Acquired Shares were acquired in connection with the completion of a merger (the “Merger”) between CMH and Infinita Prosperidad Minera S.A.C. (“Infinita”). In connection with the Merger, CMH absorbed Infinita (including all of Infinita’s assets, which included the Acquired Shares) for total aggregate consideration equal to C$3,780,000