May 23, 2026

Sierra Madre Gold and Silver Ltd.
Sierra Madre Receives Mexican Antitrust Approval for the Acquisition of the Del Toro Mine

Sierra Madre Reports Strong Q1 2026 Financial Results, Record Quarterly Revenues

Sierra Madre Reports Q4 and Year-End 2025 Financial Results, Positive Operating Performance

Sierra Madre Announces Shareholder Approval of Acquisition of Del Toro Silver Mine

Sierra Madre Repays US$2.5 Million of First Majestic Loan

Sierra Madre named as a 2026 Top 50 TSX Venture Exchange Company

Sierra Madre Provides Update on Production Expansion and Equipment Purchases at La Guitarra

Sierra Madre Announces Closing of Second Tranche of its $57.5 Million Offering

Sierra Madre Secures Land Use Authorization and Expands Land Holdings at Tlacotal

Sierra Madre Announces Agreement to Acquire the Del Toro Silver Mine from First Majestic Silver and Concurrent $50 Million Offering of Subscription Receipts
