Selkirk Copper Intersects High-Grade Copper-Gold-Silver at the Minto East Zone, and Continues to Expand the Minto North West Zone

Drilling Results - Initial drilling at Minto East confirms the previous resource model, revealing high-grade mineralization of 3.37% Cu, 1.88 g/t Au, and 14.96 g/t Ag over 6.5 m, within a broader zone of 2.50% Cu, 1.16 g/t Au, and 9.90 g/t Ag over 15.2 m from 101.3 m in drill hole 25SCM042 [1][10] - Drilling at Minto North west continues to identify high-grade mineralization, with results showing 3.52% Cu, 3.51 g/t Au, and 17.04 g/t Ag over 16.7 m, within a broader zone of 2.09% Cu, 1.84 g/t Au, and 9.48 g/t Ag over 32.9 m from 195.9 m in drill hole 25SCM043 [1][15] - Drilling south of the Ridgetop 2025 Mineral Resource Estimate indicates that near-surface mineralization extends beyond previous resource limits [1] Drilling Program Update - The ongoing 50,000 m drill program at the Minto Mine in Yukon, Canada, is progressing well, with drilling re-commenced on January 22, 2026, and ramping up to full production by late January [2][4] - As of February 12, 39,315 metres of drilling in 144 drill holes have been completed, representing 78% of the planned program, expected to conclude by mid-March [7] Company Insights - M. Colin Joudrie, President & CEO, expressed confidence in the Minto property, indicating sufficient grade and continuity to support a target mine life of 12-15 years and a restart plan [3] - The company is also conducting an Engineering Trade-Off Study and permit amendment planning, informing a Preliminary Economic Assessment targeted for completion by mid-2026 [3] Mineral Resource Details - The current Minto Mineral Resource Estimate includes 6,085,000 tonnes indicated with an average grade of 0.897% Cu, 0.274 g/t Au, and 2.9 g/t Ag, and 9,496,000 tonnes inferred with an average grade of 0.702% Cu, 0.162 g/t Au, and 2.4 g/t Ag [27]