Coeur Mining — May 6, 2026 release

Given the higher expected contribution of silver to total revenue due to the outperformance of silver’s price relative to the gold price, silver CAS per ounce is expected to be higher in 2026, consistent with the trend seen in the second half of 2025. 2026 Production Guidance Gold Silver Copper (oz) (K oz) (M lbs) New Afton 60,000 - 80,000 130 - 180 50 - 65 Rainy River 230,000 - 275,000 350 - 450 — Las Chispas 55,000 - 65,000 5,500 - 6,300 — Palmarejo 95,000 - 105,000 6,250 - 7,000 — Rochester 70,000 - 90,000 6,400 - 7,800 — Kensington 98,000 - 110,000 — — Wharf 72,000 - 90,000 50 - 200 — Total 680,000 - 815,000 18,680 - 21,930 50 - 65 2026 Adjusted Costs Applicable to Sales Guidance Gold Silver Copper ($/oz) ($/oz) ($/lb) New Afton (co-product) 5 $1,000 - $1,200 — $1.20 - $1.35 Rainy River (by-product) 6 $2,150 - $2,350 — — Las Chispas (co-product) $750 - $950 $12.50 - $14.50 — Palmarejo (co-product) $700 - $900 $21.50 - $23.50 — Rochester (co-product) $1,350 - $1,550 $23.00 - $25.00 — Kensington $1,750 - $1,950 — — Wharf (by-product) $1,400 - $1,600 — — 18 2026 Capital, DD&A, Exploration, G&A and Income and Mining Tax Guidance ($M) Capital Expenditures, Sustaining $291 - $337 Capital Expenditures, Development $146 - $189 Exploration, Expensed $118 - $132 Exploration, Capitalized $29 - $37 General & Administrative Expenses $90 - $100 Cash Income and Mining Taxes $475 - $600 Amortization $1,200 - $1,400 Effective Tax Rate (%) 30% - 36% Note: The Company’s guidance figures assume estimated prices of $4,550/oz gold, $77.50/oz silver, and $5.00/lb copper, as well as CAD of 1.38 and MXN of 18.00. Guidance figures exclude the impact of any metal sal