Coeur Mining — Aug 6, 2025 release

This effort has significantly improved subsurface targeting and is driving faster, more cost-effective drilling campaigns • Validation drilling also commenced on the Guazapares trend over the San Miguel deposit following the successful amendment to an agreement with the Guazapares Ejido in the first quarter Other • Approximately 48% of Palmarejo’s gold sales in the second quarter were sold under the gold stream agreement with Franco-Nevada at a price of $800 per ounce, totaling 12,986 ounces. The Company anticipates approximately 40% - 50% of Palmarejo’s 2025 gold sales will be sold under the gold stream agreement 7 Guidance • Full-year 2025 production is expected to be 95,000 - 105,000 ounces of gold and 5.4 - 6.5 million ounces of silver • Adjusted CAS 1 in 2025 are expected to be $950 - $1,150 per gold ounce and $17.00 - $18.00 per silver ounce • Capital expenditures are expected to be $26 - $32 million, consisting primarily of sustaining capital and underground development • Exploration investment in 2025 is expected to be $16 - $18 million (substantially all expensed) Rochester, Nevada (Dollars in millions, except per ounce amounts) 2Q 2025 1Q 2025 4Q 2024 3Q 2024 2Q 2024 Ore tons placed 7,851,665   6,987,324  8,226,820  7,064,623  5,102,800  Average silver grade (oz/t) 0.60   0.59  0.44  0.57  0.59  Average gold grade (oz/t) 0.003   0.003  0.003  0.002  0.002  Silver ounces produced (000’s) 1,456   1,284  1,551  1,155  973  Gold ounces produced 14,302   13,353  15,752  9,690  8,006  Silver ounces sold (000’s) 1,438   1,282  1,571  1,098  985  Gold ounces sold 13,881   14,713  14,824  9,186  8,150  Average realized price per silver ounce $ 33.88   $ 31.86  $ 30.97  $ 30.13  $ 25.78  Average realized price per gold ounce $ 3,333   $ 2,840  $ 2,604  $ 2,492  $ 2,131  Metal sales $ 95.0   $ 82.6  $ 87.2  $ 56.0  $ 42.8  Costs applicable to sales 4 $ 47.9   $ 48.5  $ 51.5  $ 39.4  $ 36.7  Adjusted CAS per AgOz 1 $