| Schedule of operating segments |
| | As at September 30, 2025 | | | As at December 31, 2024 | | | | Cosalá Operations | | | Galena Complex | | | Relief Canyon | | | Corporate and Other | | | Total | | | Cosalá Operations | | | Galena Complex | | | Relief Canyon | | | Corporate and Other | | | Total | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Cash and cash equivalents | | $ | 5,840 | | | $ | 337 | | | $ | 199 | | | $ | 32,724 | | | $ | 39,100 | | | $ | 6,576 | | | $ | 1,390 | | | $ | 35 | | | $ | 12,001 | | | $ | 20,002 | | Trade and other receivables | | | 5,154 | | | | 4,927 | | | | - | | | | 517 | | | | 10,598 | | | | 5,485 | | | | 1,450 | | | | - | | | | 197 | | | | 7,132 | | Inventories | | | 7,364 | | | | 2,758 | | | | 103 | | | | - | | | | 10,225 | | | | 7,976 | | | | 2,625 | | | | 103 | | | | - | | | | 10,704 | | Prepaid expenses | | | 1,288 | | | | 1,382 | | | | 394 | | | | 798 | | | | 3,862 | | | | 745 | | | | 933 | | | | 755 | | | | 443 | | | | 2,876 | | Derivative instruments | | | - | | | | - | | | | - | | | | 2,861 | | | | 2,861 | | | | - | | | | - | | | | - | | | | - | | | | - | | Restricted cash | | | 149 | | | | 53 | | | | 4,470 | | | | - | | | | 4,672 | | | | 135 | | | | 53 | | | | 4,339 | | | | - | | | | 4,527 | | Property, plant and equipment | | | 58,370 | | | | 83,180 | | | | 21,169 | | | | 665 | | | | 163,384 | | | | 48,123 | | | | 74,935 | | | | 23,686 | | | | 655 | | | | 147,399 | | Total assets | | $ | 78,165 | | | $ | 92,637 | | | $ | 26,335 | | | $ | 37,565 | | | $ | 234,702 | | | $ | 69,040 | | | $ | 81,386 | | | $ | 28,918 | | | $ | 13,296 | | | $ | 192,640 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Trade and other payables | | $ | 12,256 | | | $ | 9,425 | | | $ | 3,271 | | | $ | 5,766 | | | $ | 30,718 | | | $ | 12,650 | | | $ | 8,689 | | | $ | 2,896 | | | $ | 13,098 | | | $ | 37,333 | | Derivative instruments | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | 709 | | | | 709 | | Pre-payment facility | | | - | | | | 2,550 | | | | - | | | | - | | | | 2,550 | | | | - | | | | 2,000 | | | | - | | | | - | | | | 2,000 | | Credit facility | | | 9,160 | | | | - | | | | - | | | | - | | | | 9,160 | | | | 9,490 | | | | - | | | | - | | | | - | | | | 9,490 | | Term loan facility | | | - | | | | - | | | | - | | | | 48,019 | | | | 48,019 | | | | - | | | | - | | | | - | | | | - | | | | - | | Other long-term liabilities | | | 870 | | | | 916 | | | | - | | | | 394 | | | | 2,180 | | | | - | | | | 1,170 | | | | - | | | | 488 | | | | 1,658 | | Metals contract liability | | | - | | | | - | | | | - | | | | 44,618 | | | | 44,618 | | | | - | | | | - | | | | - | | | | 40,868 | | | | 40,868 | | Silver contract liability | | | - | | | | - | | | | - | | | | 28,566 | | | | 28,566 | | | | - | | | | - | | | | - | | | | 18,193 | | | | 18,193 | | Convertible debenture | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | - | | | | 10,849 | | | | 10,849 | | Royalty payable | | | - | | | | - | | | | - | | | | 3,062 | | | | 3,062 | | | | - | | | | - | | | | - | | | | 2,762 | | | | 2,762 | | Post-employment benefit obligations | | | - | | | | 3,108 | | | | - | | | | - | | | | 3,108 | | | | - | | | | 3,892 | | | | - | | | | - | | | | 3,892 | | Decommissioning provision | | | 2,693 | | | | 5,716 | | | | 4,064 | | | | - | | | | 12,473 | | | | 2,129 | | | | 5,346 | | | | 3,914 | | | | - | | | | 11,389 | | Deferred tax liabilities | | | 33 | | | | - | | | | - | | | | - | | | | 33 | | | | 48 | | | | - | | | | - | | | | - | | | | 48 | | Total liabilities | | $ | 25,012 | | | $ | 21,715 | | | $ | 7,335 | | | $ | 130,425 | | | $ | 184,487 | | | $ | 24,317 | | | $ | 21,097 | | | $ | 6,810 | | | $ | 86,967 | | | $ | 139,191 | |
| | Three-month period ended September 30, 2025 | | | Three-month period ended September 30, 2024 | | | | Cosalá Operations | | | Galena Complex | | | Relief Canyon | | | Corporate and Other | | | Total | | | Cosalá Operations | | | Galena Complex | | | Relief Canyon | | | Corporate and Other | | | Total | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Revenue | | $ | 13,099 | | | $ | 17,497 | | | $ | - | | | $ | - | | | $ | 30,596 | | | $ | 12,699 | | | $ | 9,627 | | | $ | - | | | $ | - | | | $ | 22,326 | | Cost of sales | | | (8,190 | ) | | | (11,948 | ) | | | - | | | | - | | | | (20,138 | ) | | | (9,426 | ) | | | (10,839 | ) | | | - | | | | - | | | | (20,265 | ) | Depletion and amortization | | | (707 | ) | | | (2,142 | ) | | | (797 | ) | | | (58 | ) | | | (3,704 | ) | | | (2,243 | ) | | | (2,769 | ) | | | (862 | ) | | | (40 | ) | | | (5,914 | ) | Care and maintenance costs | | | - | | | | (216 | ) | | | (740 | ) | | | - | | | | (956 | ) | | | - | | | | (175 | ) | | | (559 | ) | | | - | | | | (734 | ) | Corporate general and administrative | | | - | | | | - | | | | - | | | | (5,933 | ) | | | (5,933 | ) | | | - | | | | - | | | | - | | | | (1,671 | ) | | | (1,671 | ) | Exploration costs | | | (962 | ) | | | (715 | ) | | | (32 | ) | | | - | | | | (1,709 | ) | | | (112 | ) | | | (788 | ) | | | (32 | ) | | | - | | | | (932 | ) | Accretion on decommissioning provision | | | (54 | ) | | | (60 | ) | | | (43 | ) | | | - | | | | (157 | ) | | | (59 | ) | | | (56 | ) | | | (42 | ) | | | - | | | | (157 | ) | Interest and financing income (expense) | | | (34 | ) | | | (76 | ) | | | 44 | | | | (1,644 | ) | | | (1,710 | ) | | | (796 | ) | | | (119 | ) | | | 12 | | | | (3,516 | ) | | | (4,419 | ) | Foreign exchange gain (loss) | | | (367 | ) | | | - | | | | - | | | | (1,510 | ) | | | (1,877 | ) | | | 475 | | | | - | | | | - | | | | 698 | | | | 1,173 | | Gain on disposal of assets | | | - | | | | - | | | | 1 | | | | - | | | | 1 | | | | - | | | | - | | | | - | | | | - | | | | - | | Loss on metals contract liabilities | | | - | | | | - | | | | - | | | | (12,316 | ) | | | (12,316 | ) | | | - | | | | - | | | | - | | | | (5,330 | ) | | | (5,330 | ) | Other gain on derivatives | | | - | | | | - | | | | - | | | | 2,916 | | | | 2,916 | | | | - | | | | - | | | | - | | | | 178 | | | | 178 | | Fair value loss on royalty payable | | | - | | | | - | | | | - | | | | (19 | ) | | | (19 | ) | | | - | | | | - | | | | - | | | | (216 | ) | | | (216 | ) | Income (loss) before income taxes | | | 2,785 | | | | 2,340 | | | | (1,567 | ) | | | (18,564 | ) | | | (15,006 | ) | | | 538 | | | | (5,119 | ) | | | (1,483 | ) | | | (9,897 | ) | | | (15,961 | ) | Income tax expense | | | (702 | ) | | | - | | | | - | | | | - | | | | (702 | ) | | | (198 | ) | | | - | | | | - | | | | - | | | | (198 | ) | Net income (loss) for the period | | $ | 2,083 | | | $ | 2,340 | | | $ | (1,567 | ) | | $ | (18,564 | ) | | $ | (15,708 | ) | | $ | 340 | | | $ | (5,119 | ) | | $ | (1,483 | ) | | $ | (9,897 | ) | | $ | (16,159 | ) |
| | Nine-month period ended September 30, 2025 | | | Nine-month period ended September 30, 2024 | | | | Cosalá Operations | | | Galena Complex | | | Relief Canyon | | | Corporate and Other | | | Total | | | Cosalá Operations | | | Galena Complex | | | Relief Canyon | | | Corporate and Other | | | Total | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Revenue | | $ | 36,435 | | | $ | 44,635 | | | $ | - | | | $ | - | | | $ | 81,070 | | | $ | 41,094 | | | $ | 35,297 | | | $ | - | | | $ | - | | | $ | 76,391 | | Cost of sales | | | (30,781 | ) | | | (33,975 | ) | | | - | | | | - | | | | (64,756 | ) | | | (32,905 | ) | | | (29,960 | ) | | | - | | | | - | | | | (62,865 | ) | Depletion and amortization | | | (3,607 | ) | | | (9,424 | ) | | | (2,506 | ) | | | (173 | ) | | | (15,710 | ) | | | (6,892 | ) | | | (9,018 | ) | | | (2,589 | ) | | | (119 | ) | | | (18,618 | ) | Care and maintenance costs | | | - | | | | (445 | ) | | | (1,139 | ) | | | - | | | | (1,584 | ) | | | - | | | | (445 | ) | | | (2,752 | ) | | | - | | | | (3,197 | ) | Corporate general and administrative | | | - | | | | - | | | | - | | | | (18,521 | ) | | | (18,521 | ) | | | - | | | | - | | | | - | | | | (5,036 | ) | | | (5,036 | ) | Exploration costs | | | (2,203 | ) | | | (1,617 | ) | | | (87 | ) | | | - | | | | (3,907 | ) | | | (486 | ) | | | (2,286 | ) | | | (76 | ) | | | - | | | | (2,848 | ) | Accretion on decommissioning provision | | | (162 | ) | | | (178 | ) | | | (131 | ) | | | - | | | | (471 | ) | | | (182 | ) | | | (165 | ) | | | (122 | ) | | | - | | | | (469 | ) | Interest and financing income (expense) | | | (128 | ) | | | (268 | ) | | | 131 | | | | (3,300 | ) | | | (3,565 | ) | | | (965 | ) | | | (317 | ) | | | 41 | | | | (6,789 | ) | | | (8,030 | ) | Foreign exchange gain (loss) | | | (844 | ) | | | - | | | | - | | | | 1,951 | | | | 1,107 | | | | 1,042 | | | | - | | | | - | | | | (881 | ) | | | 161 | | Gain on disposal of assets | | | - | | | | - | | | | 967 | | | | - | | | | 967 | | | | - | | | | - | | | | - | | | | - | | | | - | | Loss on metals contract liability | | | - | | | | - | | | | - | | | | (26,889 | ) | | | (26,889 | ) | | | - | | | | - | | | | - | | | | (10,044 | ) | | | (10,044 | ) | Other gain (loss) on derivatives | | | - | | | | - | | | | - | | | | 3,625 | | | | 3,625 | | | | - | | | | - | | | | - | | | | (566 | ) | | | (566 | ) | Fair value loss on royalty payable | | | - | | | | - | | | | - | | | | (300 | ) | | | (300 | ) | | | - | | | | - | | | | - | | | | (729 | ) | | | (729 | ) | Income (loss) before income taxes | | | (1,290 | ) | | | (1,272 | ) | | | (2,765 | ) | | | (43,607 | ) | | | (48,934 | ) | | | 706 | | | | (6,894 | ) | | | (5,498 | ) | | | (24,164 | ) | | | 35,850 | ) | Income tax expense | | | (795 | ) | | | - | | | | - | | | | - | | | | (795 | ) | | | (469 | ) | | | - | | | | - | | | | - | | | | (469 | ) | Net loss for the period | | $ | (2,085 | ) | | $ | (1,272 | ) | | $ | (2,765 | ) | | $ | (43,607 | ) | | $ | (49,729 | ) | | $ | 237 | | | $ | (6,894 | ) | | $ | (5,498 | ) | | $ | (24,164 | ) | | $ | (36,319 | ) |
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