Biggest changeSimilarly, the silver produced at our other three units is not included as a by-product credit when calculating the gold metrics for Casa Berardi In thousands (except per ounce amounts) Year Ended December 31, 2024 Greens Creek Lucky Friday Keno Hill Corporate (2) Total Silver Total cost of sales $ 268,127 $ 144,485 $ 74,962 $ — $ 487,574 Depreciation, depletion and amortization (53,450 ) (41,049 ) (16,136 ) — (110,635 ) Treatment costs 26,266 14,456 — — 40,722 Change in product inventory (5,858 ) 2,090 — — (3,768 ) Reclamation and other costs (4,481 ) (2,806 ) — — (7,287 ) Exclusion of Lucky Friday cash costs (8) — (3,634 ) — — (3,634 ) Exclusion of Keno Hill cash costs (6) — — (58,826 ) — (58,826 ) Cash Cost, Before By-product Credits (1) 230,604 113,542 — — 344,146 Reclamation 3,141 891 — — 4,032 Sustaining capital 45,214 44,864 — 1,532 91,610 Exclusion of Lucky Friday sustaining costs (8) — (5,396 ) — — (5,396 ) General and administrative — — — 45,405 45,405 AISC, Before By-product Credits (1) 278,959 153,901 — 46,937 479,797 By-product credits: Zinc (89,088 ) (26,244 ) — — (115,332 ) Gold (115,189 ) — — — (115,189 ) Lead (26,374 ) (55,042 ) — — (81,416 ) Copper (409 ) — — — (409 ) Exclusion of Lucky Friday by-product credits (8) — 3,943 — — 3,943 Total By-product credits (231,060 ) (77,343 ) — — (308,403 ) Cash Cost, After By-product Credits $ (456 ) $ 36,199 $ — $ — $ 35,743 AISC, After By-product Credits $ 47,899 $ 76,558 $ — $ 46,937 $ 171,394 Ounces produced 8,481 4,891 13,372 Exclusion of Lucky Friday ounces produced (8) — (253 ) (253 ) Divided by silver ounces produced 8,481 4,638 13,119 Cash Cost, Before By-product Credits, per Silver Ounce $ 27.19 $ 24.48 $ 26.23 By-product credits per ounce (27.24 ) (16.68 ) (23.51 ) Cash Cost, After By-product Credits, per Silver Ounce $ (0.05 ) $ 7.80 $ 2.72 AISC, Before By-product Credits, per Silver Ounce $ 32.89 $ 33.18 $ 36.57 By-product credits per ounce (27.24 ) (16.68 ) (23.51 ) AISC, After By-product Credits, per Silver Ounce $ 5.65 $ 16.50 $ 13.06 79 In thousands (except per ounce amounts) Year Ended December 31, 2024 Casa Berardi Other (4) Total Gold and Other Total cost of sales $ 223,614 $ 20,527 $ 244,141 Depreciation, depletion and amortization (72,835 ) — (72,835 ) Treatment costs 153 — 153 Change in product inventory 3,269 — 3,269 Reclamation and other costs (823 ) — (823 ) Exclusion of Other costs — (20,527 ) (20,527 ) Cash Cost, Before By-product Credits (1) 153,378 — 153,378 Reclamation and other costs 823 — 823 Sustaining capital 18,963 — 18,963 AISC, Before By-product Credits (1) 173,164 — 173,164 By-product credits: Silver (683 ) — (683 ) Total By-product credits (683 ) — (683 ) Cash Cost, After By-product Credits $ 152,695 $ — $ 152,695 AISC, After By-product Credits $ 172,481 $ — $ 172,481 Divided by gold ounces produced 87 87 Cash Cost, Before By-product Credits, per Gold Ounce $ 1,770 $ — $ 1,770 By-product credits per ounce (8 ) — (8 ) Cash Cost, After By-product Credits, per Gold Ounce $ 1,762 $ — $ 1,762 AISC, Before By-product Credits, per Gold Ounce $ 1,998 $ — $ 1,998 By-product credits per ounce (8 ) — (8 ) AISC, After By-product Credits, per Gold Ounce $ 1,990 $ — $ 1,990 80 In thousands (except per ounce amounts) Year Ended December 31, 2024 Total Silver Total Gold and Other Total Total cost of sales $ 487,574 $ 244,141 $ 731,715 Depreciation, depletion and amortization (110,635 ) (72,835 ) (183,470 ) Treatment costs 40,722 153 40,875 Change in product inventory (3,768 ) 3,269 (499 ) Reclamation and other costs (7,287 ) (823 ) (8,110 ) Exclusion of Lucky Friday cash costs (8) (3,634 ) — (3,634 ) Exclusion of Keno Hill cash costs (6) (58,826 ) — (58,826 ) Exclusion of Nevada and Other costs — (20,527 ) (20,527 ) Cash Cost, Before By-product Credits (1) 344,146 153,378 497,524 Reclamation and other costs 4,032 823 4,855 Sustaining capital 91,610 18,963 110,573 Exclusion of Lucky Friday sustaining costs (8) (5,396 ) — (5,396 ) General and administrative 45,405 — 45,405 AISC, Before By-product Credits (1) 479,797 173,164 652,961 By-product credits: Zinc (115,332 ) — (115,332 ) Gold (115,189 ) — (115,189 ) Lead (81,416 ) — (81,416 ) Copper (409 ) — (409 ) Silver — (683 ) (683 ) Exclusion of Lucky Friday by-product credits (8) 3,943 — 3,943 Total By-product credits (308,403 ) (683 ) (309,086 ) Cash Cost, After By-product Credits $ 35,743 $ 152,695 $ 188,438 AISC, After By-product Credits $ 171,394 $ 172,481 $ 343,875 Ounces produced $ 13,372 $ 87 Exclusion of Lucky Friday ounces produced (8) (253 ) — Divided by ounces produced 13,119 87 Cash Cost, Before By-product Credits, per Ounce $ 26.23 $ 1,770 By-product credits per ounce (23.51 ) (8 ) Cash Cost, After By-product Credits, per Ounce $ 2.72 $ 1,762 AISC, Before By-product Credits, per Ounce $ 36.57 $ 1,998 By-product credits per ounce (23.51 ) (8 ) AISC, After By-product Credits, per Ounce $ 13.06 $ 1,990 81 In thousands (except per ounce amounts) Year Ended December 31, 2023 Greens Creek Lucky Friday Keno Hill Corporate (2) Total Silver Total cost of sales $ 259,895 $ 84,185 $ 35,518 $ — $ 379,598 Depreciation, depletion and amortization (53,995 ) (24,325 ) (4,277 ) — (82,597 ) Treatment costs 40,987 10,981 1,070 — 53,038 Change in product inventory (4,266 ) (5,164 ) — — (9,430 ) Reclamation and other costs (5) (748 ) (826 ) — — (1,574 ) Exclusion of Lucky Friday cash costs (8) — (851 ) — — (851 ) Exclusion of Keno Hill cash costs — — (32,311 ) — (32,311 ) Cash Cost, Before By-product Credits (1) 241,873 64,000 — — 305,873 Reclamation and other costs 2,889 671 — — 3,560 Sustaining capital 41,935 39,019 — 928 81,882 Exclusion of Lucky Friday sustaining costs (8) — (19,702 ) — — (19,702 ) General and administrative (5) — — — 42,722 42,722 AISC, Before By-product Credits (1) 286,697 83,988 — 43,650 414,335 By-product credits: Zinc (83,454 ) (14,507 ) — — (97,961 ) Gold (104,507 ) — — — (104,507 ) Lead (29,284 ) (34,620 ) — — (63,904 ) Exclusion of Lucky Friday by-product credits (8) — 1,566 — — 1,566 Total By-product credits (217,245 ) (47,561 ) — (264,806 ) Cash Cost, After By-product Credits $ 24,628 $ 16,439 $ — $ 41,067 AISC, After By-product Credits $ 69,452 $ 36,427 $ 43,650 $ 149,529 Ounces produced 9,732 3,086 12,818 Exclusion of Lucky Friday ounces produced (8) — (103 ) (103 ) Divided by silver ounces produced 9,732 2,983 12,715 Cash Cost, Before By-product Credits, per Silver Ounce $ 24.85 $ 21.45 $ 24.06 By-product credits per ounce (22.32 ) (15.94 ) (20.83 ) Cash Cost, After By-product Credits, per Silver Ounce $ 2.53 $ 5.51 $ 3.23 AISC, Before By-product Credits, per Silver Ounce $ 29.46 $ 28.15 $ 32.59 By-product credits per ounce (22.32 ) (15.94 ) (20.83 ) AISC, After By-product Credits, per Silver Ounce $ 7.14 $ 12.21 $ 11.76 82 In thousands (except per ounce amounts) Year Ended December 31, 2023 Casa Berardi Other (4) Total Gold and Other Total cost of sales $ 221,341 $ 6,339 $ 227,680 Depreciation, depletion and amortization (66,037 ) (140 ) (66,177 ) Treatment costs 1,109 — 1,109 Change in product inventory (2,913 ) — (2,913 ) Reclamation and other costs (5) (871 ) — (871 ) Exclusion of Casa Berardi cash costs (3) (2,851 ) — (2,851 ) Exclusion of Nevada and Other costs — (6,199 ) (6,199 ) Cash Cost, Before By-product Credits (1) 149,778 — 149,778 Reclamation and other costs 871 — 871 Sustaining capital 34,971 — 34,971 AISC, Before By-product Credits (1) 185,620 — 185,620 By-product credits: Silver (522 ) — (522 ) Total By-product credits (522 ) — (522 ) Cash Cost, After By-product Credits $ 149,256 $ — $ 149,256 AISC, After By-product Credits $ 185,098 $ — $ 185,098 Divided by gold ounces produced 90 — 90 Cash Cost, Before By-product Credits, per Gold Ounce $ 1,658 — $ 1,658 By-product credits per ounce (6 ) — (6 ) Cash Cost, After By-product Credits, per Gold Ounce $ 1,652 $ — $ 1,652 AISC, Before By-product Credits, per Gold Ounce $ 2,054 — $ 2,054 By-product credits per ounce (6 ) — (6 ) AISC, After By-product Credits, per Gold Ounce $ 2,048 $ — $ 2,048 83 In thousands (except per ounce amounts) Year Ended December 31, 2023 Total Silver Total Gold and Other Total Total cost of sales $ 379,598 $ 227,680 $ 607,278 Depreciation, depletion and amortization (82,597 ) (66,177 ) (148,774 ) Treatment costs 53,038 1,109 54,147 Change in product inventory (9,430 ) (2,913 ) (12,343 ) Reclamation and other costs (1,574 ) (871 ) (2,445 ) Exclusion of Lucky Friday cash costs (8) (851 ) — (851 ) Exclusion of Keno Hill cash costs (32,311 ) — (32,311 ) Exclusion of Casa Berardi cash costs (3) — (2,851 ) (2,851 ) Exclusion of Nevada and Other costs — (6,199 ) (6,199 ) Cash Cost, Before By-product Credits (1) 305,873 149,778 455,651 Reclamation and other costs 3,560 871 4,431 Sustaining capital 81,882 34,971 116,853 Exclusion of Lucky Friday sustaining costs (8) (19,702 ) — (19,702 ) General and administrative 42,722 — 42,722 AISC, Before By-product Credits (1) 414,335 185,620 599,955 By-product credits: Zinc (97,961 ) — (97,961 ) Gold (104,507 ) — (104,507 ) Lead (63,904 ) — (63,904 ) Silver — (522 ) (522 ) Exclusion of Lucky Friday by-product credits (8) 1,566 — 1,566 Total By-product credits (264,806 ) (522 ) (265,328 ) Cash Cost, After By-product Credits $ 41,067 $ 149,256 $ 190,323 AISC, After By-product Credits $ 149,529 $ 185,098 $ 334,627 Divided by ounces produced 12,818 90 Exclusion of Lucky Friday ounces produced (8) (103 ) — Divided by silver ounces produced 12,715 90 Cash Cost, Before By-product Credits, per Ounce $ 24.06 $ 1,658 By-product credits per ounce (20.83 ) (6 ) Cash Cost, After By-product Credits, per Ounce $ 3.23 $ 1,652 AISC, Before By-product Credits, per Ounce $ 32.59 $ 2,054 By-product credits per ounce (20.83 ) (6 ) AISC, After By-product Credits, per Ounce $ 11.76 $ 2,048 84 In thousands (except per ounce amounts) Year Ended December 31, 2022 Greens Creek Lucky Friday Corporate (2) Total Silver Total cost of sales $ 232,718 $ 116,598 $ — $ 349,316 Depreciation, depletion and amortization (48,911 ) (33,704 ) — (82,615 ) Treatment costs 37,836 18,605 — 56,441 Change in product inventory 5,885 2,049 — 7,934 Reclamation and other costs (1,489 ) (1,034 ) — (2,523 ) Cash Cost, Before By-product Credits (1) 226,039 102,514 — 328,553 Reclamation and other costs 2,821 1,128 — 3,949 Sustaining capital 40,705 33,306 334 74,345 General and administrative (5) — — 43,384 43,384 AISC, Before By-product Credits (1) 269,565 136,948 43,718 450,231 By-product credits: Zinc (113,835 ) (27,607 ) — (141,442 ) Gold (75,596 ) — — (75,596 ) Lead (29,800 ) (52,568 ) — (82,368 ) Total By-product credits (219,231 ) (80,175 ) — (299,406 ) Cash Cost, After By-product Credits $ 6,808 $ 22,339 $ — $ 29,147 AISC, After By-product Credits $ 50,334 $ 56,773 $ 43,718 $ 150,825 Divided by silver ounces produced 9,742 4,413 14,155 Cash Cost, Before By-product Credits, per Silver Ounce $ 23.20 $ 23.23 $ 23.21 By-product credits per ounce (22.50 ) $ (18.17 ) (21.15 ) Cash Cost, After By-product Credits, per Silver Ounce $ 0.70 $ 5.06 $ 2.06 AISC, Before By-product Credits, per Silver Ounce $ 27.67 $ 31.03 $ 31.81 By-product credits per ounce (22.50 ) $ (18.17 ) (21.15 ) AISC, After By-product Credits, per Silver Ounce $ 5.17 $ 12.86 $ 10.66 In thousands (except per ounce amounts) Year Ended December 31, 2022 Casa Berardi Other (4) Total Gold and Other Total cost of sales $ 248,898 $ 4,535 $ 253,433 Depreciation, depletion and amortization (60,962 ) (361 ) (61,323 ) Treatment costs 1,866 — 1,866 Change in product inventory 186 — 186 Reclamation and other costs (819 ) — (819 ) Exclusion of Nevada and Other costs — (4,174 ) (4,174 ) Cash Cost, Before By-product Credits (1) 189,169 — 189,169 Reclamation and other costs 819 — 819 Sustaining capital 36,883 — 36,883 AISC, Before By-product Credits (1) 226,871 — 226,871 By-product credits: Silver (610 ) — (610 ) Total By-product credits (610 ) — (610 ) Cash Cost, After By-product Credits $ 188,559 $ — $ 188,559 AISC, After By-product Credits $ 226,261 $ — $ 226,261 Divided by gold ounces produced 128 — 128 Cash Cost, Before By-product Credits, per Gold Ounce $ 1,483 $ — $ 1,483 By-product credits per ounce (5 ) — (5 ) Cash Cost, After By-product Credits, per Gold Ounce $ 1,478 $ — $ 1,478 AISC, Before By-product Credits, per Gold Ounce $ 1,778 $ — $ 1,778 By-product credits per ounce (5 ) — (5 ) AISC, After By-product Credits, per Gold Ounce $ 1,773 $ — $ 1,773 85 In thousands (except per ounce amounts) Year Ended December 31, 2022 Total Silver Total Gold Total Total cost of sales $ 349,316 $ 253,433 $ 602,749 Depreciation, depletion and amortization (82,615 ) (61,323 ) (143,938 ) Treatment costs 56,441 1,866 58,307 Change in product inventory 7,934 186 8,120 Exclusion of Nevada and Other Costs — (4,174 ) (4,174 ) Reclamation and other costs (2,523 ) (819 ) (3,342 ) Cash Cost, Before By-product Credits (1) 328,553 189,169 517,722 Reclamation and other costs 3,949 819 4,768 Sustaining capital 74,345 36,883 111,228 General and administrative 43,384 — 43,384 AISC, Before By-product Credits (1) 450,231 226,871 677,102 By-product credits: Zinc (141,442 ) — (141,442 ) Gold (75,596 ) — (75,596 ) Lead (82,368 ) — (82,368 ) Silver — (610 ) (610 ) Total By-product credits (299,406 ) (610 ) (300,016 ) Cash Cost, After By-product Credits $ 29,147 $ 188,559 $ 217,706 AISC, After By-product Credits $ 150,825 $ 226,261 $ 377,086 Divided by ounces produced 14,155 128 Cash Cost, Before By-product Credits, per Ounce $ 23.21 $ 1,483 By-product credits per ounce (21.15 ) (5 ) Cash Cost, After By-product Credits, per Ounce $ 2.06 $ 1,478 AISC, Before By-product Credits, per Ounce $ 31.81 $ 1,778 By-product credits per ounce (21.15 ) (5 ) AISC, After By-product Credits, per Ounce $ 10.66 $ 1,773 (1) Includes all direct and indirect operating costs related to the physical activities of producing metals, including mining, processing and other plant costs, third-party refining and marketing expense, on-site general and administrative costs and royalties, before by-product revenues earned from all metals other than the primary metal produced at each operation.
Biggest changeSimilarly, the silver produced at our other three units is not included as a by-product credit when calculating the gold metrics for Casa Berardi In thousands (except per ounce amounts) Year Ended December 31, 2025 Greens Creek Lucky Friday Keno Hill Corporate (2) Total Silver Total cost of sales $ 290,180 $ 173,690 $ 91,652 $ — $ 555,522 Depreciation, depletion and amortization (55,959 ) (51,055 ) (19,769 ) — (126,783 ) Treatment costs 948 9,734 — — 10,682 Change in product inventory (1,258 ) (6 ) — — (1,264 ) Reclamation and other costs (1,502 ) (857 ) — — (2,359 ) Exclusion of Keno Hill cash costs (5) — — (71,883 ) — (71,883 ) Cash Cost, Before By-product Credits (1) 232,409 131,506 — — 363,915 Reclamation 3,029 780 — — 3,809 Sustaining capital 46,362 69,316 — 5,165 120,843 General and administrative — — — 57,626 57,626 AISC, Before By-product Credits (1) 281,800 201,602 — 62,791 546,193 By-product credits: Zinc (93,495 ) (28,939 ) — — (122,434 ) Gold (180,497 ) — — — (180,497 ) Lead (24,963 ) (57,036 ) — — (81,999 ) Copper (3,465 ) — — — (3,465 ) Total By-product credits (302,420 ) (85,975 ) — — (388,395 ) Cash Cost, After By-product Credits $ (70,011 ) $ 45,531 $ — $ — $ (24,480 ) AISC, After By-product Credits $ (20,620 ) $ 115,627 $ — $ 62,791 $ 157,798 Divided by silver ounces produced 8,725 5,261 13,986 Cash Cost, Before By-product Credits, per Silver Ounce $ 26.64 $ 25.00 $ 26.02 By-product credits per ounce (34.66 ) (16.34 ) (27.77 ) Cash Cost, After By-product Credits, per Silver Ounce $ (8.02 ) $ 8.66 $ (1.75 ) AISC, Before By-product Credits, per Silver Ounce $ 32.30 $ 38.32 $ 39.05 By-product credits per ounce (34.66 ) (16.34 ) (27.77 ) AISC, After By-product Credits, per Silver Ounce $ (2.36 ) $ 21.98 $ 11.28 80 In thousands (except per ounce amounts) Year Ended December 31, 2025 Casa Berardi Other (4) Total Gold and Other Total cost of sales $ 206,720 $ 38,574 $ 245,294 Depreciation, depletion and amortization (33,234 ) — (33,234 ) Treatment costs 169 — 169 Change in product inventory (2,774 ) — (2,774 ) Reclamation and other costs (1,283 ) — (1,283 ) Exclusion of Other costs — (38,574 ) (38,574 ) Cash Cost, Before By-product Credits (1) 169,598 — 169,598 Reclamation and other costs 1,283 — 1,283 Sustaining capital 14,995 — 14,995 AISC, Before By-product Credits (1) 185,876 — 185,876 By-product credits: Silver (888 ) — (888 ) Total By-product credits (888 ) — (888 ) Cash Cost, After By-product Credits $ 168,710 $ — $ 168,710 AISC, After By-product Credits $ 184,988 $ — $ 184,988 Divided by gold ounces produced 91 91 Cash Cost, Before By-product Credits, per Gold Ounce $ 1,861 $ — $ 1,861 By-product credits per ounce (10 ) — (10 ) Cash Cost, After By-product Credits, per Gold Ounce $ 1,851 $ — $ 1,851 AISC, Before By-product Credits, per Gold Ounce $ 2,039 $ 2,039 By-product credits per ounce (10 ) — (10 ) AISC, After By-product Credits, per Gold Ounce $ 2,029 $ — $ 2,029 81 In thousands (except per ounce amounts) Year Ended December 31, 2025 Total Silver Total Gold and Other Total Total cost of sales $ 555,522 $ 245,294 $ 800,816 Depreciation, depletion and amortization (126,783 ) (33,234 ) (160,017 ) Treatment costs 10,682 169 10,851 Change in product inventory (1,264 ) (2,774 ) (4,038 ) Reclamation and other costs (2,359 ) (1,283 ) (3,642 ) Exclusion of Keno Hill cash costs (5) (71,883 ) — (71,883 ) Exclusion of Other costs — (38,574 ) (38,574 ) Cash Cost, Before By-product Credits (1) 363,915 169,598 533,513 Reclamation and other costs 3,809 1,283 5,092 Sustaining capital 120,843 14,995 135,838 General and administrative 57,626 — 57,626 AISC, Before By-product Credits (1) 546,193 185,876 732,069 By-product credits: Zinc (122,434 ) — (122,434 ) Gold (180,497 ) — (180,497 ) Lead (81,999 ) — (81,999 ) Copper (3,465 ) — (3,465 ) Silver — (888 ) (888 ) Total By-product credits (388,395 ) (888 ) (389,283 ) Cash Cost, After By-product Credits $ (24,480 ) $ 168,710 $ 144,230 AISC, After By-product Credits $ 157,798 $ 184,988 $ 342,786 Divided by ounces produced 13,986 91 Cash Cost, Before By-product Credits, per Ounce $ 26.02 $ 1,861 By-product credits per ounce (27.77 ) (10 ) Cash Cost, After By-product Credits, per Ounce $ (1.75 ) $ 1,851 AISC, Before By-product Credits, per Ounce $ 39.05 $ 2,039 By-product credits per ounce (27.77 ) (10 ) AISC, After By-product Credits, per Ounce $ 11.28 $ 2,029 82 In thousands (except per ounce amounts) Year Ended December 31, 2024 Greens Creek Lucky Friday Keno Hill Corporate (2) Total Silver Total cost of sales $ 268,127 $ 144,485 $ 74,962 $ — $ 487,574 Depreciation, depletion and amortization (53,450 ) (41,049 ) (16,136 ) — (110,635 ) Treatment costs 26,266 14,456 — — 40,722 Change in product inventory (5,858 ) 2,090 — — (3,768 ) Reclamation and other costs (4,481 ) (2,806 ) — — (7,287 ) Exclusion of Lucky Friday cash costs (7) — (3,634 ) — — (3,634 ) Exclusion of Keno Hill cash costs (5) — — (58,826 ) — (58,826 ) Cash Cost, Before By-product Credits (1) 230,604 113,542 — — 344,146 Reclamation 3,141 891 — — 4,032 Sustaining capital 45,214 44,864 — 1,532 91,610 Exclusion of Lucky Friday sustaining costs (7) — (5,396 ) — — (5,396 ) General and administrative — — — 45,405 45,405 AISC, Before By-product Credits (1) 278,959 153,901 — 46,937 479,797 By-product credits: Zinc (89,088 ) (26,244 ) — — (115,332 ) Gold (115,189 ) — — — (115,189 ) Lead (26,374 ) (55,042 ) — — (81,416 ) Copper (409 ) — — — (409 ) Exclusion of Lucky Friday by-product credits (7) — 3,943 — — 3,943 Total By-product credits (231,060 ) (77,343 ) — — (308,403 ) Cash Cost, After By-product Credits $ (456 ) $ 36,199 $ — $ — $ 35,743 AISC, After By-product Credits $ 47,899 $ 76,558 $ — $ 46,937 $ 171,394 Ounces produced 8,481 4,891 13,372 Exclusion of Lucky Friday ounces produced (7) — (253 ) (253 ) Divided by silver ounces produced 8,481 4,638 13,119 Cash Cost, Before By-product Credits, per Silver Ounce $ 27.19 $ 24.48 $ 26.23 By-product credits per ounce (27.24 ) (16.68 ) (23.51 ) Cash Cost, After By-product Credits, per Silver Ounce $ (0.05 ) $ 7.80 $ 2.72 AISC, Before By-product Credits, per Silver Ounce $ 32.89 $ 33.18 $ 36.57 By-product credits per ounce (27.24 ) (16.68 ) (23.51 ) AISC, After By-product Credits, per Silver Ounce $ 5.65 $ 16.50 $ 13.06 83 In thousands (except per ounce amounts) Year Ended December 31, 2024 Casa Berardi Other (4) Total Gold and Other Total cost of sales $ 223,614 $ 20,527 $ 244,141 Depreciation, depletion and amortization (72,835 ) — (72,835 ) Treatment costs 153 — 153 Change in product inventory 3,269 — 3,269 Reclamation and other costs (823 ) — (823 ) Exclusion of Other costs — (20,527 ) (20,527 ) Cash Cost, Before By-product Credits (1) 153,378 — 153,378 Reclamation and other costs 823 — 823 Sustaining capital 18,963 — 18,963 AISC, Before By-product Credits (1) 173,164 — 173,164 By-product credits: Silver (683 ) — (683 ) Total By-product credits (683 ) — (683 ) Cash Cost, After By-product Credits $ 152,695 $ — $ 152,695 AISC, After By-product Credits $ 172,481 $ — $ 172,481 Divided by gold ounces produced 87 87 Cash Cost, Before By-product Credits, per Gold Ounce $ 1,770 $ — $ 1,770 By-product credits per ounce (8 ) — (8 ) Cash Cost, After By-product Credits, per Gold Ounce $ 1,762 $ — $ 1,762 AISC, Before By-product Credits, per Gold Ounce $ 1,998 $ — $ 1,998 By-product credits per ounce (8 ) — (8 ) AISC, After By-product Credits, per Gold Ounce $ 1,990 $ — $ 1,990 84 In thousands (except per ounce amounts) Year Ended December 31, 2024 Total Silver Total Gold and Other Total Total cost of sales $ 487,574 $ 244,141 $ 731,715 Depreciation, depletion and amortization (110,635 ) (72,835 ) (183,470 ) Treatment costs 40,722 153 40,875 Change in product inventory (3,768 ) 3,269 (499 ) Reclamation and other costs (7,287 ) (823 ) (8,110 ) Exclusion of Lucky Friday cash costs (7) (3,634 ) — (3,634 ) Exclusion of Keno Hill cash costs (5) (58,826 ) — (58,826 ) Exclusion of Other costs — (20,527 ) (20,527 ) Cash Cost, Before By-product Credits (1) 344,146 153,378 497,524 Reclamation and other costs 4,032 823 4,855 Sustaining capital 91,610 18,963 110,573 Exclusion of Lucky Friday sustaining costs (7) (5,396 ) — (5,396 ) General and administrative 45,405 — 45,405 AISC, Before By-product Credits (1) 479,797 173,164 652,961 By-product credits: Zinc (115,332 ) — (115,332 ) Gold (115,189 ) — (115,189 ) Lead (81,416 ) — (81,416 ) Copper (409 ) — (409 ) Silver — (683 ) (683 ) Exclusion of Lucky Friday by-product credits (7) 3,943 — 3,943 Total By-product credits (308,403 ) (683 ) (309,086 ) Cash Cost, After By-product Credits $ 35,743 $ 152,695 $ 188,438 AISC, After By-product Credits $ 171,394 $ 172,481 $ 343,875 Divided by ounces produced 13,372 87 Exclusion of Lucky Friday ounces produced (7) (253 ) — Divided by silver ounces produced 13,119 87 Cash Cost, Before By-product Credits, per Ounce $ 26.23 $ 1,770 By-product credits per ounce (23.51 ) (8 ) Cash Cost, After By-product Credits, per Ounce $ 2.72 $ 1,762 AISC, Before By-product Credits, per Ounce $ 36.57 $ 1,998 By-product credits per ounce (23.51 ) (8 ) AISC, After By-product Credits, per Ounce $ 13.06 $ 1,990 85 In thousands (except per ounce amounts) Year Ended December 31, 2023 Greens Creek Lucky Friday Keno Hill Corporate (2) Total Silver Total cost of sales $ 259,895 $ 84,185 $ 35,518 $ — $ 379,598 Depreciation, depletion and amortization (53,995 ) (24,325 ) (4,277 ) — (82,597 ) Treatment costs 40,987 10,981 1,070 — 53,038 Change in product inventory (4,266 ) (5,164 ) — — (9,430 ) Reclamation and other costs (5) (748 ) (826 ) — — (1,574 ) Exclusion of Lucky Friday cash costs (7) — (851 ) — — (851 ) Exclusion of Keno Hill cash costs (5) — — (32,311 ) — (32,311 ) Cash Cost, Before By-product Credits (1) 241,873 64,000 — — 305,873 Reclamation and other costs 2,889 671 — — 3,560 Sustaining capital 41,935 39,019 — 928 81,882 Exclusion of Lucky Friday sustaining costs (7) — (19,702 ) — — (19,702 ) General and administrative (5) — — — 42,722 42,722 AISC, Before By-product Credits (1) 286,697 83,988 — 43,650 414,335 By-product credits: Zinc (83,454 ) (14,507 ) — — (97,961 ) Gold (104,507 ) — — — (104,507 ) Lead (29,284 ) (34,620 ) — — (63,904 ) Exclusion of Lucky Friday by-product credits (7) — 1,566 — — 1,566 Total By-product credits (217,245 ) (47,561 ) — (264,806 ) Cash Cost, After By-product Credits $ 24,628 $ 16,439 $ — $ 41,067 AISC, After By-product Credits $ 69,452 $ 36,427 $ 43,650 $ 149,529 Ounces produced 9,732 3,086 12,818 Exclusion of Lucky Friday ounces produced (7) — (103 ) (103 ) Divided by silver ounces produced 9,732 2,983 12,715 Cash Cost, Before By-product Credits, per Silver Ounce $ 24.85 $ 21.45 $ 24.06 By-product credits per ounce (22.32 ) (15.94 ) (20.83 ) Cash Cost, After By-product Credits, per Silver Ounce $ 2.53 $ 5.51 $ 3.23 AISC, Before By-product Credits, per Silver Ounce $ 29.46 $ 28.15 $ 32.59 By-product credits per ounce (22.32 ) (15.94 ) (20.83 ) AISC, After By-product Credits, per Silver Ounce $ 7.14 $ 12.21 $ 11.76 86 In thousands (except per ounce amounts) Year Ended December 31, 2023 Casa Berardi Other (4) Total Gold and Other Total cost of sales $ 221,341 $ 6,339 $ 227,680 Depreciation, depletion and amortization (66,037 ) (140 ) (66,177 ) Treatment costs 1,109 — 1,109 Change in product inventory (2,913 ) — (2,913 ) Reclamation and other costs (5) (871 ) — (871 ) Exclusion of Casa Berardi cash costs (3) (2,851 ) — (2,851 ) Exclusion of Other costs — (6,199 ) (6,199 ) Cash Cost, Before By-product Credits (1) 149,778 — 149,778 Reclamation and other costs 871 — 871 Sustaining capital 34,971 — 34,971 AISC, Before By-product Credits (1) 185,620 — 185,620 By-product credits: Silver (522 ) — (522 ) Total By-product credits (522 ) — (522 ) Cash Cost, After By-product Credits $ 149,256 $ — $ 149,256 AISC, After By-product Credits $ 185,098 $ — $ 185,098 Divided by gold ounces produced 90 — 90 Cash Cost, Before By-product Credits, per Gold Ounce $ 1,658 — $ 1,658 By-product credits per ounce (6 ) — (6 ) Cash Cost, After By-product Credits, per Gold Ounce $ 1,652 $ — $ 1,652 AISC, Before By-product Credits, per Gold Ounce $ 2,054 — $ 2,054 By-product credits per ounce (6 ) — (6 ) AISC, After By-product Credits, per Gold Ounce $ 2,048 $ — $ 2,048 87 In thousands (except per ounce amounts) Year Ended December 31, 2023 Total Silver Total Gold Total Total cost of sales $ 379,598 $ 227,680 $ 607,278 Depreciation, depletion and amortization (82,597 ) (66,177 ) (148,774 ) Treatment costs 53,038 1,109 54,147 Change in product inventory (9,430 ) (2,913 ) (12,343 ) Reclamation and other costs (1,574 ) (871 ) (2,445 ) Exclusion of Casa Berardi cash costs (3) — (2,851 ) (2,851 ) Exclusion of Other costs — (6,199 ) (6,199 ) Exclusion of Lucky Friday cash costs (7) (851 ) — (851 ) Exclusion of Keno Hill cash costs (5) (32,311 ) — (32,311 ) Cash Cost, Before By-product Credits (1) 305,873 149,778 455,651 Reclamation and other costs 3,560 871 4,431 Sustaining capital 81,882 34,971 116,853 Exclusion of Lucky Friday sustaining costs (7) (19,702 ) — (19,702 ) General and administrative 42,722 — 42,722 AISC, Before By-product Credits (1) 414,335 185,620 599,955 By-product credits: Zinc (97,961 ) — (97,961 ) Gold (104,507 ) — (104,507 ) Lead (63,904 ) — (63,904 ) Silver — (522 ) (522 ) Exclusion of Lucky Friday by-product credits (7) 1,566 — 1,566 Total By-product credits (264,806 ) (522 ) (265,328 ) Cash Cost, After By-product Credits $ 41,067 $ 149,256 $ 190,323 AISC, After By-product Credits $ 149,529 $ 185,098 $ 334,627 Divided by ounces produced 12,818 90 Exclusion of Lucky Friday ounces produced (7) (103 ) — Divided by silver ounces produced 12,715 90 Cash Cost, Before By-product Credits, per Ounce $ 24.06 $ 1,658 By-product credits per ounce (20.83 ) (6 ) Cash Cost, After By-product Credits, per Ounce $ 3.23 $ 1,652 AISC, Before By-product Credits, per Ounce $ 32.59 $ 2,054 By-product credits per ounce (20.83 ) (6 ) AISC, After By-product Credits, per Ounce $ 11.76 $ 2,048 (1) Includes all direct and indirect operating costs related to the physical activities of producing metals, including mining, processing and other plant costs, third-party refining and marketing expense, on-site general and administrative costs and royalties, before by-product revenues earned from all metals other than the primary metal produced at each operation.