Biggest changeEl Arco Baja California (Mexico) Development Porphyry copper deposit; mineralization occurs in three sub-horizontal zones. Consists of 20 concessiones covering approximately 72,131 hectares. 36 Table of Contents PROPERTY BOOK VALUE As of December 31, 2023, net book values of property and mine development were as follows (in millions): Peruvian operations: Cuajone $ 597.7 Toquepala 1,925.4 Tia Maria project 282.8 Ilo and other support facilities 548.2 Construction in progress 740.3 Total Peru $ 4,094.4 Mexican open ‑ pit operations: Buenavista mine and concentrator plants $ 2,451.6 Buenavista SX‑EW and Quebalix 776.6 La Caridad mine and concentrator plant 652.9 La Caridad support facilities 261.2 Construction in progress 464.4 Total Mexico Open Pit $ 4,606.7 Mexican IMMSA unit: San Luis Potosi $ 85.2 Zinc electrolytic refinery 80.1 Charcas 103.6 San Martin 132.5 Santa Barbara 140.0 Santa Eulalia 34.7 Other facilities 6.0 Construction in progress - Zinc electrolytic refinery 11.0 - Charcas 46.0 - San Martin 18.7 - Santa Barbara 78.0 - Santa Eulalia 15.3 - Other Facilities 3.4 Total IMMSA Unit $ 754.5 Other property: El Pilar $ 116.0 Mexicana del Arco 103.1 Total $ 219.1 Mexican administrative offices $ 108.2 Total Mexico $ 5,688.5 Total Southern Copper Corporation $ 9,782.9 37 Table of Contents SUMMARY OPERATING DATA The following table contains certain operating data underlying our financial and operating information for each of the periods indicated. Variance Year Ended December 31, 2023 -2022 2022 -2021 2023 2022 2021 Volume % Volume % COPPER (thousand pounds) : Mined Peru open ‑ pit Toquepala 440,165 385,931 448,913 54,234 14.1 % (62,982) (14.0) % Cuajone 328,990 309,338 372,559 19,652 6.4 % (63,221) (17.0) % SX ‑ EW Toquepala 55,672 58,315 56,777 (2,643) (4.5) % 1,538 2.7 % Mexico open ‑ pit La Caridad 193,596 195,091 226,390 (1,495) (0.8) % (31,299) (13.8) % Buenavista 725,216 746,557 752,225 (21,341) (2.9) % (5,668) (0.8) % SX ‑ EW La Caridad 50,691 51,449 55,942 (758) (1.5) % (4,493) (8.0) % SX ‑ EW Buenavista 193,024 205,662 180,437 (12,638) (6.1) % 25,225 14.0 % IMMSA unit 21,084 20,137 19,222 947 4.7 % 915 4.8 % Total Mined 2,008,438 1,972,480 2,112,465 35,958 1.8 % (139,985) (6.6) % Smelted Peru open ‑ pit Blister Ilo 4,088 4,508 5,735 (420) 100.0 % (1,227) (21.4) % Anodes Ilo 798,342 771,630 680,263 26,712 3.5 % 91,367 13.4 % Mexico open ‑ pit Anodes La Caridad 581,167 629,283 633,621 (48,116) (7.6) % (4,338) (0.7) % Total Smelted 1,383,597 1,405,421 1,319,619 (21,824) (1.6) % 85,802 6.5 % Refined Peru Open ‑ pit Cathodes Ilo 638,589 638,741 573,583 (152) (0.0) % 65,158 11.4 % SX ‑ EW Toquepala 55,672 58,315 56,777 (2,643) (4.5) % 1,538 2.7 % Mexico Open ‑ pit Cathodes La Caridad 481,841 541,600 534,980 (59,759) (11.0) % 6,620 1.2 % SX ‑ EW La Caridad 50,691 51,449 55,942 (758) (1.5) % (4,493) (8.0) % SX ‑ EW Buenavista 193,024 205,662 180,437 (12,638) (6.1) % 25,225 14.0 % Total Refined 1,419,817 1,495,767 1,401,719 (75,950) (5.1) % 94,048 6.7 % Rod Mexico Open ‑ pit—La Caridad 340,182 344,893 330,961 (4,711) (1.4) % 13,932 4.2 % SILVER (thousand ounces) Mined Peru Open ‑ pit Toquepala 2,615 2,220 2,681 395 17.7 % (461) (17.2) % Cuajone 2,395 2,298 2,692 97 4.3 % (394) (14.6) % Mexico Open ‑ pit La Caridad 2,065 2,086 2,227 (21) (1.0) % (141) (6.3) % Buenavista 4,669 5,208 4,774 (539) (10.3) % 434 9.1 % IMMSA unit 6,664 6,750 6,588 (86) (1.3) % 162 2.5 % Total Mined 18,408 18,562 18,962 (154) (0.8) % (400) (2.1) % Refined Peru—Ilo 3,526 3,741 3,985 (215) (5.6) % (244) (6.1) % Mexico—La Caridad 7,398 8,569 7,612 (1,171) (13.7) % 957 12.6 % IMMSA unit 3 1,962 2,094 (1,959) (99.8) % (132) (6.3) % Total Refined 10,927 14,272 13,691 (3,345) (23.4) % 581 4.2 % MOLYBDENUM (thousand pounds) Mined Toquepala 13,916 16,934 23,462 (3,018) (17.8) % (6,528) (27.8) % Cuajone 8,252 7,992 9,237 260 3.3 % (1,245) (13.5) % Buenavista 11,937 11,848 11,524 89 0.8 % 324 2.8 % La Caridad 25,059 21,075 22,493 3,984 18.9 % (1,418) (6.3) % Total Mined 59,164 57,849 66,716 1,315 2.3 % (8,867) (13.3) % ZINC (thousand pounds) Mined IMMSA 144,422 132,300 147,617 12,122 9.2 % (15,317) (10.4) % Refined IMMSA 222,695 220,225 204,306 2,470 1.1 % 15,919 7.8 % (1) Copper production reported under “ smelted ” and “ refined ” is a subset of the mined copper and it is not additive to the mined copper. 38 Table of Contents SUMMARY DISCLOSURE OF MINERAL RESOURCES The following table contains the summary of our mineral resources exclusive of mineral reserves as of December 31, 2023, based on long-term price assumptions of $3.80 per pound of copper, $11.50 per pound of molybdenum ($10.35 per pound of molybdenum in the case of our El Arco mine), $23.00 per ounce of silver, $1.32 per pound of zinc, $1.04 per pound of lead and $1,725 per ounce of gold. Measured mineral resources Indicated mineral resources Measured + Indicated mineral resources Inferred mineral resources Amount Metal Amount Metal Amount Metal Amount Metal (million tonnes) Grades Content (million lb) (million tonnes) Grades Content (million lb) (million tonnes) Grades Content (million lb) (million tonnes) Grades Content (million lb) Copper: Peru: Cuajone Sulfides — — % — 329.5 0.38 % 2,746.6 329.5 0.38 % 2,746.6 836.0 0.32 % 5,831.2 Cuajone Leach — — % — 0.2 0.54 % 2.6 0.2 0.54 % 2.6 0.3 0.51 % 3.4 Toquepala Sulfides — — % — 1,196.7 0.42 % 11,182.3 1,196.7 0.42 % 11,182.3 2,405.1 0.39 % 20,920.9 Toquepala Leach — — % — 1,050.6 0.08 % 1,943.3 1,050.6 0.08 % 1,943.3 2,303.7 0.08 % 4,154.8 La Tapada deposit — — % — 90.4 0.21 % 420.3 90.4 0.21 % 420.3 1.6 0.18 % 6.4 Tia Maria deposit — — % — 35.5 0.17 % 135.2 35.5 0.17 % 135.2 21.8 0.22 % 107.8 Los Chancas Oxide — — % — 98.0 0.45 % 975.2 98.0 0.45 % 975.2 33.0 0.38 % 277.4 Los Chancas Sulfide — — % — 52.0 0.59 % 672.8 52.0 0.59 % 672.8 1,400.0 0.45 % 13,887.6 Michiquillay — — % — — — % — — — % — 2,288.0 0.43 % 21,554.8 Mexico: Buenavista Mill — — % — 763.8 0.34 % 5,663.6 763.8 0.34 % 5,663.6 13,015.0 0.21 % 56,583.5 Buenavista Leach — — % — 76.9 0.13 % 196.0 76.9 0.13 % 196.0 2,830.5 0.14 % 8,517.1 Buenavista zinc plant — — % — 148.2 0.46 % 1,561.6 148.2 0.46 % 1,561.6 142.8 0.43 % 1,394.4 La Caridad Mill — — % — 3,927.5 0.16 % 13,680.6 3,927.5 0.16 % 13,680.6 2,972.8 0.14 % 8,913.2 La Caridad Leach — — % — 683.0 0.08 % 1,129.0 683.0 0.08 % 1,129.0 526.0 0.08 % 904.5 Charcas — — % — 6.4 0.52 % 73.8 6.4 0.52 % 73.8 15.2 0.55 % 182.5 Santa Barbara — — % — 25.5 0.52 % 291.8 25.5 0.52 % 291.8 18.2 0.55 % 222.2 San Martin — — % — 13.0 0.65 % 187.0 13.0 0.65 % 187.0 52.3 0.48 % 554.0 El Arco Mill — — % — 826.6 0.41 % 7,544.9 826.6 0.41 % 7,544.9 2,344.9 0.37 % 19,352.3 El Arco Leach — — — 51.3 0.30 % 335.3 51.3 0.30 % 335.3 63.8 0.25 % 350.9 El Pilar 2.2 0.20 % 9.0 81.3 0.18 % 317.0 83.4 0.18 % 326.0 88.6 0.12 % 234.4 Pilares Mill — — % — — — % — — — % — 67.3 0.55 % 817.3 Pilares Leach — — % — — — % — — — % — 0.9 0.34 % 6.8 Total 2.2 9.0 9,456.4 49,058.8 9,458.5 49,067.8 31,427.9 164,777.5 Molybdenum: Peru: Cuajone — — % — 329.5 0.014 % 103.4 329.5 0.014 % 103.4 836.0 0.011 % 200.5 Toquepala — — % — 1,196.7 0.023 % 606.7 1,196.7 0.023 % 606.7 2,405.1 0.019 % 1,009.3 Mexico: Buenavista Mill — — % — 763.8 0.005 % 88.7 763.8 0.005 % 88.7 13,015.0 0.004 % 1,081.2 Buenavista zinc plant — — % — 148.2 0.002 % 5.4 148.2 0.002 % 5.4 142.8 0.003 % 6.8 La Caridad Mill — — % — 3,927.5 0.028 % 2,424.4 3,927.5 0.028 % 2,424.4 2,972.8 0.025 % 1,638.5 El Arco Mill — — % — 826.6 0.008 % 146.5 826.6 0.008 % 146.5 2,344.9 0.006 % 298.2 Pilares Mill — — % — — — % — — — % — 67.3 0.005 % 7.5 Total — — 7,192.3 3,375.1 7,192.3 3,375.1 21,783.9 4,241.9 Silver: (2) Mexico: Charcas — — % — 6.4 84.0 17,297.0 6.4 84.0 17,297.0 15.2 98.0 48,005.0 Santa Barbara — — % — 25.5 103.0 84,495.0 25.5 103.0 84,495.0 18.2 95.0 55,444.0 San Martin — — % — 13.0 77.0 32,236.0 13.0 77.0 32,236.0 52.3 72.0 121,500.0 El Arco Mill — — % — 826.6 1.6 41,875.3 826.6 1.6 41,875.3 2,344.9 1.5 110,887.3 Total — — 871.5 175,903.3 871.5 175,903.3 2,430.6 335,836.3 Zinc: Mexico: Buenavista zinc plant — — % — 148.2 0.78 % 2,416.3 148.2 0.78 % 2,416.3 142.8 0.49 % 1,638.0 Buenavista Cu plant — — % — 763.8 0.07 % 1,182.1 763.8 0.07 % 1,182.1 13,015.0 0.03 % 8,088.8 Charcas — — % — 6.4 3.06 % 431.8 6.4 3.06 % 431.8 15.2 2.78 % 928.0 Santa Barbara — — % — 25.5 3.15 % 1,772.7 25.5 3.15 % 1,772.7 18.2 3.86 % 1,553.5 San Martin — — % — 13.0 1.97 % 565.0 13.0 1.97 % 565.0 52.3 2.66 % 3,072.7 Total — — 956.9 6,367.9 956.9 6,367.9 13,243.5 15,281.0 39 Table of Contents Lead: Mexico: Charcas — — % — 6.4 0.39 % 55.0 6.4 0.39 % 55.0 15.2 0.39 % 129.5 Santa Barbara — — % — 25.5 1.99 % 1,121.0 25.5 1.99 % 1,121.0 18.2 2.25 % 906.0 San Martin — — % — 13.0 0.34 % 96.8 13.0 0.34 % 96.8 52.3 0.32 % 369.3 Total — — 44.9 1,272.8 44.9 1,272.8 85.7 1,404.8 Gold: (2) Mexico: Santa Barbara — — % — 25.5 0.27 221.0 25.5 0.27 221.0 18.2 0.17 98.0 El Arco Mill — — % — 826.6 0.12 3,226.1 826.6 0.12 3,226.1 2,344.9 0.11 8,053.5 Total — — 852.1 3,447 852.1 3,447 2,363.1 8,152 (1) Mineral resources are reported in situ and are current at December 31, 2023.
Biggest changeEl Arco Baja California (Mexico) Development Porphyry copper deposit; mineralization occurs in three sub-horizontal zones. Consists of 11 concessions covering approximately 72,133 hectares. 35 Table of Contents PROPERTY BOOK VALUE As of December 31, 2024, net book values of property and mine development were as follows (in millions): Peruvian operations: Cuajone $ 737.1 Toquepala 1,917.2 Tia Maria project 286.0 Ilo and other support facilities 546.6 Construction in progress 539.8 Total Peru $ 4,026.7 Mexican open ‑ pit operations: Buenavista mine and concentrator plants $ 2,445.3 Buenavista SX‑EW and Quebalix 669.9 La Caridad mine and concentrator plant 257.0 La Caridad support facilities 790.5 Construction in progress 546.6 Total Mexico Open Pit $ 4,709.3 Mexican IMMSA unit: San Luis Potosi $ 85.7 Zinc electrolytic refinery 74.4 Charcas 115.8 San Martin 131.0 Santa Barbara 183.3 Santa Eulalia 38.9 Other facilities 5.1 Construction in progress - Zinc electrolytic refinery 13.5 - Charcas 53.0 - San Martin 17.7 - Santa Barbara 76.6 - Santa Eulalia 8.0 - Other Facilities 2.1 Total IMMSA Unit $ 805.1 Other property: El Pilar $ 119.9 Mexicana del Arco 110.0 Total $ 229.9 Mexican administrative offices $ 112.3 Total Mexico $ 5,856.6 Total Southern Copper Corporation $ 9,883.3 36 Table of Contents SUMMARY OPERATING DATA The following table contains certain operating data underlying our financial and operating information for each of the periods indicated. Variance Year Ended December 31, 2024 -2023 2023 -2022 2024 2023 2022 Volume % Volume % COPPER (thousand pounds) : Mined Peru open ‑ pit Toquepala 496,428 440,165 385,931 56,263 12.8 % 54,234 14.1 % Cuajone 363,454 328,990 309,338 34,464 10.5 % 19,652 6.4 % SX‑EW Toquepala 53,165 55,672 58,315 (2,507) (4.5) % (2,643) (4.5) % Mexico open ‑ pit La Caridad 206,628 193,596 195,091 13,032 6.7 % (1,495) (0.8) % Buenavista 769,323 725,216 746,557 44,107 6.1 % (21,341) (2.9) % SX‑EW La Caridad 51,257 50,691 51,449 566 1.1 % (758) (1.5) % SX‑EW Buenavista 185,210 193,024 205,662 (7,814) (4.0) % (12,638) (6.1) % IMMSA unit 21,506 21,084 20,137 422 2.0 % 947 4.7 % Total Mined 2,146,971 2,008,438 1,972,480 138,533 6.9 % 35,958 1.8 % Smelted Peru open ‑ pit Blister Ilo 3,323 4,088 4,508 (765) 100.0 % (420) (9.3) % Anodes Ilo 790,612 798,342 771,630 (7,730) (1.0) % 26,712 3.5 % Mexico open ‑ pit Anodes La Caridad 553,662 581,167 629,283 (27,505) (4.7) % (48,116) (7.6) % Total Smelted 1,347,597 1,383,597 1,405,421 (36,000) (2.6) % (21,824) (1.6) % Refined Peru Open ‑ pit Cathodes Ilo 634,707 638,589 638,741 (3,882) (0.6) % (152) (0.0) % SX‑EW Toquepala 53,165 55,672 58,315 (2,507) (4.5) % (2,643) (4.5) % Mexico Open ‑ pit Cathodes La Caridad 478,701 481,841 541,600 (3,140) (0.7) % (59,759) (11.0) % SX‑EW La Caridad 51,257 50,691 51,449 566 1.1 % (758) (1.5) % SX‑EW Buenavista 185,210 193,024 205,662 (7,814) (4.0) % (12,638) (6.1) % Total Refined 1,403,040 1,419,817 1,495,767 (16,777) (1.2) % (75,950) (5.1) % Rod Mexico Open ‑ pit—La Caridad 336,785 340,182 344,893 (3,397) (1.0) % (4,711) (1.4) % SILVER (thousand ounces) Mined Peru Open ‑ pit Toquepala 3,062 2,615 2,220 447 17.0 % 395 17.8 % Cuajone 2,635 2,395 2,298 240 10.1 % 97 4.2 % Mexico Open ‑ pit La Caridad 2,208 2,065 2,086 143 6.9 % (21) (1.0) % Buenavista 6,304 4,669 5,208 1,635 35.0 % (539) (10.3) % IMMSA unit 6,775 6,664 6,750 111 1.7 % (86) (1.3) % Total Mined 20,984 18,408 18,562 2,576 14.0 % (154) (0.8) % Refined Peru—Ilo 4,070 3,526 3,741 544 15.5 % (215) (5.7) % Mexico—La Caridad 7,929 7,398 8,569 531 7.2 % (1,171) (13.7) % IMMSA unit — 3 1,962 (3) (100.0) % (1,959) (99.8) % Total Refined 11,999 10,927 14,272 1,072 9.8 % (3,345) (23.4) % MOLYBDENUM (thousand pounds) Mined Toquepala 19,771 13,916 16,934 5,855 42.1 % (3,018) (17.8) % Cuajone 9,740 8,252 7,992 1,488 18.0 % 260 3.3 % Buenavista 12,991 11,937 11,848 1,054 8.8 % 89 0.8 % La Caridad 21,427 25,059 21,075 (3,632) (14.5) % 3,984 18.9 % Total Mined 63,929 59,164 57,849 4,765 8.1 % 1,315 2.3 % ZINC (thousand pounds) Mined IMMSA 144,875 144,422 132,300 453 0.3 % 12,122 9.2 % Buenavista 141,750 — — 141,750 100.0 % — — % Total Mined 286,625 144,422 132,300 142,203 98.5 % 12,122 9.2 % Refined IMMSA 217,734 222,695 220,225 (4,961) (2.2) % 2,470 1.1 % 37 Table of Contents (1) Copper production reported under “ smelted ” and “ refined ” is a subset of the mined copper and it is not additive to the mined copper. SUMMARY DISCLOSURE OF MINERAL RESOURCES The following table contains the summary of our mineral resources exclusive of mineral reserves as of December 31, 2024, based on long-term price assumptions of $3.80 per pound of copper, $11.50 per pound of molybdenum ($10.35 per pound of molybdenum in the case of our El Arco mine), $23.00 per ounce of silver, $1.32 per pound of zinc, $1.04 per pound of lead and $1,725 per ounce of gold. Measured mineral resources Indicated mineral resources Measured + Indicated mineral resources Inferred mineral resources Amount Metal Amount Metal Amount Metal Amount Metal (million tonnes) Grades Content (million lb) (million tonnes) Grades Content (million lb) (million tonnes) Grades Content (million lb) (million tonnes) Grades Content (million lb) Copper: Peru: Cuajone Sulfides 62.0 0.35 % 471.9 444.2 0.33 % 3,225.6 506.2 0.33 % 3,697.5 865.3 0.28 % 5,420.8 Cuajone Leach — — % — 0.0 0.55 % 0.3 0.0 0.55 % 0.3 0.0 0.64 % 0.2 Toquepala Sulfides 99.3 0.57 % 1,241.2 179.0 0.39 % 1,525.3 278.3 0.45 % 2,766.6 161.4 0.29 % 1,017.4 Toquepala Leach 11.3 0.15 % 37.4 46.0 0.15 % 153.4 57.3 0.15 % 190.8 52.4 0.15 % 177.0 La Tapada deposit — — % — 90.4 0.21 % 420.3 90.4 0.21 % 420.3 1.6 0.18 % 6.4 Tia Maria deposit — — % — 35.5 0.17 % 135.2 35.5 0.17 % 135.2 21.8 0.22 % 107.8 Los Chancas Oxide — — % — 98.0 0.45 % 972.0 98.0 0.45 % 972.0 33.0 0.38 % 276.0 Los Chancas Sulfide — — % — 52.0 0.59 % 676.0 52.0 0.59 % 676.0 1,400.0 0.45 % 13,889.0 Michiquillay — — % — — — % — — — % — 2,287.9 0.43 % 21,554.8 Mexico: Buenavista Mill — — % — 627.0 0.38 % 5,243.0 627.0 0.38 % 5,243.0 7,848.0 0.34 % 58,477.6 Buenavista Leach — — % — 53.0 0.33 % 377.1 53.0 0.33 % 377.1 373.0 0.18 % 1,457.4 Buenavista zinc plant — — % — 203.0 0.44 % 1,985.5 203.0 0.44 % 1,985.5 705.0 0.37 % 5,809.5 La Caridad Mill 89.0 0.15 % 295.4 2,136.0 0.14 % 6,675.6 2,224.0 0.14 % 6,971.0 5,315.0 0.13 % 14,764.0 La Caridad Leach 5.0 0.07 % 7.2 113.0 0.07 % 161.9 117.0 0.07 % 169.2 342.0 0.08 % 610.7 Charcas — — % — 18.1 0.35 % 138.8 18.1 0.35 % 138.8 15.8 0.32 % 109.8 Santa Barbara — — % — 19.9 0.47 % 205.2 19.9 0.47 % 205.2 47.3 0.45 % 465.4 San Martin — — % — 13.8 0.62 % 190.2 13.8 0.62 % 190.2 55.7 0.46 % 570.8 El Arco Mill — — % — 826.6 0.41 % 7,544.9 826.6 0.41 % 7,544.9 2,344.9 0.37 % 19,352.3 El Arco Leach — — — 51.3 0.30 % 335.3 51.3 0.30 % 335.3 63.8 0.25 % 350.9 El Pilar 2.2 0.20 % 9.0 81.3 0.18 % 317.0 83.4 0.18 % 326.0 88.6 0.12 % 234.4 Pilares Mill — — % — 30.1 0.55 % 364.2 30.1 0.55 % 364.2 3.4 0.46 % 34.4 Pilares Leach — — % — 0.0 0.16 % 0.1 0.0 0.16 % 0.1 0.0 0.09 % 0.0 Total 268.8 2,062.2 5,118.1 30,646.8 5,384.9 32,709.0 22,025.8 144,686.7 Molybdenum: Peru: Cuajone 62.0 0.014 % 18.7 444.2 0.012 % 116.1 506.2 0.012 % 134.8 865.3 0.008 % 160.2 Toquepala 99.3 0.038 % 83.0 179.0 0.021 % 81.7 278.3 0.027 % 164.8 161.4 0.008 % 28.6 Mexico: Buenavista Mill — — % — 627.0 0.008 % 110.7 627.0 0.008 % 110.7 7,848.0 0.008 % 1,384.1 Buenavista zinc plant — — % — 203.0 0.004 % 17.9 203.0 0.004 % 17.9 705.0 0.009 % 139.8 La Caridad Mill 89.0 0.025 % 50.7 2,136.0 0.022 % 1,026.6 2,224.0 0.022 % 1,077.2 5,315.0 0.024 % 2,806.5 El Arco Mill — — % — 826.6 0.008 % 146.5 826.6 0.008 % 146.5 2,344.9 0.006 % 298.2 Pilares Mill — — % — 30.1 0.014 % 9.3 30.1 0.014 % 9.3 3.4 0.014 % 1.1 Total 250.3 152.4 4,445.9 1,508.8 4,695.2 1,661.2 17,242.9 4,818.5 Silver: (2) Mexico: Charcas — — — 18.1 57.1 33,198.3 18.1 57.1 33,198.3 15.8 62.7 31,775.8 Santa Barbara — — — 19.9 97.5 62,334.6 19.9 97.5 62,334.6 47.3 81.5 124,080.7 San Martin — — — 13.8 76.1 33,793.2 13.8 76.1 33,793.2 55.7 71.1 127,473.0 El Arco Mill — — — 826.6 1.6 41,875.3 826.6 1.6 41,875.3 2,344.9 1.5 110,887.3 Total — — 878.4 171,201.3 878.4 171,201.3 2,463.7 394,216.7 Zinc: Mexico: Buenavista zinc plant — — % — 203.0 0.37 % 1,645.6 203.0 0.37 % 1,645.6 705.0 0.18 % 2,858.1 Buenavista Cu plant — — % — 627.0 0.04 % 553.4 627.0 0.04 % 553.4 7,848.0 0.04 % 6,747.4 Charcas — — % — 18.1 3.74 % 1,492.8 18.1 3.74 % 1,492.8 15.8 3.32 % 1,152.7 Santa Barbara — — % — 19.9 3.36 % 1,473.3 19.9 3.36 % 1,473.3 47.3 3.34 % 3,480.5 San Martin — — % — 13.8 1.89 % 574.9 13.8 1.89 % 574.9 55.7 2.55 % 3,136.2 Total — — 881.8 5,740.1 881.8 5,740.1 8,671.8 17,374.9 38 Table of Contents Lead: Mexico: Charcas — — % — 18.1 0.24 % 97.0 18.1 0.24 % 97.0 15.8 0.35 % 123.1 Santa Barbara — — % — 19.9 1.71 % 751.0 19.9 1.71 % 751.0 47.3 1.87 % 1,950.2 San Martin — — % — 13.8 0.34 % 102.4 13.8 0.34 % 102.4 55.7 0.31 % 384.3 Total — — 51.8 950.4 51.8 950.4 118.8 2,457.6 Gold: (2) Mexico: Santa Barbara — — — 19.9 0.16 99.6 19.9 0.16 99.6 47.3 0.12 185.9 El Arco Mill — — — 826.6 0.12 3,226.1 826.6 0.12 3,226.1 2,344.9 0.11 8,053.5 Total — — 846.5 3,326 846.5 3,326 2,392.2 8,239.4 (1) Mineral resources are reported in situ and are current as of December 31, 2024.