Southern Copper — Feb 11, 2025 release

In addition to these good economic results, cash flow from operating activities in 2024 was $4,422 million, which represented an increase of 24% over the 2023 mark. ​ For 2025 we expect to maintain the current activity level in copper by producing 967,000 tons, in line with last year’s mark. We will also produce 171,700 tons of zinc (+32%), 23 million ounces of silver (+10%) and 26,200 tons of molybdenum (-10%). ” ​ ​ ​ 4Q24 www.southerncoppercorp.com Page 2 of 12 ​ ​ ​ ​ ​ ​ ​ ​ ​ FOURTH QUARTER AND YEAR 2024 RESULTS SOUTHERN COPPER ​ ​ ​ ​ Key Financial Data ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ Fourth Quarter ​ Twelve Months ​ ​ 2024 ​ 2023 ​ Variance 2024 ​ 2023 ​ Variance ​ ​ ​ ​ $ ​ % ​ ​ ​ $ ​ % ​ ​ (in millions except per share amount and %s) Sales      $ 2,784.3      $ 2,295.6      $ 488.7 ​ 21.3% ​ $ 11,433.4      $ 9,895.8      $ 1,537.6 ​ 15.5% Cost of sales ​   1,211.9 ​   1,170.1 ​   41.8 ​ 3.6% ​   4,841.4 ​   4,687.7 ​   153.7 ​ 3.3% Operating income ​   1,307.3 ​   868.7 ​   438.6 ​ 50.5% ​   5,554.7 ​   4,192.3 ​   1,362.4 ​ 32.5% Net income ​ $ 793.9 ​ $ 445.0 ​ $ 348.9 ​ 78.4% ​ $ 3,376.8 ​ $ 2,425.2 ​ $ 951.6 ​ 39.2% Net income margin ​   28.5% ​   19.4% ​   9.1pp ​ 46.9% ​   29.5% ​   24.5% ​   5.0pp ​ 20.4% Adjusted EBITDA ​   1,506.7 ​   1,055.5 ​   451.2 ​ 42.7% ​   6,406.1 ​   5,029.5 ​   1,376.6 ​ 27.4% Adjusted EBITDA margin ​   54.1% ​   46.0% ​   8.1pp ​ 17.6% ​   56.0% ​   50.8% ​   5.2pp ​ 10.2% Income per share ​ $ 1.01 ​ $ 0.58 ​ $ 0.43 ​ 74.1% ​ $ 4.33 ​ $ 3.14 ​ $ 1.19 ​ 37.9% Capital investments ​   235.3 ​   255.3 ​