Exhibit 99.1 Investor Relations: April 24, 2025 Raul Jacob Victor Pedraglio Bertin Galarreta +(602) 264-1375 Southern Copper Corporation (NYSE and BVL: SCCO) southerncopper@southernperu.com.pe www.southerncoppercorp.com ● 1Q25 net sales were $3,121.9 million, which represented growth of 20.1% with regard to 1Q24's figure. Expansion was primarily fueled by an increase in the sales volumes of copper (+3.6%), molybdenum (+9.9%), zinc (+42.4%) and silver (+14.1%) and by an uptick in metal prices for all our pro ...