Southern Copper — Jan 27, 2026 release

These projects are Angangueo, Chalchihuites and the Empalme Smelter, which are expected to bolster our position as a fully integrated copper producer. We are conducting talks with the current administration to continue rolling out SCC’s Mexican investments for $10.2 billion. ​ El Arco - Baja California: This is a world-class copper deposit located in the central part of the Baja California peninsula with more than 1,230 million tons in sulphide ore reserves with an average ore grade of 0.40% and 141 million tons of leach material with an average ore grade of 0.27%. The project includes an open-pit mine with a combined 120 ktpd concentrator and 28 ktpy SX-EW operations. ​ Detailed engineering is still underway for the concentrator, SX-EW plant, water desalination facilities, logistics infrastructure and power delivery. ​ ​ Environmental, Social & Corporate Governance (ESG) Practices ​ Safe management of tailings at our Buenavista del Cobre mine, and our mines in Peru. In recognition of our efforts in the ambits of prevention and minimizing risk, our Buenavista del Cobre mine (Sonora, Mexico), as well as our Toquepala and Cuajone mines in Peru, received accreditation from The Copper Mark for compliance with the Global Industry Standard on Tailings Management set forth by the International Council on Mining and Metals (ICMM). This accreditation guarantees that best international practices are followed to provide authorities, the communities neighboring