Southern Copper Corporation is one of the largest integrated copper producers in the world and has the largest copper reserves of the industry. The company is a NYSE and Lima Stock Exchange listed company that is 88.9% owned by Grupo Mexico, a Mexican company listed on the Mexican Stock Exchange. The remaining 11.1% ownership interest is held by the international investment community. Southern Copper Corp. operates mining units and metallurgical facilities in Mexico, Peru and conduct exploration activities in Argentina, Chile, Ecuador, Mexico and Peru.