Leading U.S. mining companies based on market capitalization 2023
As of a December 2023 ranking of the ten leading United States-based mining companies based on market capitalization, Southern Copper Corp was the largest U.S. mining company based on market cap. As of that time, Southern Copper Corp had a market capitalization of some 66 billion U.S. dollars. Freeport McMoRan, headquartered in Arizona, was second in this ranking, with a market cap of nearly 61 billion U.S. dollars at that time.
