MP Materials Corp. (NYSE: MP) is a rare earth mining and processing company that entered the public markets in 2020 through a business combination with Fortress Value Acquisition Corp. (FVAC), a blank-check company sponsored by Fortress Investment Group. Incorporated in Delaware, the company operates the Mountain Pass rare earth mine in San Bernardino County, California, the only rare earth mining and processing facility of scale in the Western Hemisphere, placing it squarely in the critical materials and mining sector. This 10-Q quarterly report, bearing accession number 0001801368-20-000009, was filed with the SEC on November 4, 2020, contemporaneous with the close of the SPAC merger. Sign up for SpacDesk to explore the full deal history, sponsor profiles, and filing analytics for MP Materials and the broader SPAC universe.