MP Materials Corp. is a rare earth materials company that produces and markets specialty materials used in advanced manufacturing and high-performance technologies. The company operates through two main segments: Materials, which includes mining, processing, and refining rare earth ore into usable products, and Magnetics, which focuses on magnetic precursor materials and permanent magnet manufacturing. Its operations are centered on the Mountain Pass facility in California, a key domestic source of rare earth output in the United States. MP Materials supplies materials that support transportation, energy, robotics, defense, and aerospace applications, making it an important part of the rare earth supply chain. Headquartered in Las Vegas, Nevada, MP Materials focuses on serving industrial customers that rely on critical minerals and magnet products for modern technology and manufacturing.