{"schema":"rootz.ai/sec-company/v1","layer":1,"cik":"0001801368","name":"MP Materials Corp. / DE","summary":"MP Materials Corp. is the largest rare earth materials producer in the Western Hemisphere, owning and operating the Mountain Pass Rare Earth Mine and Processing Facility in California and the Independence Facility in Fort Worth, Texas. The company produces NdPr oxide, rare earth metals, alloys, and NdFeB permanent magnets, serving automotive, defense, robotics, and electronics markets through its Materials and Magnetics segments.","people":[],"products":[{"name":"NdPr Oxide","type":"hardware","description":"Neodymium-praseodymium oxide produced at Mountain Pass, sold primarily to customers in Japan, South Korea, and broader Asia."},{"name":"Rare Earth Concentrate","type":"hardware","description":"Upstream product from Mountain Pass historically sold to refiners primarily through a distribution arrangement."},{"name":"NdFeB Permanent Magnets","type":"hardware","description":"Neodymium-iron-boron permanent magnets manufactured at the Independence Facility in Fort Worth, Texas, production commenced December 2025."},{"name":"Magnetic Precursor Products","type":"hardware","description":"Metal and alloy precursor products for magnets manufactured at the Independence Facility and sold to customers including General Motors."},{"name":"SEG+","type":"hardware","description":"Mixed heavy rare earth product produced during midstream separations operations at Mountain Pass."},{"name":"Cerium and Lanthanum Products","type":"hardware","description":"Separated rare earth products produced during midstream operations at Mountain Pass."}],"partnerships":[{"partner_name":"U.S. Department of War (DoW)","partnership_type":"strategic","description":"Public-private partnership to build end-to-end U.S. rare earth magnet supply chain, including 10X Facility with $140M EBITDA guarantee and NdPr price floor protection.","start_date":null},{"partner_name":"General Motors Company","partnership_type":"OEM","description":"Magnetics segment sells magnetic precursor products to GM in the U.S., beginning Q1 2025.","start_date":null},{"partner_name":"Apple Inc.","partnership_type":"strategic","description":"Long-term supply agreement including magnet scrap recycling capabilities at Mountain Pass using post-industrial and end-of-life magnets.","start_date":null}],"affiliations":[],"origin":{"leaf":"a95f9b2266cd397f5c957c2653aa71a82cf37ad333cc7c35b2ebf54b5578acaf","formula":"v2: sha256( sha256(content) || parent || source_accession )","content_sha256":"b32557b44f2e698a2f9cc0c82321337f3e3a7653071f85b7112d4ad2a55f959e","parent":"ebba87559e005dbf09d23b4e84394c769618512a9f7c2f4f8f6ef95dffed3952","source":"0001801368-26-000008","chain":"sec.gov/EDGAR (retrieved over TLS, accession recorded) > origin.rootz.global extraction > this response","registry":"origin.rootz.global","verify":"Recompute it: sha256(sha256(<this response body minus the origin block>) || parent || source_accession). 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