{"schema_version":"secwatch.filing_event.v1","accession":"0001970622-26-000026","form_type":"8-K","ticker":"USAR","cik":"0001970622","company_name":"USA Rare Earth, Inc.","filed_at":"2026-04-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:33.336030+00:00","generated_at":"2026-05-15T06:49:53.773587+00:00","sec_items":["7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"USA Rare Earth to acquire ~12.5% stake in Carester SAS; partners with InfraVia","bullets":["Each of USA Rare Earth and InfraVia to hold approximately 12.5% equity interests in Carester.","Partnership includes right to purchase Carester's oxide output and access to its separation IP and recycling tech.","Carester to get long-term heavy rare earth feedstock from USA Rare Earth's Round Top deposit (expected commercial ops late 2028).","French government supports LCM Europe metallization project: up to €130M in credits and potential state guarantee for 50% of commercial debt.","Carester's Caremag magnet recycling and heavy REE separation facility in Lacq, France scheduled for commissioning late 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001970622-26-000026","json":"https://secwatch.observer/filing/0001970622-26-000026.json","markdown":"https://secwatch.observer/filing/0001970622-26-000026.md","text":"https://secwatch.observer/filing/0001970622-26-000026.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1970622/000197062226000026/0001970622-26-000026-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1970622/000197062226000026/usar-20260409.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T06:49:53.773587+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}