{"filing": {"accession": "0001213900-26-097754", "cik": "0001970622", "ticker": "USAR", "company_name": "USA Rare Earth, Inc.", "form_type": "S-3", "filing_type": "S-3", "filing_date": "2026-09-04", "accepted_datetime": null, "acceptance_datetime": null, "accepted_at": null, "primary_doc_url": "https://www.sec.gov/Archives/edgar/data/1970622/000121390026097754/0001213900-26-097754-index.htm", "filing_url": "https://www.sec.gov/Archives/edgar/data/1970622/000121390026097754/0001213900-26-097754-index.htm", "period_of_report": null}, "html_url": "/api/filings/000121390026097754/stream", "exhibits": [], "sections": [{"section_name": "part_3", "section_title": "Part III", "start_position": 18319, "end_position": 109541}, {"section_name": "part_2", "section_title": "Part II", "start_position": 109541, "end_position": 134211}], "tables": [{"table_index": 0, "table_type": "text", "caption": null, "header_text": "Delaware98-1720278"}, {"table_index": 2, "table_type": "text", "caption": null, "header_text": "Large accelerated filer\u2610Accelerated filer\u2610"}, {"table_index": 3, "table_type": "text", "caption": null, "header_text": "ABOUT THIS PROSPECTUSii"}, {"table_index": 170, "table_type": "financial", "caption": null, "header_text": "Amount"}, {"table_index": 172, "table_type": "exhibit_index", "caption": null, "header_text": "Exhibit\n NumberExhibit\n DescriptionIncorporated\n by Reference"}, {"table_index": 173, "table_type": "exhibit_index", "caption": null, "header_text": "4.1Specimen\n Common Stock Certificate of USA Rare Earth, Inc.S-4/A333-2831814.52/13/2025"}, {"table_index": 174, "table_type": "exhibit_index", "caption": null, "header_text": "\u2020Certain of the exhibits and schedules to this Exhibit have been omitted in accordance with Regulation S-K Item 601(a)(5). The Company agrees to furnish a copy of all omitted exhibits and schedules to"}, {"table_index": 189, "table_type": "text", "caption": null, "header_text": "USA RARE EARTH, INC."}, {"table_index": 190, "table_type": "text", "caption": null, "header_text": "SignatureTitle"}], "exhibits_pending": false, "cdn_html": true, "response_time_ms": 161}