secwatch.observer — SEC 8-K summary ====================================== Issuer: USA Rare Earth, Inc. (USAR) CIK: 0001970622 Form: 8-K Filed at: 2025-11-06T23:59:59+00:00 Accession: 0001970622-25-000072 Event type: other Sentiment: neutral Materiality: 0.30 Item codes: 4.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 USA Rare Earth appoints BDO as new auditor after Horne LLP resignation ---------------------------------------------------------------------- - Horne LLP resigned as independent auditor effective Nov 1, 2025, after its partners and staff joined BDO USA, P.C. - Audit Committee appointed BDO USA, P.C. as successor independent registered public accounting firm effective same date. - No adverse opinions, disagreements, or reportable events were reported for fiscal years 2024 and 2023. - Company provided Horne with copy of 8-K; Horne's letter agreeing with statements is filed as Exhibit 16.1. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1970622/000197062225000072/0001970622-25-000072-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1970622/000197062225000072/usar-20251101.htm HTML page: https://secwatch.observer/filing/0001970622-25-000072 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer