{"schema_version":"secwatch.filing_event.v1","accession":"0001654954-23-005952","form_type":"8-K","ticker":"UAMY","cik":"0000101538","company_name":"UNITED STATES ANTIMONY CORP","filed_at":"2023-05-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:37.612259+00:00","generated_at":"2026-06-15T07:48:32.999336+00:00","sec_items":["5.02","8.01","9.01"],"event_type":"leadership","sentiment":"positive","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"US Antimony appoints antimony expert Dr. Corby G. Anderson to board","bullets":["Dr. Anderson is a Licensed Professional Chemical Engineer with 40+ years of experience.","He holds 16 international patents and is recognized as an expert in antimony processing.","Previously served as a director of Golden Phoenix Minerals and BlackRock Metals, and CEO of Getty Copper.","Appointment is effective immediately, adding independent expertise to the board.","No existing director departure; Anderson joins as an additional independent director."],"urls":{"canonical":"https://secwatch.observer/filing/0001654954-23-005952","json":"https://secwatch.observer/filing/0001654954-23-005952.json","markdown":"https://secwatch.observer/filing/0001654954-23-005952.md","text":"https://secwatch.observer/filing/0001654954-23-005952.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/101538/000165495423005952/0001654954-23-005952-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/101538/000165495423005952/uamy_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T07:48:32.999336+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":[{"claim_id":"eee388ee4e","claim":"Dr. Corby G. Anderson was appointed as Independent Director at UNITED STATES ANTIMONY CORP.","evidence_excerpt":"United States Antimony Corporation (NYSE: UAMY) (“USAC” or the “Company”) is pleased to announce the addition of Dr. Corby G. Anderson as an independent director to its board.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/101538/000165495423005952/0001654954-23-005952-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Independent Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}