{"schema_version":"secwatch.filing_event.v1","accession":"0001654954-21-012829","form_type":"8-K","ticker":"UAMY","cik":"0000101538","company_name":"UNITED STATES ANTIMONY CORP","filed_at":"2021-12-03T23:59:59+00:00","discovered_at":"2026-05-14T18:04:11.094899+00:00","generated_at":"2026-06-28T03:42:48.021599+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"US Antimony appoints Kelly Stopher as Chief Financial Officer","bullets":["Kelly Stopher appointed CFO, effective December 3, 2021.","Stopher has over 30 years experience, including CFO roles at Lee Read Jewelers, Weldon Barber, Jayhawk Energy, and Zenlabs Holdings.","He also serves as CFO of Star Gold Corp. and President of National Silver-Lead Mining Co."],"urls":{"canonical":"https://secwatch.observer/filing/0001654954-21-012829","json":"https://secwatch.observer/filing/0001654954-21-012829.json","markdown":"https://secwatch.observer/filing/0001654954-21-012829.md","text":"https://secwatch.observer/filing/0001654954-21-012829.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/101538/000165495421012829/0001654954-21-012829-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/101538/000165495421012829/uamy_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T03:42:48.021599+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":"34839ccb5f","claim":"Kelly Stopher was appointed as Chief Financial Officer at UNITED STATES ANTIMONY CORP.","evidence_excerpt":"US Antimony is pleased to announce the appointment of a new Chief Financial Officer, Kelly Stopher.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/101538/000165495421012829/0001654954-21-012829-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointment"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}