{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-055951","form_type":"8-K","ticker":"UAMY","cik":"0000101538","company_name":"UNITED STATES ANTIMONY CORP","filed_at":"2026-05-06T23:59:59+00:00","discovered_at":"2026-05-14T18:02:31.801353+00:00","generated_at":"2026-05-14T22:26:45.194754+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"US Antimony CFO Richard Isaak on personal leave; Shawn Winkler named interim CFO effective May 4","bullets":["CFO Richard Isaak commenced personal leave effective May 4, 2026; expected return after minimum two months.","Board appointed Shawn Winkler as Interim CFO; he previously served as financial consultant for six months.","Winkler receives $20,000/month stipend and 100,000 stock purchase warrants (strike = April 27 closing price).","Company reaffirms Q1 2026 earnings release on May 14, 2026 remains on track.","Isaak's leave is personal, unrelated to financial performance, accounting, or internal controls."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-055951","json":"https://secwatch.observer/filing/0001104659-26-055951.json","markdown":"https://secwatch.observer/filing/0001104659-26-055951.md","text":"https://secwatch.observer/filing/0001104659-26-055951.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/101538/000110465926055951/0001104659-26-055951-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/101538/000110465926055951/tm2613688d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-14T22:26:45.194754+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":"11cd3732c5","claim":"Shawn Winkler was appointed as Interim Chief Financial Officer at UNITED STATES ANTIMONY CORP.","evidence_excerpt":"the Board of Directors of the Company appointed Shawn Winkler, age 50, to serve as Interim Chief Financial Officer and principal financial officer of the Company, effective May 4, 2026.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/101538/000110465926055951/0001104659-26-055951-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Interim Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"2d6d6b5cad","claim":"Richard Isaak departed as Chief Financial Officer at UNITED STATES ANTIMONY CORP.","evidence_excerpt":"On May 4, 2026, United States Antimony Corporation (the \"Company\") announced that Richard Isaak, the Company's Chief Financial Officer and principal financial officer, will commence a personal leave of absence effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/101538/000110465926055951/0001104659-26-055951-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"commenced personal leave"},{"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"}