{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-062686","form_type":"8-K","ticker":"AUMN","cik":"0001011509","company_name":"Golden Minerals Co","filed_at":"2023-05-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:37.580242+00:00","generated_at":"2026-06-14T19:05:28.337958+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Golden Minerals COO John Galassini resigns effective May 31, 2023","bullets":["COO John Galassini notified the company of his resignation on May 18, 2023.","Resignation as officer and employee is effective May 31, 2023.","No replacement or interim COO has been announced in this filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-062686","json":"https://secwatch.observer/filing/0001104659-23-062686.json","markdown":"https://secwatch.observer/filing/0001104659-23-062686.md","text":"https://secwatch.observer/filing/0001104659-23-062686.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1011509/000110465923062686/0001104659-23-062686-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1011509/000110465923062686/tm2316338d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-14T19:05:28.337958+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":"8972c6b52f","claim":"John Galassini resigned as Chief Operating Officer at Golden Minerals Co.","evidence_excerpt":"On May 18, 2023, John Galassini, Chief Operating Officer of Golden Minerals Company (the “Company”), notified the Company of his resignation as an officer and employee of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1011509/000110465923062686/0001104659-23-062686-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Operating Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}