secwatch.observer — SEC 8-K summary ====================================== Issuer: Golden Minerals Co (AUMN) CIK: 0001011509 Form: 8-K Filed at: 2026-10-02T20:01:25+00:00 Accession: 0001104659-26-113262 Event type: leadership Sentiment: neutral Materiality: 0.55 Item codes: 5.02, 7.01, 9.01 LLM model: deepseek-v4.1-flash:cloud@v2 Golden Minerals names Keith Laskowski EVP Exploration, Barbara Henderson Corporate Secretary; Castanos resigns as CEO -------------------------------------------------------------------------------- - Keith Laskowski appointed Executive Vice President of Exploration effective Oct 1, 2026; consulting agreement pays Yellowstone Geological Services $20,000 per month through Sept 30, 2029. - Laskowski received 600,000 RSUs vesting in three equal tranches on Oct 1, 2027, 2028 and 2029; eligible for 400,000 bonus shares if the stock price exceeds $2.00 before Sept 30, 2029. - Barbara Henderson appointed Corporate Secretary on a consulting basis; David Watkins, a director, became President and CEO after Pablo Castanos resigned both roles effective Sept 30, 2026. - Castanos's resignation was not the result of any disagreement with the Company on operations, policies or practices, according to the filing. - Laskowski, age 70, spent 2015-2025 at Sandstorm Gold Royalties and previously held roles at Estrella Gold, Eurasian Minerals and Newmont Mining. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1011509/000110465926113262/0001104659-26-113262-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1011509/000110465926113262/tm2626860d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-113262 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer