---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-113262"
form_type: "8-K"
ticker: "AUMN"
cik: "0001011509"
company_name: "Golden Minerals Co"
filed_at: "2026-10-02T20:01:25+00:00"
generated_at: "2026-10-12T14:35:08.620468+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Golden Minerals names Keith Laskowski EVP Exploration, Barbara Henderson Corporate Secretary; Castanos resigns as CEO

## Summary
- 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.

## SEC filing metadata
- accession: 0001104659-26-113262
- form_type: 8-K
- ticker: AUMN
- cik: 0001011509
- company_name: Golden Minerals Co
- filed_at: 2026-10-02T20:01:25+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1011509/000110465926113262/0001104659-26-113262-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1011509/000110465926113262/tm2626860d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-113262
- JSON: https://secwatch.observer/filing/0001104659-26-113262.json
- Plain text: https://secwatch.observer/filing/0001104659-26-113262.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.