---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-092130"
form_type: "8-K"
ticker: "AUMN"
cik: "0001011509"
company_name: "Golden Minerals Co"
filed_at: "2023-08-16T23:59:59+00:00"
generated_at: "2026-06-11T08:12:18.321126+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Golden Minerals enters LOI to sell Santa Maria claims for $1.5M plus royalty

## Summary
- Binding letter of intent with TSM for Santa Maria mining claims in Chihuahua, Mexico.
- Consideration: $1.5M cash plus 1.5% NSR royalty capped at $1M.
- TSM may buy back royalty for $500k before commercial production.
- Definitive agreement target by Sep 25, 2023; 45-day due diligence period.
- No payment due until definitive agreement is executed.

## SEC filing metadata
- accession: 0001104659-23-092130
- form_type: 8-K
- ticker: AUMN
- cik: 0001011509
- company_name: Golden Minerals Co
- filed_at: 2023-08-16T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.0, 1.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1011509/000110465923092130/0001104659-23-092130-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1011509/000110465923092130/tm2323859d3_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-092130
- JSON: https://secwatch.observer/filing/0001104659-23-092130.json
- Plain text: https://secwatch.observer/filing/0001104659-23-092130.txt

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