---
schema_version: "secwatch.filing_event.v1"
accession: "0001654954-23-005952"
form_type: "8-K"
ticker: "UAMY"
cik: "0000101538"
company_name: "UNITED STATES ANTIMONY CORP"
filed_at: "2023-05-09T23:59:59+00:00"
generated_at: "2026-06-15T07:48:32.999336+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# US Antimony appoints antimony expert Dr. Corby G. Anderson to board

## Summary
- Dr. Anderson is a Licensed Professional Chemical Engineer with 40+ years of experience.
- He holds 16 international patents and is recognized as an expert in antimony processing.
- Previously served as a director of Golden Phoenix Minerals and BlackRock Metals, and CEO of Getty Copper.
- Appointment is effective immediately, adding independent expertise to the board.
- No existing director departure; Anderson joins as an additional independent director.

## SEC filing metadata
- accession: 0001654954-23-005952
- form_type: 8-K
- ticker: UAMY
- cik: 0000101538
- company_name: UNITED STATES ANTIMONY CORP
- filed_at: 2023-05-09T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/101538/000165495423005952/0001654954-23-005952-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/101538/000165495423005952/uamy_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001654954-23-005952
- JSON: https://secwatch.observer/filing/0001654954-23-005952.json
- Plain text: https://secwatch.observer/filing/0001654954-23-005952.txt

## Key facts
- Executive change
  Dr. Corby G. Anderson was appointed as Independent Director at UNITED STATES ANTIMONY CORP.
  - Action: appointed
  - Role: Independent Director
  source text: United States Antimony Corporation (NYSE: UAMY) (“USAC” or the “Company”) is pleased to announce the addition of Dr. Corby G. Anderson as an independent director to its board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/101538/000165495423005952/0001654954-23-005952-index.htm

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