---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-062742"
form_type: "8-K"
ticker: "UAMY"
cik: "0000101538"
company_name: "UNITED STATES ANTIMONY CORP"
filed_at: "2026-05-15T20:51:00+00:00"
generated_at: "2026-05-15T20:52:46.695023+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# US Antimony posts Q1 net loss of $11.3M on $6.8M sales; zeolite and antimony expansion on track

## Summary
- Q1 sales $6.8M vs $7M YoY; net loss $11.3M includes $4.8M stock comp and $4.1M unrealized loss on Larvotto equity.
- Post-Q1 received $12.8M from $27M govt grant and $48.6M gross proceeds from stock sale; cash $60.2M at Q1 end.
- Thompson Falls antimony smelter commissioning began May; 9 furnaces expected near mid-July; old plant to be shut down for upgrades.
- BRZ zeolite set monthly tonnage records in March (42% above target) and April (66% above target); 2 new cattle nutrition customers.
- Fostung tungsten inferred resource 14.62M tonnes at 0.17% WO3; gross value $9.3B at current prices; first North American tungsten mine.

## SEC filing metadata
- accession: 0001104659-26-062742
- form_type: 8-K
- ticker: UAMY
- cik: 0000101538
- company_name: UNITED STATES ANTIMONY CORP
- filed_at: 2026-05-15T20:51:00+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/101538/000110465926062742/0001104659-26-062742-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/101538/000110465926062742/tm2614820d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-062742
- JSON: https://secwatch.observer/filing/0001104659-26-062742.json
- Plain text: https://secwatch.observer/filing/0001104659-26-062742.txt

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