secwatch.observer — SEC 8-K summary
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Issuer:     UNITED STATES ANTIMONY CORP (UAMY)
CIK:        0000101538
Form:       8-K
Filed at:   2026-10-02T11:00:24+00:00
Accession:  0001104659-26-113034
Event type: leadership
Sentiment:  neutral
Materiality: 0.45
Item codes: 5.02
LLM model:  deepseek-v4.1-flash:cloud@v2

US Antimony names Shawn Winkler permanent CFO; Richard Isaak terminated without cause effective Sept 30, 2026
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- Shawn P. Winkler appointed Senior Vice President and Chief Financial Officer on a permanent basis effective September 30, 2026; he had been Interim CFO since May 4, 2026.
- Richard R. Isaak ceases as SVP and CFO on the Effective Date and the Board terminated his employment without cause.
- Company stated Isaak's termination was not related to its financial or operating results or to any disagreements or concerns regarding financial or reporting practices.
- Winkler was previously CFO of Burrow Global and spent 15 years as an investment banker at BMO Capital Markets and Deutsche Bank Securities, advising on more than $10 billion of natural resources M&A.
- No arrangements or understandings with other persons, no family relationships with directors or officers, and no Item 404(a) reportable transactions involving Winkler.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/101538/000110465926113034/0001104659-26-113034-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/101538/000110465926113034/tm2626607d2_8k.htm
  HTML page:      https://secwatch.observer/filing/0001104659-26-113034

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