United States Antimony Corp. UAMY

What this company does

United States Antimony Corporation's principal business is in the mining, procuring, processing and sale of antimony and precious metals, primarily gold and silver, in Montana and Mexico, and the mining, processing, and sale of zeolite in Idaho. Beginning in late 2024 and continuing in 2025, the company acquired mining claims in Alaska, Montana, and Canada prospective for antimony, tungsten, cobalt and other critical minerals. On March 11, 2026, the company's common stock began trading on the New York Stock Exchange. The company began operations in Montana in 1970 to mine and process antimony ore. The company also processes antimony ore at its two facilities located in Mexico, which are included in the company's subsidiary, US Antimony de Mexico, S.A. de C.V., that it formed in Mexico in 1998. Effective August 28, 2025, the company completed its reincorporation from the State of Montana to the State of Texas. As of December 31, 2025, the company employed 100 full-time employees and 1 part-time employee, most of which are located in Montana, Idaho, and Mexico.

Written from the business description in United States Antimony Corporation's annual report to the U.S. Securities and Exchange Commission, filed 19 March 2026. Every sentence was checked against that document before publication.