USAC is a publicly traded (NYSE: UAMY) natural resource company and the only significant antimony producer in the United States — vertically integrated across mining, milling, smelting, and sales.
Company Overview
Mission & Core Values
Management Team
Minerals Position
History
From the Earth, For Industry
USAC mines and produces two natural materials with broad industrial applications. Select a material to learn more.
Antimony
Cobalt
Tungsten
Zeolite
Critical Materials. Broad Applications.
Antimony and zeolite are hidden inside the products, infrastructure, and innovations that define modern life.
Defense
Energy Transition
Technology
Health & Environment
A Supply Chain You Can Trace.
USAC controls the entire arc of antimony production — from raw ore in the ground to finished metal and oxide ready for customers. We eliminate dependency on foreign suppliers and deliver a critical mineral supply America can rely on.
Alaska
Idaho
Mexico
Montana
Investor Relations
Filings, financials, leadership, and the latest from USAC (NYSE: UAMY) — everything shareholders need, in one place.
Investor Snapshot
Board of Directors
Annual Meeting
Announcements, Presentations, and Filings
Resources
Governance & Ethics
News, Interviews & Coverage
Articles, interviews, and announcements covering USAC’s growing role in defense, energy, and domestic critical mineral production.