United States Antimony Corporation

United States Antimony Corporation

UAMYยทNYSE

$8.65

-5.6%
Basic MaterialsIndustrial Materials

United States Antimony Corporation produces and sells antimony, silver, gold, and zeolite products in the United States and Canada. The company's Antimony division offers antimony oxide that is primarily used in conjunction with a halogen to form a synergistic flame retardant system for plastics, rubber, fiberglass, textile goods, paints, coatings, and paper. Its antimony oxide is also used as a color fastener in paints; as a catalyst for the production of polyester resins for fibers and films; as a catalyst for the production of polyethelene pthalate in plastic bottles; as a phosphorescent agent in fluorescent light bulbs; and as an opacifier for porcelains. In addition, this division offers sodium antimonite; and antimony metal for use in bearings, storage batteries, and ordnance; and precious metals. The company's Zeolite division provides zeolite deposits for soil amendment and fertilizer, water filtration, sewage treatment, nuclear waste and other environmental cleanup, odor control, gas separation, and animal nutrition applications. Its zeolite products also have applications in catalysts, petroleum refining, concrete, solar energy and heat exchange, desiccants, pellet binding, horse and kitty litter, and floor cleaners, as well as carriers for insecticides, pesticides, and herbicides. United States Antimony Corporation was founded in 1968 and is based in Thompson Falls, Montana.

At a Glance

Live Snapshot
Market Cap$1.28B
EPS-0.0352
P/E Ratio-245.74
Earnings Date08/11/2026

SEC Filings

UAMY - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

May 15, 2026
May 14, 2026
2026
8-K

8-K 2026

N/A

May 14, 2026
May 14, 2026
2026
10-Q

10-Q 2026 Q1

Q1

May 14, 2026
March 31, 2026
2026
8-K

8-K 2026

N/A

May 06, 2026
May 04, 2026
2026
8-K

8-K 2026

N/A

May 06, 2026
May 05, 2026
2026
DEF 14A

DEF 14A 2026

N/A

April 20, 2026
June 12, 2026
2026
8-K

8-K 2026

N/A

April 10, 2026
April 10, 2026
2026
8-K

8-K 2026

N/A

March 23, 2026
March 19, 2026
2026
8-K

8-K 2026

N/A

March 19, 2026
March 19, 2026
2026
10-K

10-K 2025 FY

FY

March 19, 2026
December 31, 2025
2025
Showing 1 to 10 of 294 filings

Understanding SEC Filings

Essential regulatory documents for investors

SEC filings are mandatory documents that publicly traded companies must submit to the Securities and Exchange Commission. These reports provide critical insights into a company's financial health, operations, risks, and strategic direction. For investors conducting due diligence, these filings are the most authoritative source of company information.

10-K

Annual Report

Comprehensive annual financial report filed within 60-90 days of fiscal year-end. Includes audited financial statements, management discussion & analysis (MD&A), risk factors, and detailed business operations. The most thorough financial disclosure of the year.

Filed annually
10-Q

Quarterly Report

Unaudited quarterly financial report filed within 40-45 days after each of the first three fiscal quarters. Provides updates on financial position, results of operations, and significant events. Essential for tracking quarterly performance trends.

Filed 3 times per year
8-K

Current Report

Event-driven filing for material events that shareholders should know about, filed within 4 business days. Includes acquisitions, executive changes, bankruptcy, earnings releases, and other significant developments. Critical for staying informed about breaking news.

Filed as events occur
DEF 14A

Proxy Statement

Definitive proxy statement sent to shareholders before annual meetings. Contains executive compensation details, board member information, voting matters, and corporate governance policies. Key for understanding management incentives and board composition.

Filed before shareholder meetings
S-1

Registration Statement

Initial registration for securities offerings, including IPOs. Provides detailed company history, business model, financial statements, risk factors, and use of proceeds. Essential for evaluating new investment opportunities and understanding company fundamentals.

Filed for new offerings
20-F

Foreign Annual Report

Annual report for foreign private issuers, equivalent to Form 10-K for non-U.S. companies. Filed within 4-6 months of fiscal year-end. Contains audited financials, business description, and regulatory disclosures adapted for international companies.

Foreign companies only

Why SEC Filings Matter

  • Regulatory Accuracy: Filings are subject to SEC review and legal penalties for misstatements, ensuring high data quality
  • Management Insights: MD&A sections reveal management's perspective on trends, challenges, and future outlook
  • Risk Assessment: Detailed risk factor disclosures help investors understand potential threats to business operations
  • Competitive Analysis: Business descriptions and segment data enable comparison with industry peers
  • Historical Context: Years of filings provide trend analysis and context for current performance