United States Antimony Corporation · NYSE:UAMY
United States Antimony — Investor Presentation (February 2026)
20 slides from United States Antimony's investor presentation, Feb 24, 2026
Slide 1: Investor Presentation
NYSE/UAMY NYSE TEXAS /UAMY INVESTOR PRESENTATION USAC US ANTIMONY UNITED STATES ANTIMONY CORPORATION
Slide 2: Forward-Looking Statements
NYSE/ UAMY NYSE TEXAS / UAMY FORWARD-LOOKING STATEMENTS References in this presentation to the "Company," "US Antimony,” “USAC," "we,” “us” and "our" refer to United States Antimony Corporation and its consolidated subsidiaries ("USAC"). The statements in this presentation that are not historical fa
Slide 3: >55 Years of Proven Execution, Building a Secure North American Antimony Supply Chain
NYSE / UAMY NYSE TEXAS / UAMY >55 YEARS OF PROVEN EXECUTION, BUILDING A SECURE NORTH AMERICAN ANTIMONY SUPPLY CHAIN We continue to expand and invest in our domestic capabilitiesto strengthen supply security, reduce reliance on foreign sources and support national defense, industrial, technology and
Slide 4: Scaling North America's Only Fully-Integrated Antimony Producer
NYSE/ UAMY - - a NYSE TEXAS / UAMY _ SCALING NORTH AMERICA’S ONLY FULLY-INTEGRATED ANTIMONY PRODUCER U.S. Antimony is North America’s only fully integrated primary antimony miner and producer -and the region's only down stream manufacturer of finished antimony products - supported by two fully permi
Slide 5: Antimony Uses
NYSE / UAMY Antimony Uses NYSE TEXAS / UAMY « 300 types of ammunition Energy & Transport (22%) Chemicals (15%) ¢ Artillery shells Batteries Solar Panels Wind turbines | Railway and maritime | Tires & friction materials Den i Renewable Energy Equipment q is & coating astics Flame Retardants (20%) 2 B
Slide 6: Robust Portfolio of Mission-Critical Products
ROBUST PORTFOLIO OF MISSION-CRITICAL PRODUCTS Antimony is a designated critical material, essential for defense, energy and technology applications Our Portfolio Offering Flame retardant synergist, Plastics & polymers, Glass & ceramics, Pigments & coatings, PET catalyst Lead alloy hardener, Batterie
Slide 7: Structural Undersupply & Secular Demand Tailwinds Driving Antimony Prices Higher
NYSE / UAMYe" NYSE TEXAS 7UAMY STRUCTURAL UNDERSUPPLY & SECULAR DEMAND TAILWINDS DRIVING ANTIMONY PRICES HIGHER Fs 4 ee Antimony price surge in 2024-2025 reflects large supply-demand imbalance, and U.S. Antimony is well positioned to meet fast- growing western demand through domestic smelting capabi
Slide 8: New, Resilient Supply Agreements with Key International Partners
NYSE / UAMY NYSE TEXAS / UAMY NEW, RESILIENT SUPPLY AGREEMENTS WITH KEY INTERNATIONAL PARTNERS USAC’s international supply partnerships and the restart of our Madero Smelter enhance our strategic leverage against Chinese dominance in antimony AUSTRALIA + Received 160 tons of antimony ore in two ship
Slide 9: Expanded Critical Mineral Portfolio to Support Further Growth
NYSE / UAMY NYSE TEXAS / UAMY EXPANDED CRITICAL MINERAL PORTFOLIO TO SUPPORT FURTHER GROWTH U.S. Government Listed Critical Minerals U.S. Antimony’s Expanded Critical Mineral Portfolio =i 51 27 28 ogee 78 ey) 33 51 27 Sb | Co| Ni} Pt | As Sb | Co Antimony Cobalt Nickel iL ‘Arsenic Antimony Cobalt 12
Slide 10: Expanding Downstream Portfolio to Include State-of-the-Art Hydromet Plant
NYSE / UAMY NYSE TEXAS / UAMY EXPANDING DOWNSTREAM PORTFOLIO TO INCLUDE STATE-OF-THE-ART HYRDROMET PLANT TO BE BUILT IN IDAHO IN JV WITH AMERICAS GOLD AND SILVER Strategic Capacity Expansion via JV Hosted Facility Adjacent to US Antimony has entered into a new Joint Venture Existing Mine Site in Ida
Slide 11: Growing Portfolio of Strategic Mining Claims & Assets Across the U.S. & Canada
GROWING PORTFOLIO OF STRATEGIC MINING CLAIMS & ASSETS ACROSS THE U.S. & CANADA Alaska Antimony Claims Cobalt Mining in Canada Tungsten Claims In Canada e 2 a ~~ + 455 claims in Sudbury Basin (9,483 hectares 27,000 acres: 236+ mining claims in Alaska ) Exceptional properties: ultrahigh melting point,
Slide 12: Our Zeolite Operations: A Vitally Strategic Mineral
Our Zeolite Operations: AVitally Strategic Mineral Zeolite is widely used in agriculture, construction, environmental management and energy, while critical role in nuclear remediation underscores need for stockpiling in the event of future nuclear accidents 12
Slide 13: Notable Milestones as of February
NYSE / UAMY NYSE TEXAS / UAMY NOTABLE MILESTONES AS OF FEBRUARY 202 ¢ Third Quarter and Nine Months Ended September 30, 2025 - Revenues and Gross Profit were at records + Restarted Madero Antimony Smelter in Mexico in April with new international shipments of raw ore arriving monthly * Continued lea
Slide 14: Strong Revenue & Gross Profit Generation
STRONG REVENUE & GROSS PROFIT GENERATION Revenue (US $mm) Gross Profit (US $mm) + 182% +219% $2.3 2024 2025 bene
Slide 15: Attractive, Long-Term Strategic Partnerships to Secure North America Supply Chains for Antimony
NYSE / UAMY NYSE TEXAS / UAMY ATTRACTIVE, LONG-TERM STRATEGIC PARTNERSHIPS TO SECURE NORTH AMERICA SUPPLY CHAINS FOR ANTIMONY We have secured a strategic partnership withthe Defense Log ing with the U.S. government's push under Executive Order 14017 to rebuild resilient domestic critical-mineral sup
Slide 16: US Antimony Financial Snapshot
NYSE / UAMY NYSE TEXAS / UAMY US Antimony Financial Snapshot Share Price(02/06/2026): $8.61 52 Week Range (02/06/2025 to 02/06/2026): $1.26 - $17.47 Market Capitalization (02/06/2026): $1,205.7 Million Cash, Fed Funds, and Marketable Securities (12/31/2025); 2. $90 = 92 Million Average Daily Volume
Slide 17: Upcoming Catalysts
NYSE / UAMY NYSE TEXAS / UAMY — ae $s0M Tungsten Apply for | _Uplistto Double "Construct Venture aM fa BoE An Awar rd fe DOW Award Reserve jungsten Awar NYSE Zeolite Hydromet it Classic ‘li ' with USAS Expansion Hydromet for Hydrom Report with DOW _ Revenues _—_—Faacility 2027 Apply for } y Ww y _ a
Slide 18: Market Cap vs Share Count Growth
NYSE / UAMY NYSE TEXAS / UAMY MARKET CAP VS SHARE COUNT GROWTH JAN 2024- FEB 6" 2026 4,500% ° =@-— Share Count Growth % GRRE! 4,346% 4.000% =—@— Market Cap Growth % ‘ ($1,206M) aa 4 3 : c 3,000% , Foor - eS UAMY Market Cap increased primarily due to = stock price increase, not share count growth. @
Slide 19: Historical Operating Results
UNITED STATES ANTIMONY CORPORATION HISTORICAL OPERATING RESULTS NYSE / UAMY NYSE TEXAS / UAMY USAC Revenues Up 182% YOY Gross Profit Up 219% YOY Consolidated Statements of Operations Revenues Cost of revenues Gross profit Operating expenses: General and administrative Salaries and benefits Professio
Slide 20: Recent Publications
RECENT PUBLICATIONS NYSE / UAMY NYSE TEXAS / UAMY Additional publications may be found at https://www.usantimony.com/newsroom The New American Revolution: Silver, Antimony & U.S. Independence Payne Capital| February 12, 2026 LINK USAC announces New Joint Venture with Americas Gold and Silver Corpora
United States Antimony — Investor Presentation (February 2026) on 6ix