United States Antimony Corporation · NYSE:UAMY
United States Antimony — Investor Presentation (April 2026)
22 slides from United States Antimony's investor presentation, Apr 17, 2026
Slide 1: Investor Presentation
NYSE / UAMY NYSE TEXAS / UAMY INVESTOR PRESENTATION UNITED STATES ANTIMONY CORPORATION 1
Slide 2: Forward-Looking Statements
NYSE / UAMY NYSE TEXAS / UAMY F OR WAR D - LOOK I N G ST AT EMEN T S References in this presentation to the “Company,” “US Antimony,” “USAC,” the “Company,” “we,” “us” and “our” refer to United States Antimony Corporation and its consolidated subsidiaries (“USAC”). The statements in this presentatio
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 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 permitted, o
Slide 5: Antimony Uses
NYSE / UAMY Anti m ony Us e s NYSE TEXAS / UAMY Mi l i tar y & D e fe ns e ( 3 2 %) 300 ty p es o f am m u nitio n Energy & Transport (22%) Chemicals (15%) A r tiller y shells Batteries L aser g u ided m issiles Pigments & coating Solar Panels M ilitar y elec tro nic s Rubber & plastics Wind turbine
Slide 6: Robust Portfolio of Mission-Critical Products
NYSE / UAMY NYSE TEXAS / UAMY Robust Portfolio of Mission-Critical Products Antimony is a designated critical material, essential for defense, energy and technology applications Our Portfolio Offering ANTIMONY OXIDE Flame retardant synergist, Plastics & polymers, Glass & ceramics, Pigments & coating
Slide 7: Structural Undersupply & Secular Demand Tailwinds Driving Antimony Prices Higher
NYSE / UAMY NYSE TEXAS / UAMY Structural Undersupply & Secular Demand Tailwinds Driving Antimony Prices Higher 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 capabilities Ro
Slide 8: Resilient Procurement Supply Agreements with Key International Partners
NYSE / UAMY NYSE TEXAS / UAMY Resilient Procurement 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 t
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 51 27 28 78 33 51 27 Sb CoCobalt Ni Nickel Pt Platinum As Arsenic Sb Antimony Co Cobalt Antimony 121,760 58,9332 58
Slide 10: Expanding Downstream Portfolio to Include Hydromet Plant in Idaho with Americas Gold and Silver
NYSE / UAMY NYSE TEXAS / UAMY Expanding Downstream Portfolio to Include State-of-the-Art Hydromet Plant to be Constructed in Idaho with Joint Venture Partner, Americas Gold and Silver Strategic Capacity Expansion via JV Hosted Facility Adjacent to ✓ US Antimony has entered into a new Joint Venture E
Slide 11: Growing Portfolio of Strategic Mining Claims & Assets Across the U.S. & Canada
NYSE / UAMY NYSE TEXAS / UAMY Growing Portfolio of Strategic Mining Claims & Assets Across the U.S. & Canada Alaska Antimony Claims Tungsten Mining In Canada Cobalt Mining in Canada 27,000 acres: 236+ mining claims in Alaska Exceptional properties: ultra-high melting point, density, 455 claims in Su
Slide 12: Our Zeolite Operations: A Vitally Strategic Mineral
NYSE / UAMY NYSE TEXAS / UAMY Our Zeolite Operations: A Vitally 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 21 Employee
Slide 13: Notable Milestones
NYSE / UAMY NYSE TEXAS / UAMY Notable Milestones Year End December 31, 2025 - Revenues Up 163% YOY and Gross Profit Up 185% YOY Restarted Madero Antimony Smelter in Mexico in April with new international shipments of raw ore arriving monthly Continued leasing of new mining claims associated with “Cri
Slide 14: Strong Revenue & Gross Profit Generation
NYSE / UAMY NYSE TEXAS / UAMY Strong Revenue & Gross Profit Generation Revenue (US $mm) Gross Profit (US $mm) + 182% + 219% $ 26.2 $ 7.2 $ 9.3 $ 2.3 2024 2025 2024 2025 14
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 Logistics Agency (DLA), aligning with the U.S. government’s push under Executive Order 14017 to rebuild resilient dome
Slide 16: US Antimony Financial Snapshot
NYSE / UAMY NYSE TEXAS / UAMY US Antimony Financial Snapshot Share Price (04/17/2026): $10.57 52 Week Range (04/17/2025 to 04/17/2026): $1.94 - $19.71 Market Capitalization (04/17/2026): $1.515 Billion Cash, Fed Funds, and Marketable Securities (12/31/2025)1,2 : $91.3 Million Average Daily Volume (0
Slide 17: Anticipated Catalysts
NYSE / UAMY NYSE TEXAS / UAMY Anticipated Catalysts 2026 Hydromet $27 M Begin Uplist to Tungsten Apply for $20 M $44 M $75 M Double Joint DOW Award Construction NYSE Reserve Tungsten Award DOE Award for DOW Award Zeolite Venture for TF of Hydromet Classic Report with DOW Hydromet for Hydromet Revenu
Slide 18: Market Cap vs Share Count Growth
NYSE / UAMY NYSE TEXAS / UAMY Market Cap vs Share Count Growth th 4,500% JAN 2024 – April 17 2026 Share Count Growth % 5,470% 4,033% 56X Market Cap Growth % ($1,510M) 4,000% 3,500% 3,000% UAMY Market Cap increased primarily due to Cumulative Change (%) stock price increase, not share count growth. 2
Slide 19: Historical Operating Results
NYSE / UAMY NYSE Revenues Up 163% YoY TEXAS / UAMY Gross Profit Up 185% YoY United States Antimony Corporation Historical Operating Results NYSE / UAMY NYSE TEXAS / UAMY 19
Slide 20: Recent Publications
NYSE / UAMY Recent Publications Additional publications may be found at https://www.usantimony.com/newsroom NYSE TEXAS / UAMY The Exploring Mining Podcast USAC announces New Joint Venture with Americas Gary Evans, Chairman and CEO joins Money Host Cali Van Zant|April 12, 2026 LINK Gold and Silver
Slide 21: NYSE / UAMY NYSE TEXAS / UAMY
NYSE / UAMY NYSE TEXAS / UAMY 21
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