Why Antimony Demand is Reshaping the Mining Investment Landscape

The Invisible Commodity Behind Every Tech Boom

Antimony doesn’t make headlines like lithium or copper, but it’s quietly become one of the most strategically important materials in global supply chains. This critical mineral is essential for semiconductors—the backbone of artificial intelligence infrastructure—and has caught the attention of both government defense departments and mega-cap tech companies scrambling to secure reliable sources.

China currently dominates global antimony exports, controlling a significant portion of worldwide supply. The country has repeatedly threatened to restrict or ban antimony shipments, creating an urgent geopolitical vulnerability for nations dependent on advanced chip manufacturing and military hardware. This supply chain anxiety is exactly what’s fueling the search for alternative domestic producers.

A Mining Company With an Unlikely Monopoly

U.S. Antimony (NYSEMKT: UAMY) occupies a fascinating position in this landscape—it’s the only antimony producer operating in North America, making it effectively the only domestic option available. While international competitors like Perpetua Resources are still years away from bringing antimony products to market, U.S. Antimony is already delivering finished products to buyers right now.

The numbers tell a compelling story. The company forecasts $40-43 million in 2025 revenue, representing a staggering 182% year-over-year surge. Q3 alone saw revenue more than triple compared to the same period last year. Looking ahead, U.S. Antimony projects revenue could jump to $125 million in 2026—a roughly 3x increase.

This trajectory exists because the company faces virtually zero domestic competition in a market where buyers desperately need immediate supply. Government agencies and AI manufacturers can’t afford to wait years for new capacity to come online; they’ll pay premium prices for antimony available today.

Government Support Creates a Structural Advantage

The U.S. government has made antimony a strategic priority. U.S. Antimony secured a $245 million Pentagon contract to replenish the National Defense Stockpile, plus an additional $10 million delivery order from the Department of Defense. This isn’t casual procurement—it’s a clear signal that policymakers view this company as critical infrastructure.

The company operates two antimony smelting facilities (one in Montana, one in Mexico) and holds the exclusive status as the only DOD-approved, fully integrated antimony miner and producer in North America. It’s also expanding aggressively, with mining claims in Alaska and the Sudbury Basin in Ontario, plus a zeolite mine in Idaho (another critical mineral used in nuclear remediation).

Since China and Russia combined control over 60% of global antimony ore reserves, any further tightening of export controls could dramatically accelerate demand for domestic production. Higher antimony prices act as a direct tailwind for both revenue growth and profitability.

The Stock’s Reality Check

U.S. Antimony has already surged roughly 190% in 2025 after gaining over 900% across the previous five years. With a market cap around $730 million, the stock is still relatively small—but it’s also one of the most volatile stocks trading today. Significant pullbacks are almost inevitable, and investors should be prepared for that volatility before jumping in.

The opportunity is real, but so is the risk. A company with de facto monopoly power in a strategically critical commodity, backed by government contracts and facing zero domestic competition, has genuine upside potential. Whether U.S. Antimony can execute on its aggressive growth targets while managing production scaling challenges remains the key question.