NYSE:UAMY 12 October 2025 - 2 December 2025

United States Antimony’s stock has been on a historic run. As of Oct. 30, 2025 UAMY closed around $8.40fintel.iong.investing.com, still nearly nine times its Sept 2024 price but far below its mid-Oct intraday peakts2.techng.investing.com. The year-to-date performance is extraordinary: TS2.Tech notes the stock “skyrocketed” ~1400–1500% from under $1 to nearly $20 in Octoberts2.tech. Even after the pullback, UAMY remains up close to 800–900% YTDts2.tech. The stock’s chart resembles a parabola and a rollercoaster at once. After trading under $2 through early Oct, the Pentagon contract news sparked an enormous rally. From Oct 13–15 the shares jumped well above $10, then surged to the $15–18 range. Following the announced offerings and acquisition news, UAMY hit its peak $19.71 intraday on Oct 14ts2.tech. Since then, however, heavy profit-taking has driven a sharp decline. By Oct 27 the stock had plunged about 20%, trading in the $9–12 rangets2.tech. High trading volumes have accompanied these swings, reflecting speculative trading. As TS2 described, the UAMY stock “rollercoaster ride” is clear: it “surged more than 1,400% YTD, peaked mid-month, then pulled back”ts2.tech.

United States Antimony’s stock has been on a wild rollercoaster through October. The tiny miner’s shares, which traded below $1 as recently as mid-September, exploded into the double-digits after the Pentagon contract news hitts2.techts2.tech. In the frenzy, UAMY surged to an intraday high of $19.71 on Oct. 14 before sharp profit-taking set instockanalysis.com. By Oct. 24 the stock closed at $12.01stockanalysis.com, and it continued to swing dramatically. In Monday trading on Oct. 27, UAMY plunged about 20% by midday to ~$9.50stockanalysis.com, reflecting the extreme volatility of this niche critical-minerals play. Despite the pullback, the stock remains up over 800–900% year-to-datebenzinga.com – a staggering gain that highlights both the market’s excitement and the frothy risks involved. Such whipsaw moves have been accompanied by trading volumes normally unheard of for UAMY. On Oct. 13, over 30–45 million shares changed hands – dozens of times higher than typical levelsts2.tech. The company’s market capitalization ballooned from under $200 million in September to over $1–2 billion at the peakts2.techts2.tech. This dizzying ascent has attracted many momentum traders on social media forums and Reddit-style communities, as well as heightened scrutiny from market commentators. Longtime stock analysts note that UAMY is trading far above historical averages and

UAMY’s stock has surged into double digits. It closed around $15.84 on Oct 13 Investing after opening at $14.69 on the heels of the recent funding and contract news Marketbeat Investing. Intra-day it briefly spiked above $16; its 52-week range is roughly $0.50–$16.77 Stockanalysis. Trading volumes have skyrocketed, dwarfing its historical average. With ~128M shares outstanding Stockanalysis, the market capitalization is now on the order of $2.1–2.2 billion Stockanalysis Marketbeat. United States Antimony Corporation is a Dallas-based mining and processing company focused on critical minerals Usantimony. It is primarily known as “The Critical Minerals and ZEO Company” – producing antimony, zeolites, and related metals Usantimony. The firm’s operations include:

United States Antimony Corp. is a Texas-based critical-minerals developer specializing in antimony – a silvery metal used to harden lead, produce flame-retardants and advanced battery alloys. The company was founded decades ago and today owns and operates the only two antimony smelters in North America mining.com. Its Montana and Mexican facilities process raw antimony ore into oxide, metal and trisulfide for industrial and military customers, and also recover zeolite and precious metals as byproducts. U.S. Antimony’s board recently added national security expert General Jack Keane, underscoring its strategic mission usantimony.com. In mid-2025 the company shifted its legal domicile to Texas and was listed on the NYSE American and NYSE Texas exchanges usantimony.com. As a vertically-integrated miner-processor, UAMY positions itself as a domestic supplier of a mineral now deemed “critical” by U.S. policy usitc.gov. After World War II, antimony was largely produced in the U.S., but today “domestic users of antimony rely on imports” usitc.gov. Nearly 80% of U.S. antimony has been imported from China, which historically dominated the market. With China now restricting exports, companies like UAMY become linchpins in securing the U.S. supply chain.