Price Move History
- Daily moves over 5%
- 63 118 sessions, November 11, 2025 to September 28, 2026
- Largest daily move
- -44.4% close of February 17, 2026
Company Description
UraniumX Discovery Corp. Overview
UraniumX Discovery Corp. is a uranium exploration company associated with properties in Saskatchewan's Athabasca Basin, one of the company's central areas of activity. Its common shares trade on the OTCQB Venture Market under the symbol STMXF, with company news also identifying trading symbols on the Canadian Securities Exchange and Frankfurt Stock Exchange.
The company’s public disclosures center on uranium mineral properties, exploration programs, property option agreements, and share-exchange structures. UraniumX has described its approach as a project generator model: it seeks to advance and unlock value across an Athabasca Basin portfolio while concentrating capital and technical resources on its flagship Murphy Lake Uranium Property. This model can involve partner-funded exploration, retained royalties, equity consideration, and continued operator roles during option periods or deferred consideration periods.
Core Uranium Exploration Focus
UraniumX’s disclosed exploration focus is tied to uranium properties in Saskatchewan's Athabasca Basin. The company has reported activity at the Murphy Lake Uranium Property, the NeoCore Uranium Property, and the Zoo Bay Uranium Property. These property names are central to understanding the company’s public identity because its releases describe drilling, geophysical targeting, option arrangements, and retained royalty interests around those assets.
At Murphy Lake, UraniumX has reported an option agreement through which it is earning up to a 70% interest in the property. F4 Uranium Corp. has been identified as operator for the Murphy Lake program. UraniumX has reported diamond drilling at Murphy Lake, testing of priority target areas identified by moving loop electromagnetic survey work, and the definition of two distinct exploration trends known as the Murphy Lake North Trend and Murphy Lake South Trend.
At NeoCore, UraniumX disclosed that it granted Gold'n Futures Mineral Corp. the exclusive right and option to acquire a 100% interest in the NeoCore Uranium Property through UraniumX’s wholly owned subsidiary Neocore Uranium Ltd. UraniumX retained a 2.0% net smelter returns royalty and stated that it would act as operator during the option period. The company also received common shares of Gold'n Futures as part of the closed option agreement.
At Zoo Bay, UraniumX disclosed a share exchange agreement with Pond Technologies Holdings Inc. involving UraniumX’s wholly owned subsidiary 1477571 B.C. Ltd., which holds a 100% interest in the Zoo Bay Uranium Property. UraniumX’s disclosure states that the Zoo Bay transaction is subject to a 2.0% net smelter returns royalty in favor of UraniumX, and the company has described the arrangement as part of its project generator model.
Business Model and Property Strategy
UraniumX’s business model, as reflected in its news releases, is built around mineral property ownership, option agreements, exploration funding, and retained economic interests. Rather than describing itself as a uranium producer, the company’s releases describe exploration-stage activity, drilling programs, property options, and partner-funded advancement of uranium properties.
The project generator approach matters because it can let a mineral exploration company keep exposure to multiple assets while using partners to fund part of the exploration work. UraniumX has used this language in connection with its Athabasca Basin portfolio, including arrangements where another company may earn a property interest while UraniumX retains a royalty, receives equity consideration, or remains operator during a defined period.
Murphy Lake Exploration Activity
Murphy Lake is described by UraniumX as its flagship uranium property. Public updates on the property have discussed diamond drilling, anomalous radioactivity, hydrothermal alteration at the unconformity, target testing, and electromagnetic survey work. The company has also reported that drilling defined two mineralized trends at Murphy Lake: the North Trend and the South Trend.
These disclosures show that Murphy Lake is more than a passive property holding in UraniumX’s public profile. It is the property around which the company has described active exploration work, follow-up targeting, and capital focus. F4 Uranium Corp. has been identified as operator for the Murphy Lake program under the relevant option agreement.
Trading Profile
UraniumX common shares trade in the United States on the OTCQB Venture Market under STMXF. Company releases also reference the Canadian trading symbol STMN on the Canadian Securities Exchange and the Frankfurt symbol Q7S. UraniumX has also announced DTC eligibility for its U.S.-traded shares, which supports electronic clearing and settlement through the Depository Trust Company.
DTC eligibility is relevant to U.S. trading mechanics because DTC provides clearing, settlement, and information services for securities traded in the United States. UraniumX’s release stated that DTC eligibility allows securities to be deposited and held at DTC, facilitating electronic share transfers between brokerage accounts without physical certificate movement.
Investor-Relevant Themes
- Uranium exploration: UraniumX’s public disclosures focus on uranium properties and exploration activity in Saskatchewan's Athabasca Basin.
- Murphy Lake focus: The company has identified Murphy Lake as its flagship property and has reported drilling and geophysical targeting there.
- Project generator model: UraniumX has described a strategy that can include partner-funded exploration, retained royalties, equity consideration, and operator roles.
- Property transactions: Public releases describe agreements involving NeoCore, Zoo Bay, Gold'n Futures Mineral Corp., and Pond Technologies Holdings Inc.
- OTCQB trading: STMXF is the company’s U.S. OTCQB symbol, with DTC eligibility disclosed for electronic clearing and settlement.
Company Summary
UraniumX Discovery Corp. is best understood as an exploration-stage uranium company with disclosed activity in Saskatchewan's Athabasca Basin. Its public identity is tied to Murphy Lake as a flagship property, NeoCore and Zoo Bay as additional uranium property interests, and a project generator model that uses option and share-exchange structures to advance assets while retaining selected economic interests.
Stock Performance
URANIUMX DISCOVERY (STMXF) closed at $0.0549 on September 28, 2026. So far this year, the price has lost 61.0%.
STMXF Metrics & Rankings
Price returns through September 28, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.
Latest News
URANIUMX DISCOVERY has 10 recent news articles, with the latest published 3 days ago. Of the recent coverage, 6 articles coincided with positive price movement and 4 with negative movement. Key topics include acquisition, private placement. View all STMXF news →
SEC Filings
Financial Highlights
Upcoming Events
Chemical assay release
Flow-through commitments deadline
Murphy Lake surveys
Exploration expense renouncement
URANIUMX DISCOVERY has 4 upcoming scheduled events. The next event, "Chemical assay release", is scheduled for October 1, 2026 (in 2 days). 2 of the upcoming events are financial in nature, such as earnings calls or quarterly results. Investors can track these dates to stay informed about potential catalysts that may affect the STMXF stock price.
Short Interest History
Short interest in URANIUMX DISCOVERY (STMXF) currently stands at 1.1 thousand shares, a new position with no short interest reported in the previous period, representing 0.7% of the float. Since February 2026, short interest has decreased by 98.9%.
Days to Cover History
Days to cover for URANIUMX DISCOVERY (STMXF) currently stands at 1.0 days, down 84.3% from the previous period. The ratio is the reported short interest divided by the average daily trading volume. Across the settlements charted above, it has ranged from 1.0 to 25.1 days.
STMXF Company Profile & Sector Positioning
URANIUMX DISCOVERY (STMXF) operates in the Other Industrial Metals & Mining industry within the broader Basic Materials sector and is listed on the OTC.