Stallion Uranium Corp. (TSX-V: STUD) (OTCQB: STLNF) (FSE: B76) is pleased to announce that, further to its news releases dated December 12, 2025 and December 17, 2025, it has increased its non-brokered private placement to raise gross proceeds of $7,723,064. The Company also announces that it has closed the Offering, issuing 17,162,365 flow-through shares of the Company as a “flow-through share” within the meaning of the Income Tax Act (Canada) at a price of $0.45 per FT Share.

The gross proceeds from the FT Shares will be used by the Company to incur eligible “Canadian exploration expenses” that qualify as “flow-through critical mineral mining expenditures” as such terms are defined in the Income Tax Act (Canada) related to the Company’s uranium projects in the Athabasca Basin, Saskatchewan, on or before December 31, 2026. All Qualifying Expenditures will be renounced in favour of the subscribers of the FT Shares effective December 31, 2025.

The FT Shares issued pursuant to the Offering are subject to a four-month and one day hold period from the date of issuance under applicable Canadian securities laws.

In connection with the closing of the Offering, the Company paid the following cash fees to eligible arm’s length finders: $24,728 to Canaccord Genuity Corp., $353,524.84 to Accilent Capital Management Inc., $3,465 to Research Capital Corporation, $70,000 to PB Markets Inc., $47,250 to GloRes Securities Inc.; $28,000 to Wealth (WCPD Inc.), and $3,150 to Sightline Wealth Management.

This press release does not constitute an offer to sell or a solicitation of an offer to buy any of the securities in the United States. The securities have not been and will not be registered under the United States Securities Act of 1933, as amended (the “U.S. Securities Act“), or any state securities laws and may not be offered or sold within the United States or to or for the account or benefit of a U.S. person (as defined in Regulation S under the U.S. Securities Act) unless registered under the U.S. Securities Act and applicable state securities laws or an exemption from such registration is available.

About Stallion Uranium Corp.:

Stallion Uranium is working to ‘Fuel the Future with Uranium’ through the exploration of roughly 1,700 sq/km in the Athabasca Basin, home to the largest high-grade uranium deposits in the world. The company, with JV partner Atha Energy holds the largest contiguous project in the Western Athabasca Basin adjacent to multiple high-grade discovery zones. With a commitment to responsible exploration and cutting-edge technology such as the use of the proprietary Haystack TI technology, Stallion is positioned to play a key role in the future of clean energy.

Our leadership and advisory teams are comprised of uranium and precious metals exploration experts with the capital markets experience and the technical talent for acquiring and exploring early-stage properties.