File: Attachment MM - Stallion Uranium Early Warning News Release 2024-04-24.pdf

Early Warning News Release Regarding the Issuance of Securities of Stallion Uranium Corp.

April 24, 2025

This press release is issued pursuant to the requirements of National Instrument 62-103 The Early Warning System and Related Take-Over Bid and Insider Reporting Issues

NOT FOR DISTRIBUTION TO UNITED STATES NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES

VANCOUVER, British Columbia-- In accordance with the requirements of Section 3.1 of National Instrument 62-103 The Early Warning System and Related Take-Over Bid and Insider Reporting Issues, Matthew J. Mason announces that, in connection with the closing of the Private Placement of Stallion Uranium Corp. (TSX-V: STUD; OTCQB: STLNF; FSE: FE0) (the "Issuer") on April 24, 2025, he acquired 4,000,000 Common Shares for total consideration of $400,000.

Immediately before the closing of the Private Placement: (i) Mr. Mason held an aggregate of 1,825,000 Common Shares, representing approximately 6% of the Issuer's issued and outstanding Common Shares on an undiluted basis; and (ii) assuming the exercise in full of all of the convertible securities of the Issuer held by Mr. Mason, being 137,500 Warrants to purchase an additional 137,500 Common Shares, Mr. Mason would have held an aggregate of 1,962,500 Common Shares, representing approximately 6.5 % of the Issuer's issued and outstanding Common Shares on a partially diluted basis.

Immediately after the closing of the Private Placement: (i) Mr. Mason held an aggregate of 5,825,000 Common Shares, representing approximately 12.99% of the Issuer's issued and outstanding Common Shares on an undiluted basis; and (ii) assuming the exercise in full of all of the convertible securities held by Mr. Mason, being 137,500 Warrants to purchase an additional 137,500 Common Shares, Mr. Mason would hold a total of 5,962,500 Common Shares, representing approximately 13.3% of the Issuer's issued and outstanding Common Shares on a partially diluted basis.

Mr. Mason acquired such Common Shares for investment purposes and may, from time to time, acquire additional securities of the Issuer or dispose of such securities as he may deem appropriate, on the basis of his assessment of market conditions and in compliance with applicable securities regulatory requirements. A copy of the early warning report filed by Mr. Mason may be obtained on the Company's SEDAR+ profile at www.sedarplus.ca.

For more information, please contact the Acquiror at 925 West Georgia Street, Vancouver, British Columbia V6C 3L2.