Vancouver, BC – TheNewswire - February 24, 2026 – Vanguard Mining Corp. ("Vanguard" or the "Company") (UUU: CSE |UUUFF: OTCID | SL51: Frankfurt) announces that the share purchase warrants issued on August 1, 2025 pursuant to the Listed Issuer Financing Exemption and listed on the Canadian Securities Exchange under the symbol “UUU.WT” (the “Warrants”) will expire at 5:00 p.m. PST (Vancouver time) on March 5, 2026, following the previously announced acceleration of the expiry date.

As disclosed in the Company’s news release dated February 3, 2026, the acceleration of the Warrant expiry was triggered in accordance with the terms of the Warrants. Holders are reminded that any Warrants not exercised prior to the accelerated expiry time will expire and be of no further force or effect.

Warrant holders who wish to exercise their Warrants should ensure that completed exercise documentation and payment are received prior to the expiry deadline in accordance with the terms of the certificate representing the Warrants.

About Vanguard Mining Corp.

Vanguard Mining Corp. is a Canadian mineral exploration company focused on the discovery and development of high-value strategic minerals. The Company is currently advancing uranium exploration projects in the United States and Paraguay, with a focus on identifying and developing assets critical to the global energy transition. Vanguard is committed to responsible exploration and value creation through the acquisition and advancement of highly prospective uranium properties.

All Stakeholders are encouraged to follow the Company on its social media profiles on LinkedIn, X.com, Facebook and Instagram and sign up for updates at Vanguardminingcorp.com

On Behalf of the Board of Directors

“David Greenway”

David Greenway, CEO

For further information, please contact:

Vanguard Mining Corp.
Brent Rusin
Phone: +1 672-533-0348
E-Mail: brent@vanguardminingcorp.com
Website: vanguardminingcorp.com

Neither the Canadian Securities Exchange nor its Regulation Services Provider (as that term is defined in the policies of the CSE) accepts responsibility for the adequacy or accuracy of this release.

Disclaimer for Forward-Looking Information

Certain statements in this news release constitute “forward-looking statements” or “forward-looking information” (collectively, “forward-looking statements”) within the meaning of applicable securities laws. Forward-looking statements are statements that are not historical facts and include, but are not limited to, statements regarding beliefs, plans, expectations, intentions, objectives, strategies, future performance, and anticipated events or results. Forward-looking statements are based on management’s current expectations, estimates, and assumptions, which may prove to be incorrect, and are subject to known and unknown risks and uncertainties that could cause actual results, performance, or developments to differ materially from those expressed or implied. There can be no assurance that the events anticipated in forward-looking statements will occur, or, if they do, what benefits Vanguard will obtain from them. Factors that could cause actual results to differ materially include, among others, exploration results, availability of financing, commodity prices, permitting and regulatory risks, operating risks, and other risks described in the Company’s public disclosure. Forward-looking statements in this release are made as of the date hereof, and Vanguard undertakes no obligation to update or revise any forward-looking statements, whether as a result of new information, future events, or otherwise, except as required by applicable securities laws. Readers are cautioned not to place undue reliance on forward-looking statements.

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