F3 Uranium Files Form 40-F for NASDAQ Listing

Kelowna, British Columbia--(Newsfile Corp. - December 17, 2025) - F3 Uranium Corp. (TSXV: FUU) (FSE: GL7) (OTCQB: FUUFF) ("F3" or the "Company") is pleased to announce that it has filed a Form 40-F Registration Statement ("Form 40-F") with the United States Securities and Exchange Commission (the "SEC"), in connection with its application to list its common shares ("Shares") on the Nasdaq Capital Market (the "Nasdaq").

The Form 40-F filing is an important step in the Company's U.S. growth strategy. Subject to SEC effectiveness and Nasdaq approval, the Nasdaq listing would expand F3's presence in the U.S. capital markets. Upon effectiveness of the Form 40-F and approval of the Nasdaq listing application, F3 expects its Shares to begin trading on Nasdaq under the symbol FUU, while continuing to trade on the Toronto Stock Exchange Venture (the "TSXV") under the symbol FUU.

The listing of the Shares on Nasdaq remains subject to the approval of Nasdaq listing qualifications staff and the satisfaction of all applicable Nasdaq listing standards and regulatory requirements, including the Form 40-F being declared effective by the SEC. The Company will continue to maintain the listing of its Shares on the TSXV. F3 will provide further updates on its Nasdaq listing application as information becomes available.

About F3 Uranium Corp.:

F3 is a uranium exploration company, focusing on the high-grade JR Zone and new Tetra Zone discovery 13km to the south in the PW area on its Patterson Lake North (PLN) Project in the Western Athabasca Basin. F3 currently has 3 properties in the Athabasca Basin: Patterson Lake North, Minto, and Broach. The western side of the Athabasca Basin, Saskatchewan, is home to some of the world's largest high grade uranium deposits including Paladin's Triple R project and NexGen's Arrow project.

Forward-Looking Statements

This news release contains certain forward-looking statements within the meaning of applicable securities laws. Certain statements herein contain forward-looking statements and forward-looking information within the meaning of applicable securities laws. Such forward-looking statements or information include but are not limited to statements or information with respect to the business plans of the Company, the continued listing on TSXV, the completion of the Nasdaq listing and the filing and effectiveness of the Form 40-F Registration Statement. Forward-looking statements or information often can be identified by the use of words such as "anticipate", "intend", "expect", "plan" or "may" and the variations of these words are intended to identify forward-looking statements and information. All statements that are not historical facts, including without limitation, statements regarding future estimates, plans, programs, forecasts, projections, objectives, assumptions, expectations or beliefs of future performance, including statements regarding the suitability of the Properties for mining exploration, future payments, issuance of shares and work commitment funds, entry into of a definitive option agreement respecting the Properties, are "forward-looking statements."