VANCOUVER, BC, Feb. 18, 2025 /PRNewswire/ - IsoEnergy Ltd. (TSX: ISO) (OTCQX: ISENF) and Future Fuels Inc. (TSXV: FTUR) (FSE: S0J) Announce Completion of Transaction

The companies are pleased to announce the completion of the previously announced transaction whereby Future Fuels acquired a 100% interest in IsoEnergy's Mountain Lake Project, comprised of mineral claims covering 5,625 hectares in the Hornby Bay Basin, Nunavut, Canada in exchange for common shares of Future Fuels and the grant of the Net Smelter Royalties to IsoEnergy. The Transaction was completed in accordance with an asset purchase agreement dated November 13, 2024, between IsoEnergy and Future Fuels. The acquisition of the Mountain Lake Property adds key claims to Future Fuels' portfolio of holdings in the Hornby Bay Basin, increasing its total holdings to over 342,064 hectares.

Rob Leckie, CEO and director of Future Fuels, commented: "We are thrilled to complete this transformational acquisition of the Mountain Lake Property, marking an exciting new chapter for Future Fuels. The Mountain Lake Property is located in a highly prospective region, and we look forward to unlocking its full potential with our planned exploration programs."

Transaction Details

Pursuant to the APA, Future Fuels acquired the Mountain Lake Property from IsoEnergy in exchange for consideration comprised of:

• The Upfront Shares are subject to contractual restrictions on resale (the "Lock-Up Restrictions") beginning from the date of Closing, as well as a statutory hold period of four months and one day (the "Statutory Restriction") from the date of Closing.
• The Deferred Shares, when issued, will be subject to the same Lock-Up Restrictions and the Statutory Restriction beginning from the date of issuance of the Deferred Shares.

In accordance with the Lock-Up Restrictions, IsoEnergy may not sell, pledge, encumber, assign or otherwise dispose of the Consideration Shares until they become free-trading in accordance with the release schedule, whereby 25% will be released on Closing and every six months thereafter for a total period of 18 months.

In connection with Closing, the Companies have also entered into an investor rights agreement dated February 14, 2025, which provides IsoEnergy, for so long as IsoEnergy owns 10% or more of the issued and outstanding Common Shares on a partially diluted basis, the right to: (i) nominate one director to the board of directors of Future Fuels; and (ii) participate in future equity financings of Future Fuels to maintain its pro rata share ownership, subject to prior approval by the TSX Venture Exchange.

As previously announced in Future Fuels' news release dated December 19, 2024, Future Fuels closed the first tranche of its concurrent private placement on December 19, 2024. Future Fuels has closed the concurrent private placement and will not issue additional securities under a second tranche.

Early Warning Disclosure

Prior to the completion of the Transaction, IsoEnergy held no securities of Future Fuels. Following the completion of the Transaction, IsoEnergy beneficially owns 12,500,000 Upfront Shares and is deemed to beneficially own the 2,500,000 Deferred Shares, representing approximately 21.36% of the issued and outstanding Common Shares on a non-diluted basis.

While IsoEnergy currently has no plans or intentions with respect to the Common Shares, IsoEnergy may develop such plans or intentions in the future and, at such time, may from time to time acquire additional securities, dispose of some or all of the existing or additional securities or may continue to hold the Common Shares or other securities of Future Fuels based on market conditions, general economic and industry conditions, trading prices of Future Fuels' securities, Future Fuels' business, financial condition and prospects and/or other relevant factors.

A copy of the early warning report filed by IsoEnergy will be available under Future Fuels' profile on SEDAR+ at www.sedarplus.ca or by contacting Graham du Preez, Chief Financial Officer of IsoEnergy, at 306-373-6399. IsoEnergy's head office is located at 217 Queen St. West, Suite 401, Toronto, Ontario, M5V 0R2.

About IsoEnergy Ltd.

IsoEnergy Ltd. is a leading, globally diversified uranium company with substantial current and historical mineral resources in top uranium mining jurisdictions of Canada, the U.S., and Australia at varying stages of development. IsoEnergy is advancing its Larocque East Project in Canada's Athabasca Basin, home to the Hurricane deposit, boasting the world's highest-grade Indicated uranium Mineral Resource. IsoEnergy also holds a portfolio of permitted, past-producing conventional uranium and vanadium mines in Utah ready for rapid restart as market conditions permit.

About Future Fuels Inc.

Future Fuels' principal asset is the Hornby Uranium Project, covering the entire 3,407 km² Hornby Basin in north-western Nunavut, a geologically promising area with over 40 underexplored uranium showings, including the historic Mountain Lake Deposit. Additionally, Future Fuels holds the Covette Property in Quebec's James Bay region, comprising 65 mineral claims over 3,370 hectares.

X: @FutureFuelsInc www.futurefuelsinc.com

Forward-Looking Statements: The TSX Venture Exchange has not reviewed and does not accept responsibility for the accuracy or adequacy of this release. This news release contains forward-looking statements that involve risks and uncertainties. Actual results may differ materially from those anticipated. The reader is cautioned not to place undue reliance on any forward-looking information.

SOURCE IsoEnergy Ltd.