F4 Begins Search for Radioactive Boulders at Todd and Wales Lake

First High-Resolution Airborne Radiometric Survey Over Both Projects

Kelowna, British Columbia--(Newsfile Corp. - August 4, 2026) - F4 Uranium Corp. (TSXV: FFU) (OTCQB: FFUCF) ("F4" or the "Company") is pleased to announce the commencement of the first-ever high-resolution airborne radiometric survey flown over its 100%-owned Todd Lake and Wales Lake Projects in the southwestern Athabasca Basin region of Saskatchewan. The objective is to locate radioactive boulders or boulder trains at surface - the exact exploration approach that led to the discovery of the Patterson Lake South mineralized boulder train and, ultimately, Paladin Energy's Triple R Deposit, 13 km east of the Todd Lake Property.