Cosa Resources Corp.

Uranium explorer advancing a portfolio of Athabasca Basin projects, including joint ventures with Denison Mines and partner-funded option projects.

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Latest $COSA · $COSAF coverage

Representative editorial image of uranium exploration drilling and core handling in a remote field setting; not a photograph of Cosa’s Aurora drill program.

September 28, 2026 at 9:10 a.m. PT

Independent editorialMining & Critical Minerals

Cosa Starts Aurora’s First Drill Program in More Than 40 Years With a Fully Partner-Funded Campaign

Cosa Resources has begun an approximately 800-metre, four-to-six-hole drill program at Aurora, testing shallow Athabasca Basin targets with the entire campaign funded by Traction Uranium.

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Editorial uranium exploration map-style illustration inspired by Athabasca Basin geology; not an official Cosa project map.

September 16, 2026 at 3:12 p.m. PT

Independent editorialMining & Critical Minerals

Cosa Returns to Darby With a Fully Funded 2,500-Metre Uranium Drill Program

Cosa Resources has started summer drilling at the Darby joint venture with Denison Mines, targeting the Gamma and Bravo trends near Cigar Lake.

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