ATHABASCA BASIN . SASKATCHAWAN

High-grade uranium discovery confirmed: up to 1.7% U₃O₈ at Murphy Lake North

Chemical assays confirm 5.0 metres of 0.55% U₃O₈, including high-grade mineralization just 3 km from the world's highest-grade uranium deposit.

discovery dna in action


Cosa Resources is pleased to announce chemical assay results from our winter drill program at the Murphy Lake North Joint Venture (70% Cosa / 30% Denison Mines). These results confirm the Cyclone Trend hosts significant uranium mineralization, strategically located in the heart of Saskatchewan's eastern Athabasca Basin.



0.55%

a broad zone of uranium mineralization within the Cyclone Trend corridor, shallow at roughly 265 m depth

1.7 %

U₃O₈ over 0.5 metres — high-grade mineralization confirmed within the broader intercept.

4.1 % Ni

Includes 4.1% Nickel and 1.7% Cobalt, mirroring world-class deposits like Cigar Lake and Hurricane.

265 M

Mineralization is shallow and accessible, lowering the cost and risk of follow-up drilling.

600 M

Remains open along strike in both directions, the system is far from fully defined.


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The Cyclone trend is an extensive corridor of strong structure and alteration that now features uranium mineralization open along strike for 600 metres in both directions. We have never been more excited to return to site.


Keith Bodnarchuk, President & CEO

strategic leverage in the uranium bull market


Investing in Cosa means exposure to one of the most technically proficient exploration teams in the uranium sector.

The discovery team

Our management didn't just study uranium — they found it. Team members were responsible for discovering the Hurricane Deposit and held integral roles in finding Gryphon and 92 Energy's GMZ.

Tier-1 jurisdiction

Cosa holds a 70% interest in joint ventures with Denison Mines. The partnership de-risks early-stage capital and signals quality.

The Denison partnership

Backed by Denison Mines, our largest shareholder and JV partner, we have the financial, technical, and corporate support to move from discovery toward development.

Imminent catalysts

We are launching our largest drill program to date in mid-June 2026. With mineralization open along strike, the coming months represent a period of high-impact news flow.

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Our summer drilling begins in mid-June. Be the first to receive technical results, corporate updates, and market insights as we explore the Cyclone Trend.