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Denison Mines Corp. news in 2025

Denison Mines Corp.'s news releases, calls and decks from 2025, newest first.

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Foremost Clean Energy Announces $9.0 Million 2026 Exploration Program

December 22, 2025

Denison Announces Closing of Transaction with Skyharbour and Formation of Four Prospective Exploration Joint Ventures Proximal to Wheeler River

December 17, 2025

Skyharbour Closes Major Strategic Transaction with Denison Mines to Form Four New Joint Ventures at Russell Lake with Combined Project Consideration up to $61.5 Million

December 17, 2025

Denison Mines Announces Closing of Transaction with Skyharbour Resources and Formation of Four Prospective Exploration Joint Ventures Proximal to Wheeler River

December 16, 2025

Denison Announces Signing of Impact Benefit Agreement and Exploration Agreement with Métis Nation-Saskatchewan, MN-S NR-1, and MN-S NR-3

December 4, 2025

Denison Announces Signing of Impact Benefit Agreement and Exploration Agreement with Métis Nation-Saskatchewan, MN-S NR-1, and MN-S NR-3

December 4, 2025

Denison Mines Announces Signing of Impact Benefit Agreement and Exploration Agreement with Métis Nation-Saskatchewan, MN-S NR-1, and MN-S NR-3

December 3, 2025

Denison & Ya'thi Néné Lands and Resources Announce Signing of the Nuhenéné Benefit Agreement with Three First Nations and Four Municipalities

December 1, 2025

Denison & Ya'thi Néné Lands and Resources Announce Signing of the Nuhenéné Benefit Agreement with Three First Nations and Four Municipalities

December 1, 2025

Denison Mines & Ya'thi Néné Lands and Resources Announce Signing of the Nuhenéné Benefit Agreement with Three First Nations and Four Municipalities

November 30, 2025

Skyharbour Enters into Major Strategic Agreement with Denison Mines to Form Four New Joint Ventures at Russell Lake; Combined Project Consideration of up to $61.5 Million

November 17, 2025

Denison Announces Agreements with Skyharbour Resources, Increasing Denison's Strategic Foothold Surrounding Wheeler River

November 17, 2025

Denison Mines Announces Agreements with Skyharbour Resources, Increasing Denison's Strategic Foothold Surrounding Wheeler River

November 16, 2025

Cosa Announces C$5 Million Private Placement, Including Participation by Denison Mines

November 13, 2025

Denison Reports Financial and Operational Results for Q3 2025, Including First Production from McClean North Uranium Mine

November 6, 2025

Denison Mines Reports Financial and Operational Results for Q3 2025, Including First Production from McClean North Uranium Mine

November 5, 2025

Denison Acknowledges Application for Judicial Review Regarding Provincial Environmental Assessment Approval for Wheeler River

November 4, 2025

Denison Mines Acknowledges Application for Judicial Review Regarding Provincial Environmental Assessment Approval for Wheeler River

November 3, 2025

Cosa Appoints David Cates, President and CEO of Denison Mines, as Strategic Advisor

October 29, 2025

Cosa Identifies Priority Drill Targets at the Darby Uranium Project, Athabasca Basin, Saskatchewan

October 14, 2025

Foremost Clean Energy Announces 3-Year Drill Permit for Hatchet Uranium Project and Plans for Upcoming 3,000 Metre Winter Drill Program

October 2, 2025

Denison to File Early Warning Report in Respect of Foremost Clean Energy Ltd.

September 12, 2025

Denison Mines to File Early Warning Report in Respect of Foremost Clean Energy

September 11, 2025

Cosa Identifies Two Kilometres of Strong Sandstone Alteration and Graphitic Faulting at the Cyclone Trend on the Murphy Lake North Uranium Project

August 25, 2025

Denison Announces Closing of US$345 Million Convertible Senior Notes Offering

August 15, 2025

Denison Mines Announces Closing of US$345 Million Convertible Senior Notes Offering

August 14, 2025

Denison Announces Pricing of Upsized US$300 Million Convertible Senior Notes Offering

August 13, 2025

Denison Mines Announces Pricing of Upsized US$300 Million Convertible Senior Notes Offering

August 12, 2025

Denison Announces Offering of US$250 Million of Convertible Senior Notes

August 12, 2025

Denison Mines Announces Offering of US$250 Million of Convertible Senior Notes

August 11, 2025

Denison Reports Financial and Operational Results for Q2 2025, Highlighted by Return to Uranium Production at McClean Lake and Provincial Approval of Wheeler River Environmental Assessment

August 7, 2025

Denison Announces Results from Midwest ISR Preliminary Economic Assessment, Including After-Tax NPV of $965 Million

August 6, 2025

Denison Mines Announces Results from Midwest ISR Preliminary Economic Assessment, Including After-Tax NPV of $965 Million

August 5, 2025

Denison Receives Provincial Environmental Assessment Approval for the Wheeler River Project

August 5, 2025

Denison Mines Receives Provincial Environmental Assessment Approval for the Wheeler River Project

August 4, 2025

Denison Announces Additional High-Grade Uranium Mineralization Discovered at McClean South

July 21, 2025

Denison Mines Announces Additional High-Grade Uranium Mineralization Discovered at McClean South

July 20, 2025

Orano Canada and Denison Announce SABRE 1ˢᵗ Production at McClean Lake

July 17, 2025

Orano Canada and Denison Announce SABRE 1st Production at McClean Lake

July 17, 2025

Orano Canada and Denison Mines Announce SABRE 1st Production at McClean Lake

July 16, 2025

Denison Announces Discovery of Additional High-Grade Mineralization at Gryphon and Reports Results from Successful Delineation Program

July 16, 2025

Denison Mines Announces Discovery of Additional High-Grade Mineralization at Gryphon and Reports Results from Successful Delineation Program

July 15, 2025

Cosa Commences 3,000 Metre Summer Drilling Program at the Murphy Lake North Uranium Project

June 25, 2025

Foremost Clean Energy Announces 3-Year Exploration Drill Permit for Murphy Lake South Uranium Property; Targeting Summer Drill Program

June 5, 2025

Denison Reports Financial and Operational Results for Q1 2025, Highlighted by Continued Advancement of the Phoenix Project, and the Results of its Shareholder Meeting

May 12, 2025

Denison Mines Reports Financial and Operational Results for Q1 2025, Highlighted by Continued Advancement of the Phoenix Project, and the Results of its Shareholder Meeting

May 11, 2025

Denison Announces Filing of Annual Report on Form 40-F

March 28, 2025

Denison Mines Announces Filing of Annual Report on Form 40-F

March 27, 2025

Denison Announces Appointment of Former OPG CEO Ken Hartwick to its Board of Directors

March 20, 2025

Denison Mines Announces Appointment of Former OPG CEO Ken Hartwick to its Board of Directors

March 19, 2025

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