Welcome to our dedicated page for Denison Mines news (Ticker: DNN), a resource for investors and traders seeking the latest updates and insights on Denison Mines stock.
Denison Mines Corp. reports on uranium mining, exploration, and development activities tied to its Canadian asset base and uranium market exposure. Company updates include financial and operational results, the Phoenix ISR uranium mine, annual reporting, and capital and project decisions affecting its uranium portfolio.
Recurring news also covers Athabasca Basin exploration relationships, including Cosa-operated Murphy Lake North and Darby joint ventures in Saskatchewan where Denison holds 30% interests, and JCU-related project interests such as Millennium, Kiggavik, and Christie Lake. Industry updates place DNN within broader uranium supply, nuclear fuel, and nuclear energy market developments.
Denison (NYSE American: DNN) acknowledged that the Peter Ballantyne Cree Nation filed an application for judicial review in the Court of King's Bench for Saskatchewan on November 4, 2025, seeking to set aside the Provincial Ministerial approval under The Environmental Assessment Act for the Wheeler River Project and remit the decision for reconsideration.
Denison says it has undertaken extensive Indigenous engagement since March 2023, recently executed an environmental monitoring and capacity agreement with PBCN, denies the Application's claims, and intends to vigorously defend the approval. The company notes EA approval was received and CNSC hearings are set for fall 2025.
Cosa Resources (TSXV: COSA; OTCQB: COSAF) appointed David Cates, President and CEO of Denison Mines (NYSE: DNN), as Strategic Advisor on October 29, 2025. Cosa holds a 70% interest and operates multiple joint ventures with Denison at Murphy Lake North, Darby, and Packrat.
The appointment follows a transformative property acquisition earlier in 2025 and precedes a planned winter 2026 exploration program at Darby and Murphy Lake North.
Denison Mines (NYSE American: DNN) has increased its investment in Foremost Clean Energy by acquiring an additional 485,000 common shares at $2.20 per share, for a total of $1,067,000. Following this transaction, Denison's ownership in Foremost has increased from 16% to 19% of outstanding shares, now holding 2,462,410 shares and 607,600 warrants (17% of outstanding warrants).
The investment aligns with Denison's rights under its Investor Rights Agreement with Foremost. Denison, celebrating its 70th year in uranium operations, maintains significant interests in various uranium projects, including a 95% stake in the Wheeler River Uranium Project, the largest undeveloped uranium project in Saskatchewan's Athabasca Basin region.
[ "Increased ownership stake in Foremost Clean Energy from 16% to 19%", "Strategic investment in additional uranium exploration properties through Foremost's portfolio", "Denison's Wheeler River Project advancing with completed feasibility study and nearing environmental approval", "Mining operations commenced at McClean North deposit in July 2025" ]Denison Mines (NYSE: DNN) has successfully closed its US$345 million convertible senior notes offering, including a US$300 million base offering and US$45 million option exercise. The notes, due September 15, 2031, feature a 4.25% annual coupon rate and an initial conversion price of US$2.92 per share.
The company implemented a capped call overlay strategy, purchasing cash-settled call options for US$35.36 million that effectively raises the conversion price to US$4.32 per share. This structure is expected to save Denison over US$100 million in interest payments compared to traditional project financing. The net proceeds of approximately US$333 million will support the development of uranium projects, including the Wheeler River Uranium Project.
Denison Mines (NYSE:DNN) has priced its upsized convertible senior notes offering at US$300 million, with an option for initial purchasers to acquire an additional US$45 million. The Notes, due 2031, will carry a 4.25% semi-annual interest rate and feature an initial conversion rate of 342.9355 common shares per US$1,000 principal amount, equivalent to US$2.92 per share.
The company has entered into capped call transactions to mitigate potential dilution, with a cap price of US$4.32 per share. Proceeds will fund uranium development projects, including the Wheeler River Uranium Project, with approximately US$30.75 million allocated for capped call transactions. The offering is expected to close around August 15, 2025, subject to regulatory approvals.
[ "Successful upsizing of convertible note offering to US$300 million with potential additional US$45 million", "Strategic implementation of capped call transactions to reduce potential dilution impact", "Secured funding for Wheeler River Uranium Project development", "Favorable 35% conversion premium above current share price" ]Denison Mines (NYSE:DNN) has announced a significant offering of US$250 million convertible senior unsecured notes due 2031, with an option for initial purchasers to acquire an additional US$37.5 million. The notes will be convertible into common shares, cash, or a combination of both at Denison's discretion.
The proceeds will fund the company's uranium development projects, including the Wheeler River Uranium Project, and general corporate purposes. Denison plans to enter into capped call transactions to reduce potential dilution upon conversion. The notes will accrue interest semi-annually starting March 15, 2026, with maturity on September 15, 2031. The offering is subject to regulatory approvals from the Toronto Stock Exchange and NYSE American.
Denison Mines (NYSE:DNN) reported significant operational achievements in Q2 2025, marking a transformative period for the company. The company commenced uranium production at McClean Lake North using the proprietary SABRE mining method, with processing beginning at the McClean Lake mill in July.
A major milestone was achieved with the Provincial Environmental Assessment approval for the Wheeler River Uranium Project, bringing the Phoenix ISR mine closer to construction. The project has reached 80% completion in total engineering, with some first-year construction scopes approaching 100%.
Notable developments include the discovery of additional high-grade uranium mineralization at the Wheeler River Gryphon deposit and positive results from the Midwest Preliminary Economic Assessment, projecting 37.4 million pounds U3O8 production over 6 years with an after-tax IRR of 82.7% and NPV of $965 million.
Denison Mines (NYSE:DNN) has announced positive results from a Preliminary Economic Assessment (PEA) for In-Situ Recovery (ISR) mining at its 25.17%-owned Midwest Main uranium deposit. The PEA outlines total production of 37.4 million pounds U3O8 over a 6-year mine life, with annual average production of 6.1 million pounds.
The project demonstrates robust economics with a post-tax NPV of $965 million (100% basis) and an IRR of 82.7%. Initial capital costs are estimated at $254 million, with Denison's share being approximately $64 million. The project features low production costs of USD$11.69 per pound and a quick payback period of 9 months.
The updated mineral resource estimate shows 38.7 million pounds U3O8 in Indicated resources (510,000 tonnes @ 3.5% U3O8) and 12.6 million pounds U3O8 in Inferred resources. Processing will occur at the McClean Lake mill, which Denison partly owns (22.5%).
Denison Mines (NYSE American: DNN) has received crucial Ministerial approval under The Environmental Assessment Act (Saskatchewan) for its Wheeler River Project's In-Situ Recovery (ISR) uranium mine development. The project, located in the Athabasca Basin region, represents a significant milestone as it's set to become Canada's first ISR uranium mine.
The Wheeler River Project, 90% owned and operated by Denison, includes the high-grade Phoenix and Gryphon uranium deposits. The company successfully harmonized Federal and Provincial Environmental Assessments, with final regulatory steps including the Provincial Pollutant Control Facility Permit and Federal approvals scheduled for CNSC public hearings in October and December 2025.
The project is positioned to be among the world's lowest-cost uranium mining operations, with mining at the Phoenix deposit planned through ISR methods. This development strengthens Saskatchewan's position as the world's second-largest uranium producer.
Denison Mines (NYSE: DNN) has announced significant new discoveries of high-grade uranium mineralization at the McClean South zone, part of its 22.5%-owned McClean Lake Joint Venture in Saskatchewan. The 6,400-metre exploration program, conducted by majority owner Orano Canada (77.5%), revealed multiple high-grade intersections at the 8C pod, including:
- MCS-77: 7.51% eU3O8 over 5.4 metres
- MCS-80: 3.5% eU3O8 over 11.2 metres
- MCS-84: 1.72% eU3O8 over 20.6 metres
The program successfully expanded the mineralized footprint of the 8C and 8W pods, with 14 out of 24 drill holes encountering significant uranium mineralization. McClean South is located approximately 600 metres from the McClean North deposit, which recently began commercial production using the SABRE mining method.