Welcome to our dedicated page for McEwen news (Ticker: MUX), a resource for investors and traders seeking the latest updates and insights on McEwen stock.
McEwen Inc. reports on precious-metals production and mineral development across gold, silver and copper assets in the Americas. Recurring company updates cover operating and financial results, mine and project development, drilling results, mineral resource estimates and NI 43-101 technical reports.
The company’s news commonly addresses the Gold Bar Mine Complex in Nevada, the Tartan Mine Project in Manitoba, gold and silver operations in Canada, the United States, Mexico and Argentina, and the Los Azules copper development project held through McEwen Copper. Coverage also includes shareholder voting matters, capital-structure disclosures, material agreements and exploration or joint-venture activity tied to its mineral portfolio.
McEwen (NYSE: MUX) agreed on Nov 3, 2025 to acquire an approximately 31% fully diluted equity interest in Britannia Mining Solutions, trading as Paragon Geochemical.
McEwen will buy 648,002 shares from Britannia Life Sciences and 226,286 shares via a Paragon private placement at a deemed price of CDN$17.50 per share, payable in McEwen shares, representing a total investment of CDN$15.3 million. Upon closing McEwen will be Paragon’s largest shareholder, Ian Ball will join Paragon’s board, and McEwen can nominate one additional director.
Paragon operates 3 laboratories, plans to build 8 additional sites over the next two years, is ISO 17025:2017 accredited, deploys PhotonAssay™ technology, and is in the process of becoming publicly traded.
McEwen (NYSE/TSX: MUX) refiled an amended NI 43-101 Technical Report for the Fox Complex on Oct 28, 2025 after an Ontario Securities Commission review.
The amended report adds required items 16–22 of Form 43-101F1 for an advanced property and replaces John Ryan Cox as a co-author to meet Qualified Person requirements. No other changes were made and the Mineral Resources statements remain unchanged.
McEwen (NYSE: MUX) reported new 2025 Windfall drill results at the Gold Bar Mine Complex in Nevada that expand near-surface oxide and deeper high-grade zones.
Key assays include 2.43 g/t Au over 74.7 m (including 12.79 g/t over 7.6 m) and a deeper interval of 6.10 g/t Au over 6.1 m (including 13.42 g/t over 1.5 m). Windfall mineralization is oxidized, near surface, extends along a 1.6 km fault trend and remains open for expansion. Company plans further resource-definition drilling and to publish an updated resource estimate in 2025.
McEwen Inc. (NYSE: MUX) and Canadian Gold Corp. (TSX-V: CGC) entered a definitive arrangement agreement dated October 10, 2025 under which McEwen will acquire all outstanding Canadian Gold shares by a court-approved plan of arrangement.
Under the Exchange Ratio, Canadian Gold shareholders receive 0.0225 McEwen shares per Canadian Gold share (CDN $0.60 implied), a 96.7% premium. Closing is expected in early January 2026 after shareholder and court approvals; Canadian Gold shareholders will hold ~8% of McEwen post-closing.
McEwen Copper (NYSE, TSX: MUX) announced a positive NI 43-101 Feasibility Study for its 100%‑owned Los Azules copper project in San Juan, Argentina dated Oct 7, 2025. Key economics include an after‑tax NPV(8%) $2.9B, IRR 19.8%, payback 3.9 years and initial capital $3.17B. Average copper cathode production is 204,800 t/yr (years 1–5) and 148,200 t/yr LOM; LOM recovery 70.8%. Unit costs: C1 $1.71/lb, AISC $2.11/lb. Mineral reserves are 10.2B lbs Cu. Project design targets low environmental impact: 99.99% LME‑grade cathodes, 100% renewable power, no tailings dam, and 72% lower mine‑to‑metal carbon intensity versus industry average. Accepted into Argentina’s RIGI and a collaboration agreement with IFC supports potential funding and ESG alignment. Timeline: construction target 2026, SX/EW startup 2029, first copper 2030.
McEwen Copper (NYSE:MUX) has achieved a significant milestone as its Los Azules copper project has been approved for Argentina's Large Investment Incentive Regime (RIGI). The project, representing a $2.672 billion investment, is set to become Argentina's first mining operation producing high-purity copper cathodes.
The project is expected to generate over $30 billion in export revenues and will operate entirely on renewable energy. Key RIGI benefits include 30-year legal, fiscal, and customs stability, with tax incentives such as a reduced 25% corporate tax rate and 50% reduction in dividend withholding tax.
With its Environmental Impact Declaration approved in December 2024 and feasibility study completion expected by October 2025, Los Azules is positioned to begin construction, pending engineering completion and financing.
McEwen Copper Inc., a subsidiary of McEwen Inc. (NYSE: MUX), has signed a key collaboration agreement with the International Finance Corporation (IFC) for the Los Azules copper project in Argentina. The agreement aims to align the project with IFC's environmental, social, and governance (ESG) standards to facilitate potential future debt and equity financing.
Los Azules, one of the world's largest undeveloped copper deposits, has secured Environmental Impact Declaration approval and expects its feasibility study completion by October 2025. The project has applied for Argentina's Large Investment Incentive Regime (RIGI) and is preparing for construction phase pending engineering completion and financing.
The collaboration focuses on integrating IFC's Performance Standards on Environmental and Social Sustainability, aiming to de-risk the project and attract international investors while promoting transparency, reduced carbon emissions, and community benefits in Argentina's mining sector.
McEwen Inc. (NYSE: MUX) has appointed Ian Ball as Vice-Chairman, a newly created executive position. Ball, who has served as an independent director since 2022, brings significant industry experience, including his role as CEO of Abitibi Royalties where he achieved a 74% CAGR in share price.
Ball's previous experience includes serving as President of McEwen Mining and beginning his career at Goldcorp Inc. In his new role, he will focus on the company's strategic growth, including plans to double production by 2030, advance exploration initiatives, and evaluate capital allocation opportunities.
McEwen (NYSE:MUX) has announced significant drilling results from its Windfall Project in Nevada, located 32 miles from their Gold Bar Mine. The highlight is drill hole WF033, which revealed a new high-grade zone yielding 8.1 g/t gold over 8.7 meters, including an impressive section of 50.3 g/t gold, 782 g/t silver, 15% lead, and 2.5% zinc over 1.3 meters.
Additional notable results include intersections of 2.0 g/t gold over 38.3 meters (WF032) and 1.2 g/t gold over 17.1 meters (WF031). The company plans to publish a resource estimate by year-end 2025, conduct further drilling to test mineralization extensions, and perform metallurgical testing.
The new zone shows similarities to i-80 Gold's Ruby Hill Mine, which has produced 1.4 million ounces of gold, and its location on private land could expedite permitting processes.McEwen Mining (NYSE:MUX) has reported promising drilling results from its Grey Fox Project at the Fox Complex, highlighting significant gold intercepts. Key findings include 10.1 g/t gold over 5.8m and 10.4 g/t gold over 5.6m at the Gibson zone, and 4.8 g/t gold over 14.9m at Grey Fox South (GFS).
The current Grey Fox resource stands at 1,538,000 gold ounces at 3.64 g/t Au Indicated and 458,000 gold ounces at 3.30 g/t Au Inferred. An updated resource estimate is expected in October 2025. The company aims to increase annual production beyond 200,000 gold ounces in the coming years while reducing production costs.