Canadian company McEwen Copper, a subsidiary of McEwen Mining with operations in San Juan, has closed a new US$35 million investment made by Nuton LLC, a company led by Rio Tinto. "This investment is part of a previously announced financing offer, consisting of a private placement of up to 2,333,333 common shares at a subscription price of US$30 per share, for a total of up to US$70 million."
_**By Panorama Minero**_
The first tranche of the offer included a US$14 million investment from McEwen Mining and US$5 million from Rob McEwen, the company’s founder. With the closing of this second tranche, Nuton has acquired an additional 1,166,666 common shares for US$35 million, while two other investors purchased 66,669 common shares for US$2 million. To date, McEwen Copper has received a total of US$56 million in investments from this offer.
As a result of this transaction, Nuton now holds 17.2% of McEwen Copper on a fully diluted basis. Following the issuance of these new shares, McEwen Copper will have 32,804,284 common shares outstanding, giving the company a post-money market valuation of US$984 million. The main shareholders of McEwen Copper are: McEwen Mining Inc. with 46.4%; Stellantis with 18.3%; Nuton with 17.2%; Rob McEwen with 12.7%; Victor Smorgon Group with 3.0%; and other investors with 2.0%.
The funds raised will be used to advance the feasibility study of the Los Azules copper project, located in San Juan province. This study is expected to be completed in the first half of 2025. Los Azules is considered one of the 10 largest undeveloped copper deposits in the world, with indicated resources of 10.9 billion pounds of copper and additional inferred resources of 26.7 billion pounds.
- Home
News
Join our mining community!
Subscribe to our newsletter for exclusive news, insights, and updates on the mining industry and Panorama Minero's latest initiatives.
Related Articles

Ganfeng to Invest US$180 Million in Lithium Argentina as Companies Consolidate Three Lithium Projects in Salta
The companies have entered into definitive agreements to combine Pozuelos-Pastos Grandes, Pastos Grandes and Sal de la Puna into a single development platform.
Read more
YMAD Distributes US$22 Million in Dividends for the 2025 Fiscal Year and Consolidates a Surplus-Generating Model
The Board of Directors unanimously approved the distribution, which follows the US$13.8 million distributed for the 2024 fiscal year, under a new statute that left Catamarca and the UNT as the company’s only partners.
Read more
McEwen Copper Secures US$240 Million to Advance Los Azules
The funds will be allocated to engineering and early works at the San Juan project. The company is targeting a Final Investment Decision and full project financing by mid-2027, while maintaining 2030 as its target for the start of commercial copper cathode production.
Read more