# Rio Tinto considers raising stake in Argentina's Los Azules copper project.

*business · news · 2026-05-09 · Seeking Alpha*

## Key points

- Rio Tinto is considering raising its current 17.2% stake in the Los Azules project.
- Los Azules is ranked among the world's ten largest undeveloped copper projects.
- Rio Tinto is actively evaluating the economic potential of the Los Azules development.
- McEwen Copper controls the Los Azules copper project in Argentina.

**Companies:** Rio Tinto, McEwen Copper
**Countries:** Argentina

[Read the full story on Seeking Alpha](https://seekingalpha.com/news/4590217-rio-tinto-considers-raising-stake-in-argentinas-los-azules-copper-project-reuters)

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