# Rio Tinto Ltd shares are back in focus after climbing to a new all-time high at market open.

*business · news · 2026-04-14 · The Motley Fool Australia*

## Key points

- Rio Tinto shares reached a new all-time high of $175.82 on Tuesday.
- Copper earnings now contribute nearly 30% of Rio Tinto's group profits, doubling year-on-year.
- Increased copper production at Oyu Tolgoi and higher prices drove the surge in copper earnings.
- Iron ore prices have remained firmer than expected, supporting Rio Tinto's strong cash flow.

**Companies:** Rio Tinto Ltd
**Countries:** Australia, Guinea

[Read the full story on The Motley Fool Australia](https://www.fool.com.au/2026/04/14/why-rio-tinto-shares-just-hit-a-new-record-high-on-tuesday/)

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