H1 2023 EBITDA Overview and Oyu Tolgoi Outlook

Rio Tinto Notice to ASX 2023 Half Year Results Presentation 26 July 2023 The Rio Tinto 2023 half year results presentation will be given at 9.30am (BST) / 6.30pm (AEST) today by Rio Tinto Chief Executive Jakob Stausholm, and Chief Financial Officer Peter Cunningham. The presentation slides are attached and also available at https://www.riotinto.com/en/invest/financial-news- performance/results. The live webcast will be available at https://www.riotinto.com/en/invest/financial-news-performance/results.

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