Transaction in Own Shares

Rio Tinto PLC 23 February 2007 Rio Tinto plc Transaction in Own Shares 23 February 2007 Rio Tinto plc announces today that it has transferred to participants in its employee share schemes the following number of its ordinary shares of 10p each, which were previously held as treasury shares. Ordinary Shares Date of transfer: 23 February 2007 Number of ordinary shares transferred: 36,969 Highest transfer price per share: 1458.6p Lowest transfer price per share: 808.8p Following the above purchase, Rio Tinto plc holds 57,029,033 ordinary shares as treasury shares. The total number of ordinary shares in issue (excluding shares held as treasury shares) is 1,014,680,292. For further information, please contact: Investor Relations Nigel Jones Office: +44 (0) 20 7753 2401 Mobile: +44 (0) 7917 227 365 Secretarial Department Matthew Whyte Office: +44 (0) 20 7753 2317 Website: www.riotinto.com This information is provided by RNS The company news service from the London Stock Exchange

Companies

Rio Tinto (RIO)
UK 100

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