Transaction in Own Shares

Rio Tinto PLC 16 April 2008 Rio Tinto plc Transaction in Own Shares 16 April 2008 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: 16 April 2008 Number of ordinary shares transferred: 33,321 Highest transfer price per share: 1826.2p Lowest transfer price per share: 965.4p Following the above purchase, Rio Tinto plc holds 73,955,099 ordinary shares as treasury shares. The total number of ordinary shares in issue (excluding shares held as treasury shares) is 997,914,806. For further information, please contact: Investor Relations Nigel Jones Office: +44 (0) 20 7781 2049 Mobile: +44 (0) 7917 227 365 Secretarial Department Matthew Whyte Office: +44 (0) 20 7781 1629 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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