Additional Listing

Rio Tinto PLC 07 December 2005 Rio Tinto plc - Additional Listing Application has been made to The UK Listing Authority and the London Stock Exchange for a block listing of 1,000,000 Ordinary shares of 10p each under the Rio Tinto Share Option Plan 1998, to trade on the London Stock Exchange and to be admitted to the Official List upon issuance. The shares shall rank pari passu with the existing issued Ordinary shares of the Company. For further information, please contact: 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

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Rio Tinto (RIO)
UK 100

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