Holding(s) in Company

Rio Tinto PLC 20 October 2005 SCHEDULE 10 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1) NAME OF COMPANY RIO TINTO PLC 2) NAME OF SHAREHOLDER HAVING A MAJOR INTEREST WELLINGTON MANAGEMENT COMPANY, LLP 3) Please state whether notification indicates that it is in respect of holding of the Shareholder named in 2 above or in respect of a non-beneficial interest or in the case of an individual holder if it is a holding of that person's spouse or children under the age of 18 AS IN (2) ABOVE 4) Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them. WELLINGTON MANAGEMENT COMPANY, LLP 5) Number of shares/amount of stock acquired. UNKNOWN 6) Percentage of issued Class UNKNOWN 7) Number of shares/amount of stock disposed - 8) Percentage of issued Class - 9) Class of security ORDINARY SHARES OF 10P 10) Date of transaction UNKNOWN 11) Date company informed 20 OCTOBER 2005 12) Total holding following this notification 30,680,708 13) Total percentage holding of issued class following this notification 2.87% 14) Any additional information - 15) Name of contact and telephone number for queries LOUISE BRENNAN (020 7753 2116) 16) Name and signature of authorised company official responsible for making this notification M J WHYTE Date of Notification 20 OCTOBER 2005 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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