1st May 2008 09:37
Morgan Stanley Securities Limited01 May 2008 AMENDMENT TO ANNOUNCEMENT 4439T RELEASED AT 11:38 ON 30 APRIL 2008 DEALINGS BY CONNECTED EXEMPT PRINCIPAL TRADERS WITH RECOGNISED INTERMEDIARY STATUS DEALING IN A CLIENT-SERVING CAPACITY (Rule 38.5(a) of the Takeover Code) 1. KEY INFORMATION Name of exempt principal trader Morgan Stanley Securities Limited Company dealt in Rio Tinto Plc Class of relevant security to which the Ordinary Sharesdealings being disclosed relate (Note 1) Date of dealing 29 April 2008 2. DEALINGS (Note 2) (a) Purchases and sales Total number of securities purchased Highest price paid (Note 3) GBP Lowest price paid (Note 3) GBP 437,473 61.5500 59.5300 Total number of securities sold Highest price received (Note 3) GBP Lowest price received (Note 3) GBP 354,731 61.5500 59.6000 (b) Derivatives transactions (other than options) Product name, Long/short (Note 4) Number of securities (Note 5) Price per unit (Note 3) GBP e.g. CFDCFD SHORT 18,720 60.2293CFD SHORT 2,416 60.2293CFD LONG 45 59.7098CFD LONG 546 59.7098CFD LONG 5,500 60.0990CFD LONG 5,577 60.2003CFD LONG 80,223 60.2003CFD LONG 2,406 60.2814CFD LONG 4,250 60.3653CFD LONG 750 60.3653CFD LONG 50,000 60.7388CFD SHORT 329 59.8220CFD SHORT 27 59.8220CFD SHORT 25,000 59.8413CFD SHORT 2,160 59.8413CFD SHORT 200 60.1069CFD SHORT 5,000 60.2685CFD SHORT 2,364 60.3264CFD SHORT 27,365 60.3264CFD SHORT 22,635 60.5775CFD SHORT 1,955 60.5775CFD SHORT 5,738 60.9135CFD SHORT 50,000 60.9357CFD SHORT 4,319 60.9357CFD SHORT 114 61.5808 (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product name, Writing, selling, Number of securities Exercise Type, e.g. Expiry Option money purchasing, to which the option American,e.g. call option varying etc. relates (Note 5) price GBP European etc. date paid/received per unit (Note 3) N/A N/A N/A N/A N/A N/A N/A (ii) Exercising Product name, e.g. call option Number of securities Exercise price per unit (Note 3)N/A N/A N/A 3. OTHER INFORMATION Agreements, arrangements or understandings relating to options or derivatives Full details of any agreement, arrangement or understanding between the person disclosing and any other person relatingto the voting rights of any relevant securities under any option referred to on this form or relating to the votingrights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form isreferenced. If none, this should be stated. NONE Date of disclosure 01 May 2008 Contact name Zafrhan Fahmy Telephone number 020 7677 1871 Name of offeree/offeror with which connected Rio Tinto Plc Nature of connection (Note 6) Advisor Notes The Notes on Form 38.5(a) can be viewed on the Takeover Panel's website atwww.thetakeoverpanel.org.uk This information is provided by RNS The company news service from the London Stock ExchangeRelated Shares:
Rio Tinto