EPT Disclosure

7th Apr 2008 10:23

RMB Morgan Stanley Limited07 April 2008 DEALINGS BY CONNECTED EXEMPT PRINCIPAL TRADERS WITHOUT RECOGNISED INTERMEDIARY STATUS, OR WITH RI STATUS BUT NOT DEALING IN A CLIENT-SERVING CAPACITY (Rule 38.5(b) of the Takeover Code) 1. KEY INFORMATION Name of exempt principal trader RMB Morgan Stanley Limited Company dealt in BHP Billiton Plc Class of relevant security to which the Ordinary Sharesdealings being disclosed relate (Note 1) Date of dealing 04 April 2008 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class ofrelevant security dealt in (Note 2) Long Short Number Number (%) (%) (1) Relevant securities 2,015,020 0 (0.09%) (0.00%) (2) Derivatives (other than options) N/A N/A (3) Options and agreements to purchase/sell N/A N/A Total 2,015,020 0 (0.09%) (0.00%) (b) Interests and short positions in relevant securities of the company,other than the class dealt in (Note 2) Class of relevant security: Long Short Number Number (%) (%) (1) Relevant securities N/A N/A (2) Derivatives (other than options) N/A N/A (3) Options and agreements to purchase/sell N/A N/A Total N/A N/A (c) Rights to subscribe (Note 2) Class of relevant security: Details N/A N/A 3. DEALINGS (Note 3) (a) Purchases and sales Purchase/sale Number of securities Price per unit (Note 4) ZAR PURCHASE 200 238.0000PURCHASE 300,000 247.1000PURCHASE 24,571 247.8275PURCHASE 189 248.0400PURCHASE 4,000 248.0400PURCHASE 5,000 248.0400PURCHASE 811 248.0400PURCHASE 1,800 248.2784PURCHASE 3,200 248.4096PURCHASE 1,958 248.4096PURCHASE 14,720 248.4096PURCHASE 19,732 248.4096PURCHASE 1,566 248.4096PURCHASE 22,021 248.4096PURCHASE 19,497 248.4096PURCHASE 159,400 248.4096PURCHASE 10,570 248.4096PURCHASE 101,398 248.4096PURCHASE 8,456 248.4096PURCHASE 172,103 248.4096PURCHASE 3,000 248.4096SALE 9,000 244.4400SALE 2,545 244.4400SALE 3,455 244.4400SALE 3,000 244.4400SALE 2,000 244.4400SALE 10,000 244.7500SALE 1,128 244.7500SALE 4,436 244.7500SALE 4,436 244.7500SALE 3,041 245.0000SALE 1,961 245.0000SALE 4,998 245.0000SALE 3,311 245.0000SALE 2,000 245.0000SALE 1,839 245.0000SALE 1,000 245.2400SALE 10,000 245.2500SALE 9,000 245.2600SALE 600 245.0000SALE 250 245.5000SALE 2,000 245.5000SALE 10,000 245.7500SALE 4,299 246.0000SALE 4,732 246.0000SALE 89 246.0000SALE 791 246.0000SALE 89 246.0000SALE 1,000 247.8020SALE 327 248.0000SALE 5,000 248.0000SALE 5,000 248.0000SALE 2,761 248.0000SALE 500 248.0000SALE 1,739 248.0000SALE 3,135 248.0000SALE 10,000 248.0000SALE 5,000 248.0000SALE 464 248.0000SALE 5,000 248.0000SALE 5,000 248.0000SALE 9,148 248.0000SALE 300 248.0000SALE 1,182 248.0000SALE 150 248.0000SALE 998 248.0000SALE 5,000 248.0000SALE 900 248.0000SALE 4,100 248.0000SALE 10,000 248.0000SALE 6,401 248.0100SALE 16,300 248.0353SALE 1,358 248.2000SALE 1,800 248.2000SALE 1,707 248.2000SALE 3,293 248.2000SALE 1,842 248.2000SALE 4,673 248.2000SALE 5,000 248.2500SALE 1,200 248.2500SALE 5,000 248.2500SALE 5,000 248.2500SALE 3,800 248.2500SALE 75,000 248.2500SALE 5,000 248.5000SALE 3,222 248.5000SALE 1,097 248.5000SALE 5,000 248.5000SALE 3,000 248.5000SALE 903 248.5000 NUMBER OF BUYS HIGH PRICE LOW PRICE874,192 248.4096 238.0000TOTAL NUMBER OF SELLS HIGH PRICE LOW PRICE327,300 248.5000 244.4400 (b) Derivatives transactions (other than options) Product name, Long/short (Note 5) Number of securities (Note 6) Price per unit (Note 4) ZAR e.g. CFDCFD SHORT 300,000 247.1000CFD SHORT 30,893 249.6000CFD SHORT 9,513 246.0100FUTURE SALE 200 242.5100FUTURE SALE 300 247.0000 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 Is a Supplemental Form 38.5(b) attached? (Note 8) NO Date of disclosure 07 April 2008 Contact name Zafrhan Fahmy Telephone number 020 7677 1871 Name of offeree/offeror with which connected Rio Tinto Plc Nature of connection (Note 9) Advisor Notes The Notes on Form 38.5(b) 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 Exchange

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