24th Dec 2007 10:47
BNP Paribas London24 December 2007 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 BNP PARIBAS ARBITRAGE SNC Company dealt in RIO TINTO PLC Class of relevant security to which the Ordinary Sharesdealings being disclosed relate (Note 1) Date of dealing 21 December 2007 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 1 938 957 0.1944 (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total 1 938 957 0.1944 (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 (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total (c) Rights to subscribe (Note 2) Class of relevant security: Details 3. DEALINGS (Note 3) (a) Purchases and sales Purchase/sale Number of securities Price per unit (Note 4) Purchases 1022 19.57 134000 46 2000 48 35000 50 806 51.5 2426 51.51 2247 51.52 489 51.53 1058 51.54 565 51.55 807 51.56 855 51.6 795 51.62 2029 51.63 1213 51.64 1847 51.67 355 51.7 2436 51.74 1583 51.75 161 51.76 3108 51.77 3914 51.79 566 51.8 1938 51.81 54 51.82 573 51.83 1841 51.84 9955 51.85 1305 51.87 1366 51.88 1676 51.89 1307 51.9 737 51.91 214 51.92 2912 51.93 4275 51.94 2443 51.95 1793 51.96 6048 51.97 2298 51.98 474 51.99 181253 52 529 52.01 1727 52.02 2573 52.03 865 52.04 3988 52.05 2816 52.06 1364 52.07 309 52.08 523 52.09 4965 52.1 376 52.11 1091 52.12 325 52.13 5880 52.14 1011 52.15 1940 52.16 3647 52.17 40 52.21 238 52.22 666 52.23 200 52.24 1653 52.25 1212 52.27 500 52.28 448 52.29 1764 52.3 486 52.31 460 52.33 279 52.41 268 52.42 227 52.48 140315 52.78 17 52.86Total purchase 604446 Sale 2044 29.36 100000 32 200000 35 17000 40 1000 41 10000 42 26000 43 16000 44 3000 47 112 51.99 8980 52 114 52.01 227 52.02 1753 52.03 86 52.05 444 52.06 1117 52.07 690 52.08 13 52.12 66 52.15 18500 52.17 1200 52.18 1816 52.2 353 52.21 60 52.23 365 52.24 66 52.25 2272 52.26 31 52.28 80 52.29 132 52.3 1149 52.31 2452 52.32 213 52.33 2761 52.34 4933 52.35 1526 52.36 1633 52.37 2400 52.4 2002 52.43 4077 52.44 1000 52.45 1690 52.46 331 52.52 400 52.54 106 52.55 3045 52.58 2809 52.72 619 52.74 2849 52.76 9843 52.78 231 52.79 2094 52.81 58 52.83 2475 52.84 708 52.87 960 52.88 2685 52.9 270 52.96 1096 53Total sale 469936 (b) Derivatives transactions (other than options) Product name, Long/short (Note 5) Number of securities (Note 6) Price per unit (Note 4) e.g. CFD (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 6) price European etc. date paid/received per unit (Note 4) (ii) Exercising Product name, e.g. call option Number of securities Exercise price per unit (Note 4) (d) Other dealings (including new securities) (Note 3) Nature of transaction (Note 7) Details Price per unit (if applicable) (Note 4) 4. 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. Is a Supplemental Form 38.5(b) attached? (Note 8) YES/NO Date of disclosure 24 December 2007 Contact name John Voorwinden Telephone number 020 7595 2627 Name of offeree/offeror with which connected BHP BillitonNature 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 ExchangeRelated Shares:
Rio Tinto