7th May 2008 14:37
Citigroup Derivatives Markets Inc07 May 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 Citigroup Derivatives Markets Inc Company dealt in Rio Tinto plc Class of relevant security to which the Ordinary Shares (dealt in the form of ADRs)dealings being disclosed relate (Note 1) Date of dealing 06 May 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 11,666 19,700 (0.00%) (0.00%) (2) Derivatives (other than options) (0.00%) (0.00%) (3) Options and agreements to purchase/sell 110,300 100,100 (0.01%) (0.01%) Total 121,966 119,800 (0.01%) (0.01%) (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 Convertible Number Number (%) (%) (1) Relevant securities (0.00%) (0.00%) (2) Derivatives (other than options) (0.00%) (0.00%) (3) Options and agreements to purchase/sell (0.00%) (0.00%) Total (0.00%) (0.00%) (c) Rights to subscribe (Note 2) Class of relevant security: Details 3. DEALINGS (Note 3) (a) Purchases and sales Purchase Number of securities Price per unit (Note 4) USD (unless stated) 100 506.17 100 506.17Total 200 Sales Number of securities Price per unit (Note 4) USD (unless stated) -37 515.59 -63 515.66 -100 515.66 -100 493.79 -100 510.82 -200 493.23 -300 493.32Total 900 (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, Number of Exercise Type, e.g. Expiry Option money selling, securities to American,e.g. call option purchasing, which the option Price (USD) European etc. date paid/received varying etc. relates (Note 6) per unit (USD)(C = call; (Note 4) P = put) C purchasing 1000 470 AMERICAN 2008-05-17 29.1 P purchasing 500 410 AMERICAN 2008-07-19 5.4 C purchasing 500 470 AMERICAN 2008-05-17 29 C purchasing 500 470 AMERICAN 2008-06-21 48.4 C purchasing 500 470 AMERICAN 2008-06-21 55.03 C purchasing 100 560 AMERICAN 2008-07-19 17.5 C selling -100 510 AMERICAN 2008-05-17 18.8 P selling -100 450 AMERICAN 2008-06-21 12.7 C selling -500 460 AMERICAN 2008-06-21 55.45 P selling -500 470 AMERICAN 2008-05-17 3.5 C selling -500 460 AMERICAN 2008-06-21 62.52 C selling -500 500 AMERICAN 2008-05-17 12.6 P selling -1000 430 AMERICAN 2008-07-19 11.3 (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. None Is a Supplemental Form 38.5(b) attached? (Note 8) YES Date of disclosure 07 May 2008 Contact name Pavla Trskova Telephone number 02890 409544 Name of offeree/offeror with which connected BHP Billiton plcNature of connection (Note 9) Corporate Broker/Financial Advisor Notes The Notes on Form 38.5(b) can be viewed on the Takeover Panel's website atwww.thetakeoverpanel.org.uk SUPPLEMENTAL FORM 38.5(b) DETAILS OF OPEN POSITIONS (This form should be attached to Form 38.5(b)) OPEN POSITIONS (Note 1) Product name, Written or Number of securities Exercise price Type, e.g. Expiry date purchased to which the option or (Note 2) American,e.g. call option derivative relates European etc. C purchased 2008-07-19 470 American 2008-07-19 P purchased 2008-07-19 300 American 2008-07-19 C purchased 2008-07-19 580 American 2008-07-19 C purchased 2008-07-19 590 American 2008-07-19 C purchased 2008-07-19 600 American 2008-07-19 C purchased 2008-07-19 570 American 2008-07-19 P purchased 2008-07-19 520 American 2008-07-19 C purchased 2008-07-19 560 American 2008-07-19 C purchased 2008-05-17 510 American 2008-05-17 C purchased 2008-07-19 550 American 2008-07-19 C purchased 2008-07-19 450 American 2008-07-19 P purchased 2008-07-19 400 American 2008-07-19 P purchased 2008-05-17 370 American 2008-05-17 P purchased 2008-05-17 380 American 2008-05-17 C purchased 2008-07-19 440 American 2008-07-19 C purchased 2008-07-19 580 American 2008-07-19 C purchased 2008-10-18 420 American 2008-10-18 C purchased 2008-10-18 500 American 2008-10-18 C purchased 2008-10-18 440 American 2008-10-18 C purchased 2008-05-17 470 American 2008-05-17 C purchased 2008-07-19 360 American 2008-07-19 P purchased 2008-07-19 500 American 2008-07-19 P purchased 2008-05-17 370 American 2008-05-17 P purchased 2008-10-18 440 American 2008-10-18 P purchased 2008-07-19 490 American 2008-07-19 C purchased 2008-07-19 540 American 2008-07-19 C purchased 2008-06-21 470 American 2008-06-21 P purchased 2008-07-19 250 American 2008-07-19 P purchased 2008-07-19 260 American 2008-07-19 P purchased 2008-07-19 290 American 2008-07-19 P purchased 2008-07-19 310 American 2008-07-19 P purchased 2008-07-19 390 American 2008-07-19 P purchased 2008-10-18 370 American 2008-10-18 C purchased 2008-10-18 420 American 2008-10-18 P purchased 2008-10-18 420 American 2008-10-18 C purchased 2008-10-18 430 American 2008-10-18 C purchased 2008-10-18 450 American 2008-10-18 C purchased 2008-10-18 470 American 2008-10-18 C purchased 2008-10-18 500 American 2008-10-18 P purchased 2008-05-17 380 American 2008-05-17 C purchased 2008-07-19 330 American 2008-07-19 P purchased 2008-05-17 400 American 2008-05-17 C purchased 2008-10-18 460 American 2008-10-18 P purchased 2008-07-19 300 American 2008-07-19 P purchased 2008-05-17 480 American 2008-05-17 C purchased 2008-05-17 430 American 2008-05-17 C purchased 2008-05-17 480 American 2008-05-17 P purchased 2008-07-19 450 American 2008-07-19 C purchased 2008-07-19 470 American 2008-07-19 C purchased 2008-07-19 550 American 2008-07-19 C purchased 2008-05-17 420 American 2008-05-17 C purchased 2008-07-19 250 American 2008-07-19 P purchased 2008-07-19 330 American 2008-07-19 C purchased 2008-07-19 370 American 2008-07-19 P purchased 2008-05-17 450 American 2008-05-17 C purchased 2008-05-17 520 American 2008-05-17 C purchased 2008-07-19 300 American 2008-07-19 C purchased 2008-07-19 330 American 2008-07-19 C purchased 2008-07-19 410 American 2008-07-19 C purchased 2008-07-19 480 American 2008-07-19 C purchased 2008-05-17 440 American 2008-05-17 C purchased 2008-05-17 460 American 2008-05-17 P purchased 2008-05-17 460 American 2008-05-17 C purchased 2008-05-17 470 American 2008-05-17 C purchased 2008-05-17 480 American 2008-05-17 P purchased 2008-05-17 500 American 2008-05-17 P purchased 2008-05-17 510 American 2008-05-17 C purchased 2008-07-19 320 American 2008-07-19 P purchased 2008-07-19 330 American 2008-07-19 P purchased 2008-07-19 390 American 2008-07-19 P purchased 2008-05-17 420 American 2008-05-17 P purchased 2008-05-17 480 American 2008-05-17 C purchased 2008-07-19 250 American 2008-07-19 P purchased 2008-07-19 250 American 2008-07-19 P purchased 2008-07-19 280 American 2008-07-19 P purchased 2008-07-19 320 American 2008-07-19 C purchased 2008-07-19 390 American 2008-07-19 C purchased 2008-07-19 500 American 2008-07-19 C purchased 2008-07-19 520 American 2008-07-19 P purchased 2008-07-19 570 American 2008-07-19 P purchased 2008-07-19 580 American 2008-07-19 C written 2008-05-17 410 American 2008-05-17 P written 2008-05-17 430 American 2008-05-17 C written 2008-05-17 500 American 2008-05-17 P written 2008-06-21 450 American 2008-06-21 P written 2008-06-21 460 American 2008-06-21 C written 2008-06-21 520 American 2008-06-21 C written 2008-07-19 320 American 2008-07-19 C written 2008-07-19 350 American 2008-07-19 C written 2008-07-19 360 American 2008-07-19 C written 2008-07-19 430 American 2008-07-19 C written 2008-07-19 440 American 2008-07-19 P written 2008-07-19 460 American 2008-07-19 C written 2008-07-19 530 American 2008-07-19 P written 2008-10-18 400 American 2008-10-18 P written 2008-10-18 430 American 2008-10-18 C written 2008-05-17 400 American 2008-05-17 P written 2008-05-17 410 American 2008-05-17 P written 2008-05-17 440 American 2008-05-17 C written 2008-05-17 450 American 2008-05-17 P written 2008-07-19 310 American 2008-07-19 C written 2008-07-19 420 American 2008-07-19 C written 2008-07-19 460 American 2008-07-19 C written 2008-06-21 480 American 2008-06-21 C written 2008-06-21 480 American 2008-06-21 C written 2008-07-19 420 American 2008-07-19 P written 2008-05-17 430 American 2008-05-17 C written 2008-06-21 470 American 2008-06-21 P written 2008-07-19 410 American 2008-07-19 C written 2008-05-17 400 American 2008-05-17 P written 2008-05-17 470 American 2008-05-17 C written 2008-05-17 490 American 2008-05-17 P written 2008-07-19 490 American 2008-07-19 C written 2008-05-17 440 American 2008-05-17 P written 2008-05-17 490 American 2008-05-17 P written 2008-07-19 380 American 2008-07-19 C written 2008-07-19 400 American 2008-07-19 P written 2008-07-19 420 American 2008-07-19 C written 2008-07-19 450 American 2008-07-19 C written 2008-10-18 440 American 2008-10-18 C written 2008-07-19 370 American 2008-07-19 P written 2008-07-19 470 American 2008-07-19 P written 2008-07-19 510 American 2008-07-19 P written 2008-07-19 600 American 2008-07-19 C written 2008-06-21 460 American 2008-06-21 P written 2008-07-19 270 American 2008-07-19 P written 2008-07-19 340 American 2008-07-19 P written 2008-07-19 350 American 2008-07-19 P written 2008-07-19 350 American 2008-07-19 C written 2008-07-19 380 American 2008-07-19 P written 2008-07-19 430 American 2008-07-19 P written 2008-07-19 440 American 2008-07-19 P written 2008-07-19 470 American 2008-07-19 C written 2008-07-19 490 American 2008-07-19 P written 2008-07-19 550 American 2008-07-19 C written 2008-07-19 590 American 2008-07-19 P written 2008-10-18 370 American 2008-10-18 P written 2008-10-18 380 American 2008-10-18 P written 2008-10-18 390 American 2008-10-18 P written 2008-10-18 460 American 2008-10-18 P written 2008-10-18 480 American 2008-10-18 P written 2008-05-17 440 American 2008-05-17 P written 2008-05-17 450 American 2008-05-17 P written 2008-07-19 340 American 2008-07-19 C written 2008-07-19 430 American 2008-07-19 P written 2008-07-19 540 American 2008-07-19 P written 2008-10-18 450 American 2008-10-18 C written 2008-05-17 490 American 2008-05-17 P written 2008-07-19 360 American 2008-07-19 P written 2008-07-19 410 American 2008-07-19 P written 2008-07-19 590 American 2008-07-19 P written 2008-05-17 410 American 2008-05-17 C written 2008-07-19 510 American 2008-07-19 C written 2008-05-17 500 American 2008-05-17 P written 2008-07-19 360 American 2008-07-19 C written 2008-07-19 500 American 2008-07-19 P written 2008-05-17 400 American 2008-05-17 C written 2008-07-19 400 American 2008-07-19 C written 2008-07-19 600 American 2008-07-19 P written 2008-07-19 320 American 2008-07-19 P written 2008-07-19 440 American 2008-07-19 P written 2008-07-19 450 American 2008-07-19 C written 2008-05-17 520 American 2008-05-17 P written 2008-07-19 430 American 2008-07-19 C written 2008-07-19 480 American 2008-07-19 C written 2008-07-19 300 American 2008-07-19 C written 2008-07-19 560 American 2008-07-19 C written 2008-07-19 410 American 2008-07-19 P written 2008-07-19 460 American 2008-07-19 C written 2008-07-19 460 American 2008-07-19 Notes 1. Where there are open option positions or open derivative positions (exceptfor CFDs), full details should be given. Full details of any existingagreements to purchase or to sell should also be given on this form. 2. For all prices and other monetary amounts, the currency must be stated. For details of the Code's dealing disclosure requirements, see Rules 8 and 38.5and their Notes which 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