Rule 8.3 - BHP BILLITON PLC

FORM 8.3 DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE (Rule 8.3 of the City Code on Takeovers and Mergers) 1. KEY INFORMATION Name of person dealing BARCLAYS PLC (Note 1) Company dealt in BHP BILLITON PLC Class of relevant security USD0.50 to which the dealings being disclosed relate (Note 2) Date of dealing 27 November 2007 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3) Long Short Number (%) Number (%) (1) Relevant 105,685,081 4.68% 7,029,447 0.31% securities (2) Derivatives 17,292,010 0.77% 13,223,211 0.59% (other than options) (3) Options and 1,289,750 0.06% 1,757,675 0.08% agreements to purchase/sell Total 124,266,841 5.51% 22,010,333 0.98%% (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of Long Short relevant security: Number (%) Number (%) (1) Relevant securities (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total (c) Rights to subscribe (Note 3) Class of relevant security: Details 3. DEALINGS (Note 4) (a) Purchases and sales Purchase/sale Number of Securities Price per unit (GBP) Purchase 195 15.3754 Purchase 245 15.3754 Purchase 89,806 15.2008 Purchase 195 15.3754 Purchase 1,182 15.3671 Purchase 65 15.4377 Purchase 195 15.3754 Purchase 450 15.3554 Purchase 205,144 15.1729 Purchase 1,500 15.0975 Purchase 5,795 15.3730 Purchase 15,111 15.1070 Purchase 1,205 15.3671 Purchase 20,400 15.2790 Purchase 451 15.4519 Purchase 720 15.3671 Purchase 195 15.3754 Purchase 14,630 15.1800 Purchase 41,934 15.1534 Purchase 26,883 15.2085 Purchase 121 15.9577 Purchase 205 15.3754 Purchase 122 15.9577 Purchase 195 15.3754 Purchase 18,255 15.3100 Purchase 1,400 15.3200 Purchase 225 15.3754 Purchase 36 16.0265 Purchase 27 15.9977 Purchase 53,420 15.2769 Purchase 262 15.1377 Purchase 2,482 15.1609 Purchase 9,624 15.1800 Purchase 2,482 15.1609 Purchase 183 16.0131 Purchase 79 15.9577 Purchase 57,397 15.4358 Purchase 265 15.3754 Purchase 32 16.0031 Purchase 195 15.3754 Purchase 893 15.3671 Purchase 195 15.3754 Purchase 17,779 15.1800 Purchase 325 15.3754 Sale 73 15.1223 Sale 57,397 15.4328 Sale 221 15.0023 Sale 1,572 15.5470 Sale 18,255 15.3100 Sale 82 16.2423 Sale 750 15.3023 Sale 14,630 15.1800 Sale 254 15.0423 Sale 18,255 15.3100 Sale 11,781 15.3181 Sale 2,482 15.1609 Sale 540 15.1123 Sale 300 14.9085 Sale 370,689 15.4100 Sale 268 16.2423 Sale 7,740 15.2489 Sale 56,327 15.1992 Sale 25,693 15.2069 Sale 57,397 15.4358 Sale 108,105 15.3112 Sale 13,800 15.2540 Sale 79 15.0723 Sale 31,110 15.3354 Sale 610 15.3400 Sale 557,676 15.2708 Product name, Long/Short Number of Price per (e.g. CFD) (Note 6) Securities unit (GBP) CFD Short 41934 15.1534 CFD Short 2482 15.1608 CFD Short 205144 15.1729 CFD Short 89806 15.2008 CFD Short 26883 15.2085 CFD Short 53420 15.2769 CFD Short 20400 15.2789 CFD Short 5795 15.3729 CFD Short 451 15.4519 CFD Long 300 14.9085 CFD Long 4400 15.1986 CFD Long 25693 15.2069 CFD Long 13800 15.2539 CFD Long 557676 15.2707 CFD Long 108105 15.3112 CFD Long 3340 15.315 CFD Long 11781 15.318 CFD Long 31110 15.3353 CFD Long 57397 15.4328 CFD Long 1572 15.547 (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 e.g. call selling, securities to price American, date paid/received option purchasing, which the option European etc. per unit (GBP) varying etc. relates (GBP) (ii) Exercising Product name, e.g. Number of Exercise price per call option securities unit (Note 5) (d) Other dealings (including new securities) (Note 4) Nature of transaction Details Price per unit (Note 8) (if applicable) (Note 5) 4. OTHER INFORMATION None 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 relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated. Is a Supplemental Form 8 attached? (Note 9) YES Date of disclosure 28 November 2007 Contact name Geoff Smith Telephone number 020 7116 2913 If a connected EFM, name of offeree/offeror with which connected If a connected EFM, state nature of connection (Note 10) Notes The Notes on Form 8.3 can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk SUPPLEMENTAL FORM 8 DETAILS OF OPEN POSITIONS (This form should be attached to Form 8.1, Form 8.1(b)(ii) or Form 8.3, as appropriate) OPEN POSITIONS (Note 1) Product name, Written or Number of securities Exercise price Type, e.g. Expiry date e.g. call option purchased to which the option (Note 2) American, or derivative relates European etc. Option Purchased 250 1,700.0000 EURO 19/12/2008 Option Purchased -500,000 9.5000 EURO 19/12/2008 Option Purchased -250,000 16.0000 AMER 19/09/2008 Option Purchased -1,775 1,600.0000 EURO 20/06/2008 Option Purchased -1,250 1,200.0000 EURO 21/12/2007 Option Purchased -1,000 1,100.0000 EURO 21/12/2007 Option Purchased -1,000 1,500.0000 EURO 19/12/2008 Option Purchased -650 1,900.0000 EURO 21/12/2007 Option Purchased -500 950.0000 EURO 19/12/2008 Option Purchased -500 950.0000 EURO 19/12/2008 Option Purchased -1,000,000 15.0000 AMER 21/12/2007 Option Purchased -500 1,600.0000 EURO 21/12/2007 Option Purchased 500,000 9.5000 EURO 19/12/2008 Option Purchased 350 1,550.0000 EURO 21/12/2007 Option Purchased 450 1,400.0000 EURO 20/03/2008 Option Purchased 500 1,300.0000 EURO 21/12/2007 Option Purchased 500 1,400.0000 EURO 21/12/2007 Option Purchased 700 1,400.0000 EURO 20/03/2008 Option Purchased 1,000 2,000.0000 EURO 21/12/2007 Option Purchased 1,000 1,600.0000 EURO 21/12/2007 Option Purchased 250,000 14.0000 AMER 20/06/2008 Option Purchased 250,000 14.0000 AMER 20/06/2008 Option Purchased 285,000 15.9000 AMER 21/12/2007 Option Purchased -500 1,400.0000 EURO 21/12/2007 Where there are open option positions or open derivative positions (except for CFDs), full details should be given. Full details of any existing agreements 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 Rule 8 and its Notes which can be viewed on the Takeover Panel's website at www.thetakeoverpanel.org.uk

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Barclays (BARC)
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