6th May 2008 16:41
UBS Securities LLC06 May 2008 FORM 38.5(b) 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 UBS Securities LLC Company dealt in Rio Tinto PLC (ISIN US7672041008)Class of relevant security to which thedealings being disclosed relate (Note 1) Ordinary shares dealt in ADR form ADR (1 ADR = 4 Ords) Date of dealing 02 May 2008 2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 2) Long Short Number (%) Number (%)(1) Relevant securities 0 Ords - 4556 Ords 0.00 (equivalent (equivalent to 0 ADRs) to 1139 ADRs)(2) Derivatives (other than - - - -options)(3) Options and agreements to 0 Ords - 0 Ords -purchase/sell (equivalent (equivalent to 0 ADRs to 0 ADRs) Total 0 Ords - 4556 0.00 (equivalent Ords to 0 ADRs) (equivalent to 1139 ADRs) (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 thanoptions)(3) Options and agreements topurchase/sellTotal (c) Rights to subscribe (Note 2)Class of relevant security: Details 3. DEALINGS (Note 3) (a) Purchases and sales Buy/Sell Equivalent Trade Price (USD) Ord QuantityB 5288 480.188B 7760 481.814B 38628 478.729B 1200 477.993B 18312 482.43B 9656 480.601S 14168 475.82S 12700 478.978S 18840 481.155S 2400 482.937S 400 484.5S 5064 479.351S 27272 482.154Total Buys 80844Total Sells 80844 (b) Derivatives transactions (other than options)Product name, e.g Long/short (Note 5) Number of securities Price per unitCFD (Note 6) (Note 4) (c) Options transactions in respect of existing securities (i) Writing, selling, purchasing or varying Product Writing, Number of Exercise Type, e.g. Expiry Optionname,e.g. selling, securities price American, date money paid/call purchasing, to which the European received peroption varying etc option etc. unit (Note relates 4) (Note 6) (ii) Exercising Product name, e.g. call Number of securities Exercise price per unitoption (Note 4) (d) Other dealings (including new securities) (Note 3) Nature of transaction Details Price per unit (if applicable)(Note 7) 4. OTHER INFORMATION Agreements, arrangements or understandings relating to options or derivatives Full details of any agreement, arrangement or understanding between the persondisclosing and any other person relating to the voting rights of any relevantsecurities under any option referred to on this form or relating to the votingrights or future acquisition or disposal of any relevant securities to which anyderivative referred to on this form is referenced. If none, this should bestated. .............................................................................. .............................................................................. Is a Supplemental Form 38.5(b) attached? (Note 8) NO Date of disclosure 05 May 2008Contact name Richard MulcahyTelephone number 203 719 0467Name of offeree/offeror with which connected BHP BillitonNature of connection (Note 9) Connected Adviser 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