2nd May 2008 11:45
UBS AG (EPT)02 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 AG London BranchCompany dealt in Rio Tinto LimitedClass of relevant security to which the Ordinarydealings being disclosed relate (Note 1)Date of dealing 01 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 0.00% 0 0.00%(2) Derivatives (other thanoptions)(3) Options and agreements topurchase/sellTotal 0 0.00% 0 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(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 Purchase/sale Number of securities Price per unit (Note 4) PURCHASE 676 13402 AUD Cents PURCHASE 261 13412 PURCHASE 30 13413 PURCHASE 260 13413 PURCHASE 284 13415 PURCHASE 389 13415 SALE 293 13416 PURCHASE 493 13416 PURCHASE 227 13416 PURCHASE 31 13416 PURCHASE 330 13416 SALE 412 13424 PURCHASE 74 13425 SALE 8 13425 SALE 500 13425 SALE 999 13428 PURCHASE 60 13429 PURCHASE 412 13430 PURCHASE 240 13431 SALE 45 13431 SALE 25 13431 SALE 6 13431 SALE 97 13431 SALE 420 13431 PURCHASE 89 13436 PURCHASE 157 13436 SALE 925 13447 PURCHASE 284 13450 SALE 12 13450 PURCHASE 182 13451 PURCHASE 567 13451 PURCHASE 89 13451 PURCHASE 324 13460 SALE 1856 13467 PURCHASE 1 13470 PURCHASE 220 13470 PURCHASE 111 13470 PURCHASE 67 13470 PURCHASE 289 13470 PURCHASE 422 13470 PURCHASE 1 13471 PURCHASE 250 13471 PURCHASE 192 13471 PURCHASE 220 13471 PURCHASE 84 13474 PURCHASE 250 13474 SALE 458 13479 SALE 420 13479 PURCHASE 5 13480 PURCHASE 230 13480 SALE 118 13485 SALE 1500 13491 SALE 100 13497 SALE 185 13497 SALE 568 13499 SALE 500 13500 PURCHASE 900 13500 PURCHASE 951 13500 SALE 1623 13500 PURCHASE 113 13501 PURCHASE 85 13501 PURCHASE 113 13504 PURCHASE 4 13504 PURCHASE 401 13507 SALE 22146 13507.31 PURCHASE 22146 13507.31 PURCHASE 74 13509 PURCHASE 87 13509 PURCHASE 17 13509 PURCHASE 340 13509 PURCHASE 153 13510 PURCHASE 220 13511 PURCHASE 953 13513 PURCHASE 93 13514 PURCHASE 30 13514 PURCHASE 22499 13514.17 SALE 22499 13514.17 SALE 147 13517 SALE 24 13517 SALE 42 13517 SALE 6 13517 SALE 2 13517 PURCHASE 171 13518 SALE 264 13520 SALE 176 13520 PURCHASE 260 13521 SALE 50 13525 SALE 39 13525 SALE 6 13525 SALE 22 13525 SALE 779 13525 SALE 246 13526 PURCHASE 341 13527 PURCHASE 53 13527 PURCHASE 260 13527 SALE 125 13533 PURCHASE 244 13533 SALE 422 13533 PURCHASE 8 13534 PURCHASE 71 13535 SALE 265 13535 SALE 1 13536 SALE 100 13536 PURCHASE 311 13536 SALE 200 13536 PURCHASE 695 13538 PURCHASE 566 13540 SALE 486 13541 PURCHASE 228 13541 PURCHASE 100 13541 PURCHASE 2 13541 PURCHASE 19 13547 PURCHASE 424 13547 SALE 126 13547 SALE 300 13548 SALE 1 13548 SALE 354 13548 PURCHASE 492 13549 SALE 1845 13549 SALE 189 13549 PURCHASE 24 13549 PURCHASE 17 13549 PURCHASE 80 13549 SALE 830 13550 SALE 322 13550 SALE 332 13550 PURCHASE 16 13550 PURCHASE 1 13552 PURCHASE 1 13552 PURCHASE 240 13552 PURCHASE 969 13554 PURCHASE 8 13554 SALE 324 13554 SALE 100 13554 PURCHASE 1000 13560 PURCHASE 305 13560 PURCHASE 500 13563 PURCHASE 500 13565 SALE 3 13570 SALE 243 13570 SALE 748 13570 PURCHASE 70 13607 SALE 1836 13616 SALE 474 13617 PURCHASE 1835 13623 TOTAL PURCHASES 66,791 TOTAL SALES 67,144 (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 02 MAY 2008Contact name NIMISHA SACHDEVTelephone number 020 7567 8762Name of offeree/offeror with which connected BHP Billiton PLC BHP Billiton LTDNature 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