UBS AG (EPT) - EPT Disclosure

RNS Number:8036L
UBS AG (EPT)
15 January 2008

FORM 38.5(a)

DEALINGS BY CONNECTED EXEMPT PRINCIPAL TRADERS

WITH RECOGNISED INTERMEDIARY STATUS

DEALING IN A CLIENT-SERVING CAPACITY

(Rule 38.5(a) of the Takeover Code)

1. KEY INFORMATION

Name of exempt principal trader UBS AG London Branch
Company dealt in Rio Tinto PLC
Class of relevant security to which the Ordinary 10p
dealings being disclosed relate (Note 1)

Date of dealing 14 JANUARY 2008

2. DEALINGS (Note 2)

(a) Purchases and sales

Total number of securities Highest price paid Lowest price paid
purchased (Note 3) (Note 3)

191,629 5189 pence 5092 pence

Total number of securities Highest price received Lowest price received
sold (Note 3) (Note 3)

52,298 5166 pence 5090 pence

(b) Derivatives transactions (other than options)

Product name, Long/short Number of securities Price per unit
e.g. CFD (Note 4) (Note 5) (Note 3)

CFD LONG 7,000 51.2 GBP
CFD SHORT 50,000 51.82762
CFD SHORT 50,000 51.377
CFD SHORT 50,000 51.413
CFD SHORT 15,000 51.41542
CFD SHORT 10,000 51.743

(c) Options transactions in respect of existing securities

(i) Writing, selling, purchasing or varying

Product Writing, Number of Exercise Type, e.g. Expiry date Option
name,e.g selling, securities price American, moneypaid/received
call purchasing, to which the European etc. per unit (Note 3)
option varying etc option
relates
(Note 5)

(ii) Exercising

Product name, e.g. Number of securities Exercise price per unit
call option (Note 3)

3. 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 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.

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Date of disclosure 15 JANUARY 2008
Contact name NIMISHA SACHDEV
Telephone number 020 7568 9289
Name of offeree/offeror with which BHP Billiton PLC
connected
BHP Billiton LTD
Nature of connection (Note 6) CONNECTED ADVISER

Notes

The Notes on Form 38.5(a) can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk

This information is provided by RNS
The company news service from the London Stock Exchange
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