Rule 8.3 - RIO TINTO 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 RIO TINTO
Class of relevant security ORD GBP0.10
to which the dealings being
disclosed relate (Note 2)
Date of dealing 31 December 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 49,603,088 4.97% 1,036,809 0.10%
securities
(2) Derivatives 2,352,603 0.24% 133,104 0.01%
(other than
options)
(3) Options and 202,100 0.02% 700,800 0.07%
agreements to
purchase/sell
Total 52,157,791 5.23% 1,870,713 0.19%
(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 16,359 53.1700
Purchase 4,292 53.0383
Purchase 6,136 53.0724
Purchase 1,592 53.0360
Purchase 11,022 53.0307
Purchase 12,391 53.2363
Purchase 5,517 53.1700
Purchase 13,276 53.1700
Purchase 7,480 53.1700
Purchase 1,142 53.0750
Purchase 2,121 53.1000
Purchase 4,886 52.9830
Purchase 486 53.4000
Purchase 924 52.9509
Purchase 2 53.7000
Purchase 11,022 53.0307
Purchase 610 53.1700
Purchase 17,000 53.1700
Purchase 248 Transfer
Purchase 2,700 53.0396
Purchase 545 53.1700
Purchase 1,142 53.0750
Purchase 310 53.1700
Sale 4,292 53.0383
Sale 2,121 53.1000
Sale 2,071 53.1700
Sale 1,386 53.1700
Sale 134 53.2419
Sale 25,897 53.1700
Sale 17,000 53.1700
Sale 2,700 53.0396
Sale 4,292 53.0383
Sale 592 53.1700
Sale 40 52.7825
Sale 924 52.9509
Sale 19,121 53.1622
Sale 6,136 53.0724
Sale 924 52.9509
Sale 1,592 53.0313
Sale 4,886 52.9782
Sale 9,323 53.1700
Sale 61 53.0951
Sale 19 53.0400
Sale 12,391 53.2363
Sale 2 53.7000
Sale 930 53.1700
Sale 11,022 53.0307
Sale 1,142 53.0750
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 249 52.9447
CFD Short 4637 52.985
CFD Short 6136 53.0724
CFD Short 1142 53.075
CFD Long 924 52.9508
CFD Long 1361 53.0289
CFD Long 2700 53.0396
CFD Long 231 53.0452
CFD Long 134 53.2419
(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 01 January 2008
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 125 4,400.0000 EURO 20/06/2008
Option Purchased -300,000 52.0000 AMER 15/02/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
Option Purchased -300 3,800.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 20/03/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased 50 5,400.0000 EURO 20/03/2008
Option Purchased -300,000 56.0000 AMER 15/02/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 200,000 60.0000 AMER 18/01/2008
Option Purchased 250 6,000.0000 EURO 15/02/2008
Option Purchased 250 6,000.0000 EURO 15/02/2008
Option Purchased 250 3,800.0000 EURO 20/06/2008
Option Purchased 250 3,000.0000 EURO 20/06/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 100 5,600.0000 EURO 18/01/2008
Notes
1. 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