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 09 January 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 3)
Long Short
Number (%) Number (%)
(1) Relevant 50,241,954 5.04% 953,720 0.10%
securities
(2) Derivatives 2,366,679 0.24% 137,744 0.01%
(other than
options)
(3) Options and 202,500 0.02% 01,200 0.07%
agreements to
purchase/sell
Total 52,811,133 5.30% 1,792,664 0.18%
(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 3,684 50.0100
Purchase 105 51.0981
Purchase 225 50.0706
Purchase 994 51.1960
Purchase 16,267 51.2821
Purchase 1,558 51.0981
Purchase 243 51.0981
Purchase 1,072 50.3500
Purchase 16,980 51.3400
Purchase 287 51.3400
Purchase 7,764 50.3772
Purchase 1,549 51.3400
Purchase 503 51.7367
Purchase 50 50.1776
Purchase 713 50.2575
Purchase 488 50.7800
Purchase 1,842 50.3200
Purchase 197 50.7262
Purchase 17,864 51.3400
Purchase 4,429 50.3200
Purchase 139 50.4600
Purchase 331 50.7262
Purchase 4,647 51.3400
Purchase 149 51.8822
Purchase 614 49.8340
Purchase 4,435 51.3400
Purchase 4,429 51.3400
Purchase 4,722 50.7252
Purchase 1,698 50.7262
Purchase 486 51.7000
Purchase 12,426 50.4375
Purchase 191 49.9700
Purchase 25,294 50.6251
Purchase 5,269 51.3400
Purchase 4,539 51.3400
Purchase 1,053 50.6700
Purchase 20,334 51.6562
Purchase 51,266 50.6240
Purchase 10,215 50.5803
Purchase 1,743 50.3200
Purchase 27,493 50.7079
Purchase 4,647 50.3200
Purchase 9,756 51.2194
Purchase 11,502 50.8154
Purchase 197 50.7262
Purchase 51,266 50.6240
Purchase 670 50.0100
Purchase 39 51.0500
Purchase 151 50.5300
Purchase 26,058 50.6057
Purchase 576 51.5200
Purchase 10,740 51.7367
Purchase 15,490 51.3400
Sale 21,888 51.3400
Sale 4,722 50.7202
Sale 35 Transfer
Sale 50 50.6400
Sale 150 50.2550
Sale 50 50.6400
Sale 18,803 52.1500
Sale 139 50.4550
Sale 2,338 50.7800
Sale 25,294 50.6251
Sale 225 50.0631
Sale 7,764 50.3697
Sale 1,053 50.6700
Sale 1,072 50.3500
Sale 713 50.2484
Sale 12,426 50.4330
Sale 51,266 50.6240
Sale 191 49.9700
Sale 100 50.6012
Sale 226 50.8800
Sale 10,215 50.5758
Sale 488 50.7800
Sale 18,803 52.1500
Sale 210 50.5675
Sale 11,502 50.8154
Sale 26,058 50.6057
Sale 60 50.1040
Sale 614 49.8340
Sale 82 Transfer
Sale 149 51.8822
Sale 151 50.5300
Sale 27,493 50.7079
Sale 26,058 50.6057
Sale 2,139 50.3200
Sale 100 50.3900
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 1072 50.35
CFD Short 7764 50.3772
CFD Short 4492 50.4833
CFD Short 5723 50.6564
CFD Short 27493 50.7079
CFD Short 4722 50.7252
CFD Long 225 50.063
CFD Long 713 50.2484
CFD Long 7700 50.2649
CFD Long 139 50.4549
CFD Long 1053 50.67
CFD Long 4726 50.7066
CFD Long 11502 50.8154
CFD Long 62 51.2154
(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 10 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 -300,000 56.0000 AMER 15/02/2008
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 125 4,400.0000 EURO 20/06/2008
Option Purchased 200,000 60.0000 AMER 18/01/2008
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 -400 5,600.0000 EURO 18/01/2008
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 500 5,600.0000 EURO 15/02/2008
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