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 23 September 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 46,596,675 4.67% 598,883 0.06%
securities
(2) Derivatives 786,010 0.08% 1,755,917 0.18%
(other than
options)
(3) Options and 101,200 0.01% 151,400 0.02%
agreements to
purchase/sell
Total 47,483,885 4.76% 2,506,200 0.25%
(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 20 40.4055
Purchase 1,253 40.4554
Purchase 41,901 42.4000
Purchase 22,278 40.3072
Purchase 55,855 40.5564
Purchase 99 Transfer
Purchase 12,209 40.3158
Purchase 713 40.3934
Purchase 77,274 40.3950
Purchase 25,534 40.2797
Purchase 1,323 40.4175
Purchase 390 44.5628
Purchase 2,574 40.1753
Purchase 39,000 40.2300
Purchase 3,826 40.2598
Purchase 6,523 42.4000
Purchase 271 40.4149
Purchase 26,656 42.4000
Purchase 16,660 40.2300
Purchase 200 40.3300
Sale 6,008 40.4670
Sale 71 Transfer
Sale 22,726 40.8139
Sale 200 40.3300
Sale 41,901 42.4000
Sale 1,760 40.4491
Sale 99 Transfer
Sale 50,423 40.5489
Sale 1,200 40.7047
Sale 77,274 40.3950
Sale 390 44.5628
Sale 89 42.0870
Sale 25,019 43.8379
Sale 777 40.2300
Sale 3,429 40.2300
Sale 77,274 40.3950
Sale 6,523 42.4000
Sale 824 42.4000
Sale 328 40.4165
Sale 166 40.4164
Sale 71 41.3000
Sale 200 39.9700
Sale 485 Transfer
Sale 153 40.5151
Sale 8,652 40.5056
Sale 28,756 40.2300
Sale 10,313 40.4130
Sale 390 40.0400
Sale 73,885 40.3683
Sale 16,900 40.5763
Sale 23,761 40.5828
Sale 6 42.6300
Sale 5,602 40.3317
Sale 816 40.5151
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 200 40.33
CFD Long 73885 40.3682
CFD Long 10313 40.413
CFD Long 1760 40.449
CFD Long 6008 40.467
CFD Long 8652 40.5055
CFD Long 50423 40.5488
CFD Long 16900 40.5763
CFD Long 23761 40.5828
CFD Long 1200 40.7047
CFD Long 22726 40.8138
CFD Long 25019 43.8379
CFD Short 3826 40.2597
CFD Short 25534 40.2797
CFD Short 22278 40.3072
CFD Short 12209 40.3158
CFD Short 200 40.33
CFD Short 20 40.4055
CFD Short 55855 40.5563
(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 24 September 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 100,000 56.0000 AMER 18/12/2009
Option Purchased -50,000 64.0000 AMER 21/11/2008
Option Purchased -100,000 64.0000 AMER 21/11/2008
Option Purchased 500 5,000.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased -135 5,200.0000 EURO 19/12/2008
Option Purchased -145 5,200.0000 EURO 19/12/2008
Option Purchased -270 6,400.0000 EURO 19/12/2008
Option Purchased -350 5,000.0000 EURO 19/12/2008
Option Purchased -500 7,000.0000 EURO 19/12/2008
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