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 18 August 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 46,159,843 4.62% 884,447 0.09%
securities
(2) Derivatives 513,309 0.05% 1,846,798 0.19%
(other than
options)
(3) Options and 101,400 0.01% 101,300 0.01%
agreements to
purchase/sell
Total 46,774,552 4.69% 2,832,545 0.28%
(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 2,057 46.5062
Purchase 3,952 47.0925
Purchase 2,085 46.8458
Purchase 40 Transfer
Purchase 14 46.5470
Purchase 1,500 46.9365
Purchase 1,278 47.1960
Purchase 6,500 47.2021
Purchase 57,909 47.0179
Purchase 2,510 47.3459
Purchase 700 47.2478
Purchase 40 Transfer
Purchase 41 Transfer
Purchase 13,549 46.8706
Purchase 1,061 46.8300
Purchase 1,101 46.8300
Purchase 4,781 46.8300
Purchase 159 47.3000
Purchase 266 47.3000
Purchase 599 47.3000
Purchase 106 47.0000
Sale 1,600 46.7798
Sale 19,190 46.8593
Sale 20 46.9730
Sale 1,400 46.8336
Sale 40 Transfer
Sale 40 Transfer
Sale 13,106 47.3769
Sale 5,016 46.8300
Sale 4,357 46.8300
Sale 3,240 46.8300
Sale 150 47.3500
Sale 300 47.3000
Sale 419 46.5000
Sale 11,500 47.1300
Sale 16 47.3860
Sale 84 47.0030
Sale 1,864 47.4158
Sale 2,400 46.8856
Sale 41 Transfer
Sale 31,603 47.0695
Sale 400 46.5200
Sale 7,753 46.8975
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 1600 46.7798
CFD Long 1400 46.8335
CFD Long 19190 46.8593
CFD Long 2400 46.8856
CFD Long 7753 46.8974
CFD Long 20 46.973
CFD Long 31603 47.0695
CFD Long 300 47.3
CFD Long 13106 47.3769
CFD Long 1864 47.4158
CFD Short 2057 46.5061
CFD Short 2085 46.8458
CFD Short 13549 46.8706
CFD Short 1728 46.9164
CFD Short 1500 46.9364
CFD Short 57909 47.0178
CFD Short 3952 47.0924
CFD Short 6500 47.2021
CFD Short 700 47.2478
CFD Short 2510 47.3459
(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 19 August 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 -100,000 64.0000 AMER 21/11/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 300 5,000.0000 EURO 19/12/2008
Option Purchased 200 5,000.0000 EURO 19/09/2008
Option Purchased 200 5,000.0000 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 -200 7,000.0000 EURO 19/12/2008
Option Purchased -250 5,200.0000 EURO 19/09/2008
Option Purchased -270 6,400.0000 EURO 19/12/2008
Option Purchased -300 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