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 13 May 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 47,055,741 4.72% 1,021,750 0.10%
securities
(2) Derivatives 2,819,967 0.28% 72,557 0.01%
(other than
options)
(3) Options and 101,450 0.01% 141,080 0.01%
agreements to
purchase/sell
Total 49,977,158 5.01% 1,235,387 0.12%
(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 52,769 65.4110
Purchase 336 66.4500
Purchase 800 64.5113
Purchase 346 65.3750
Purchase 541 64.4224
Purchase 138 63.9500
Purchase 1,028 65.3681
Purchase 19,013 65.9299
Purchase 18,533 66.2088
Purchase 7,268 66.4500
Purchase 11,600 65.8719
Purchase 590 64.0418
Purchase 138 64.0300
Purchase 5,696 65.9299
Purchase 48,000 64.6225
Purchase 80,000 64.0996
Purchase 22 Transfer
Purchase 33,022 66.4055
Purchase 8,426 65.9299
Purchase 3,901 66.4500
Purchase 144 64.9000
Purchase 2,364 65.3658
Purchase 6,510 65.3665
Purchase 1,439 65.3688
Purchase 422 64.4651
Purchase 857 65.3703
Purchase 2,000 63.7596
Purchase 3,759 65.3660
Purchase 141 64.0900
Purchase 2,185 65.3660
Purchase 1,874 65.3673
Purchase 178 65.3339
Purchase 48,000 64.6225
Purchase 47,530 65.8949
Purchase 74 Transfer
Purchase 802 65.3708
Purchase 5,288 64.0418
Purchase 8,810 65.3667
Sale 80,000 64.0996
Sale 2,393 66.2643
Sale 22 Transfer
Sale 32 63.5275
Sale 27,375 66.2727
Sale 36 63.4460
Sale 6,598 65.0885
Sale 74 Transfer
Sale 4,000 66.5138
Sale 174 64.0594
Sale 75 63.9920
Sale 37 Transfer
Sale 40 65.7745
Sale 110 64.5745
Sale 90 64.5746
Sale 30 63.8620
Sale 40 64.6200
Sale 40 64.1100
Sale 80 66.0045
Sale 100 66.5720
Sale 100 64.8660
Sale 55 63.9556
Sale 150 64.7790
Sale 200 64.6030
Sale 138 64.0300
Sale 200 65.7820
Sale 80,000 64.0996
Sale 1,600 64.4700
Sale 200 64.7020
Sale 25 64.0632
Sale 63 Transfer
Sale 44 Transfer
Sale 48,000 64.6225
Sale 19,098 66.0716
Sale 10,005 66.5051
Sale 19 64.7805
Sale 556 64.0294
Sale 35 65.7524
Sale 38 64.7775
Sale 65 66.4725
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 556 64.0294
CFD Long 174 64.0594
CFD Long 80000 64.0996
CFD Long 6598 65.0884
CFD Long 893 65.3535
CFD Long 19098 66.0715
CFD Long 2393 66.2643
CFD Long 27375 66.2726
CFD Long 10005 66.5051
CFD Short 2000 63.7595
CFD Short 541 64.4224
CFD Short 800 64.5112
CFD Short 48000 64.6225
CFD Short 52769 65.4109
CFD Short 11600 65.8719
CFD Short 47530 65.8949
CFD Short 18533 66.2088
CFD Short 33022 66.4055
(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 14 May 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 350 4,600.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 250 3,000.0000 EURO 20/06/2008
Option Purchased 250 3,800.0000 EURO 20/06/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased -135 5,200.0000 EURO 19/12/2008
Option Purchased -145 5,200.0000 EURO 19/12/2008
Option Purchased -250 5,200.0000 EURO 19/09/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased -300 3,800.0000 EURO 20/06/2008
Option Purchased -2,000 70.0000 AMER 20/06/2008
Option Purchased -38,000 70.0000 AMER 20/06/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
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