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 29 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 46,730,858 4.68% 1,009,544 0.10%
securities
(2) Derivatives 2,806,006 0.28% 177,855 0.02%
(other than
options)
(3) Options and 101,461 0.01% 341,080 0.03%
agreements to
purchase/sell
Total 49,638,325 4.97% 1,528,479 0.15%
(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 652 61.9329
Purchase 168 61.8000
Purchase 7,301 61.9339
Purchase 4,108 62.4860
Purchase 4,700 61.7800
Purchase 20,904 62.6193
Purchase 11,300 62.0218
Purchase 61 61.9000
Purchase 6,690 62.0423
Purchase 3,026 62.5757
Purchase 2,840 61.9947
Sale 322 61.6633
Sale 479 61.6633
Sale 113 63.1197
Sale 1,106 61.6633
Sale 6,939 61.6633
Sale 100 61.2216
Sale 85 62.2900
Sale 18,447 61.6633
Sale 2,691 61.6633
Sale 1,360 62.8332
Sale 4,399 62.8332
Sale 719 61.6633
Sale 80 63.3000
Sale 117 Transfer
Sale 210 63.2500
Sale 21 62.0300
Sale 150 62.5975
Sale 6,000 61.8000
Sale 51,274 61.3888
Sale 567 61.6633
Sale 19,626 61.9877
Sale 20,177 61.5451
Sale 30 62.0545
Sale 9,401 61.9377
Sale 7,378 62.1260
Sale 7,352 61.6605
Sale 29 61.9800
Sale 83 Transfer
Sale 250 63.2300
Sale 1,421 63.1197
Sale 739 61.6633
Sale 408 63.1197
Sale 44 63.1197
Sale 1,304 63.0376
Sale 1,076 62.8000
Sale 103 62.8000
Sale 27,099 62.8332
Sale 330 63.1197
Sale 664 63.1197
Sale 1,840 63.1197
Sale 720 61.6633
Sale 296 63.1197
Sale 648 63.1197
Sale 816 63.1197
Sale 265 63.1197
Sale 58 63.1197
Sale 766 63.1197
Sale 2,886 62.8332
Sale 826 62.6218
Sale 347 63.1197
Sale 974 61.6633
Sale 112 61.6633
Sale 2,630 61.6633
Sale 1,863 61.6633
Sale 210 61.6633
Sale 150 61.9300
Sale 3,507 63.1197
Sale 125 61.9500
Sale 2,158 62.8332
Sale 542 61.6633
Sale 7,317 62.8332
Sale 3,913 62.8332
Sale 6,962 62.8332
Sale 2,763 62.8332
Sale 15,225 62.8332
Sale 4,779 62.8332
Sale 30 63.2300
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 51274 61.3888
CFD Long 20177 61.545
CFD Long 7352 61.6605
CFD Long 2680 61.8124
CFD Long 9401 61.9377
CFD Long 19626 61.9876
CFD Long 7378 62.126
CFD Long 259 63.0291
CFD Short 652 61.9328
CFD Short 7301 61.9338
CFD Short 2840 61.9946
CFD Short 11300 62.0218
CFD Short 6690 62.0423
CFD Short 4108 62.486
CFD Short 3026 62.5757
CFD Short 670 62.603
CFD Short 20904 62.6192
CFD Short 3214 62.6218
(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 30 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 -135 5,200.0000 EURO 19/12/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
Option Purchased -38,000 70.0000 AMER 20/06/2008
Option Purchased -10,000 74.0000 AMER 20/06/2008
Option Purchased -2,000 70.0000 AMER 20/06/2008
Option Purchased -300 3,800.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 19/09/2008
Option Purchased -190,000 74.0000 AMER 20/06/2008
Option Purchased -145 5,200.0000 EURO 19/12/2008
Option Purchased 100,000 56.0000 AMER 18/12/2009
Option Purchased 11 7,600.0000 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 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 -250 2,500.0000 EURO 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