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 21 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 46,641,956 4.67% 943,930 0.09%
securities
(2) Derivatives 2,733,555 0.27% 69,952 0.01%
(other than
options)
(3) Options and 101,450 0.01% 141,080 0.01%
agreements to
purchase/sell
Total 49,476,961 4.96% 1,154,962 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 4,122 67.0008
Purchase 271 68.3376
Purchase 549 68.3376
Purchase 22,389 66.6319
Purchase 988 66.6800
Purchase 186,895 67.0050
Purchase 80,000 66.9941
Purchase 2,065 66.6762
Purchase 377 66.4100
Purchase 146 Transfer
Purchase 13,551 66.6112
Purchase 11,000 65.9871
Purchase 128,000 66.4000
Purchase 80,000 66.9941
Purchase 1,400 67.0300
Purchase 749 66.3400
Purchase 52 66.3400
Purchase 193 66.3400
Purchase 413 66.3400
Purchase 119 66.4100
Purchase 20 83.8600 EUR
Purchase 6,714 66.4780
Purchase 7,819 66.5225
Purchase 192 65.9300
Sale 80 66.4400
Sale 35 66.4400
Sale 549 68.3376
Sale 70 66.4400
Sale 186,895 67.0050
Sale 20 66.4400
Sale 85 66.4400
Sale 50 66.4400
Sale 110 66.4400
Sale 40 66.9900
Sale 150 66.1232
Sale 30 66.4400
Sale 50 67.0324
Sale 56,167 66.3365
Sale 75 67.0324
Sale 330 67.0700
Sale 75 67.0100
Sale 25 66.4400
Sale 1,491 67.0800
Sale 157 66.9900
Sale 45 Transfer
Sale 959 66.3900
Sale 22 66.9700
Sale 5,104 66.5344
Sale 80,000 66.9941
Sale 271 68.3376
Sale 128 66.2020
Sale 24 66.2300
Sale 4,500 66.4100
Sale 66 66.2016
Sale 110 66.4400
Sale 150 66.4400
Sale 1,806 66.3459
Sale 18,537 66.3825
Sale 814 66.6787
Sale 146 Transfer
Sale 128,000 66.4000
Sale 128,000 66.4000
Sale 325 66.0500
Sale 118 66.9100
Sale 50 66.2124
Sale 75 66.3900
Sale 200 67.0520
Sale 100 65.7940
Sale 100 65.7940
Sale 175 66.9032
Sale 285 66.8900
Sale 100 67.0900
Sale 210 66.4400
Sale 85 66.4400
Sale 90 66.4400
Sale 7,728 66.4100
Sale 100 66.8736
Sale 160 66.4400
Sale 50 66.4400
Sale 65 66.4400
Sale 45 66.4400
Sale 85 66.4400
Sale 70 66.4400
Sale 80 66.4400
Sale 400 66.0500
Sale 150 67.0200
Sale 186,895 67.0050
Sale 100 67.1700
Sale 120 66.4400
Sale 80 66.4400
Sale 70 66.4400
Sale 65 66.4400
Sale 11,806 70.7800
Sale 100 66.4400
Sale 50 66.4400
Sale 35 66.4400
Sale 100 66.4400
Sale 80 66.4400
Sale 100 66.4400
Sale 75 67.0100
Sale 100 66.4400
Sale 140 66.9424
Sale 45 66.4400
Sale 30 66.4400
Sale 95 66.4400
Sale 60 66.4400
Sale 100 66.4400
Sale 90 66.9820
Sale 90 66.9820
Sale 90 66.6620
Sale 100 66.4400
Sale 115 66.4400
Sale 80 66.4400
Sale 45 66.4400
Sale 50 66.4400
NB: The below transactions which were previously disclosed have been cancelled
Deal Date Purchase/Sale Number of Securities Price per unit (GBP)
21/05/2008 Sale 90 66.9820
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 56167 66.3365
CFD Long 1806 66.3459
CFD Long 18537 66.3824
CFD Long 128000 66.4
CFD Long 5104 66.5344
CFD Long 814 66.6787
CFD Long 22 66.97
CFD Short 11000 65.987
CFD Short 534 66.3968
CFD Short 6714 66.4779
CFD Short 7819 66.5225
CFD Short 13551 66.6112
CFD Short 22389 66.6318
CFD Short 2065 66.6761
CFD Short 988 66.68
CFD Short 80000 66.9941
CFD Short 4122 67.0007
CFD Short 1400 67.03
(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 22 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 2,500.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 19/09/2008
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