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 26 March 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 46,162,955 4.63% 2,046,626 0.21%
securities
(2) Derivatives 2,776,808 0.28% 145,710 0.01%
(other than
options)
(3) Options and 141,450 0.01% 100,560 0.01%
agreements to
purchase/sell
Total 49,081,213 4.92% 2,292,896 0.23%
(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 168 50.5000
Purchase 100 50.1900
Purchase 38 Transfer
Purchase 716 50.5000
Purchase 300 50.3200
Purchase 198 49.6400
Purchase 45 Transfer
Purchase 609 50.5000
Purchase 774 48.6136
Purchase 106,368 50.3877
Purchase 15 49.9400
Purchase 402 50.5800
Purchase 4,800 50.4899
Purchase 12,691 50.1603
Purchase 1,298 49.0100
Purchase 6,000 48.0000
Purchase 551 49.0100
Purchase 313 49.0100
Purchase 50 62.7000 EUR
Purchase 2,711 50.3396
Purchase 29,000 50.3309
Sale 9,386 50.4440
Sale 2,000 50.4644
Sale 2,247 50.4440
Sale 1,546 50.4440
Sale 52 50.5300
Sale 100 50.6612
Sale 419 50.4440
Sale 100 50.5600
Sale 559 50.2600
Sale 125 50.1900
Sale 10,634 50.5000
Sale 17,375 50.6241
Sale 16,615 50.3378
Sale 31 50.1820
Sale 150 50.2300
Sale 116 50.3100
Sale 150 50.7149
Sale 2,800 50.2533
Sale 20 50.2100
Sale 45 Transfer
Sale 774 48.6136
Sale 19 50.3300
Sale 16,000 50.5000
Sale 160 50.1500
Sale 150 49.8300
Sale 130 49.8300
Sale 50 49.8300
Sale 37 50.1500
Sale 100 50.3100
Sale 700 50.5700
Sale 100 50.3000
Sale 85 50.0600
Sale 288 50.2742
Sale 486 50.4440
Sale 623 50.4440
Sale 764 50.4440
Sale 6,000 48.0000
Sale 779 50.4587
Sale 250 50.6200
Sale 496 50.4440
Sale 191 49.6400
Sale 33 50.4440
Sale 210 50.4440
Sale 120 50.1008
Sale 70 50.3100
Sale 405 50.4440
Sale 100 50.1424
Sale 301 50.4440
Sale 93 50.2635
Sale 95 49.9000
Sale 350 50.3800
Sale 75 49.9000
Sale 671 50.4440
Sale 7 49.6400
Sale 100 49.7900
Sale 212 50.3687
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 273 50.0599
CFD Short 12691 50.1602
CFD Short 1363 50.2592
CFD Short 29000 50.3309
CFD Short 2711 50.3396
CFD Short 106368 50.3876
CFD Short 4800 50.4899
CFD Long 2800 50.2533
CFD Long 16615 50.3377
CFD Long 2000 50.4644
CFD Long 17375 50.624
CFD Long 150 50.7149
(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 27 March 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 20,000 52.0000 AMER 18/04/2008
Option Purchased 20,000 54.0000 AMER 18/04/2008
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 -10 5,200.0000 EURO 19/12/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased -300 3,800.0000 EURO 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