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 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 46,494,462 4.66% 1,698,236 0.17%
securities
(2) Derivatives 2,971,861 0.30% 82,862 0.01%
(other than
options)
(3) Options and 186,650 0.02% 100,810 0.01%
agreements to
purchase/sell
Total 49,652,973 4.98% 1,881,908 0.19%
(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 250 52.0600
Purchase 200 52.2100
Purchase 10,861 51.9564
Purchase 555 52.7300
Purchase 686 51.6252
Purchase 8,764 52.0876
Purchase 19 51.9200
Purchase 744 51.6252
Purchase 77 Transfer
Purchase 7,504 51.9534
Purchase 13,922 52.2053
Purchase 13,468 52.7300
Purchase 7,000 52.7300
Purchase 22,066 51.8418
Purchase 896 52.9073
Purchase 20 51.6900
Purchase 1,600 51.8855
Purchase 3,466 52.3217
Purchase 2,900 52.1907
Purchase 33 52.1300
Purchase 6,400 52.4506
Purchase 17,247 52.2589
Sale 275 51.1700
Sale 185 51.4000
Sale 5,060 52.1346
Sale 100 51.8600
Sale 50 52.0400
Sale 100 52.0500
Sale 110 52.2500
Sale 29,700 52.1884
Sale 185 52.8000
Sale 60 52.2900
Sale 400 51.5600
Sale 20,039 52.4150
Sale 100 51.8500
Sale 17,247 51.6525
Sale 2,000 52.0422
Sale 100 52.7400
Sale 4,096 52.7221
Sale 109 51.4000
Sale 50 52.2200
Sale 50 52.1500
Sale 170 51.4000
Sale 48 52.4100
Sale 85 52.2300
Sale 31 52.1400
Sale 1,566 52.7300
Sale 125 51.4000
Sale 3,997 52.2068
Sale 100 51.4000
Sale 40 51.4000
Sale 30 51.3400
Sale 100 51.5600
Sale 370 51.9000
Sale 100 52.1500
Sale 50 52.1200
Sale 200 52.2000
Sale 125 51.8600
Sale 70 51.4100
Sale 450 52.2300
Sale 75 51.6600
Sale 7,975 52.1499
Sale 200 52.2200
Sale 896 52.9073
Sale 90 51.8600
Sale 75,000 52.7200
Sale 75 51.3200
Sale 30 51.2300
Sale 38 51.7100
Sale 896 51.6900
Sale 425 52.1501
Sale 100 52.2000
Sale 125 51.6400
Sale 115 52.0000
Sale 180 51.4000
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 22066 51.8418
CFD Short 1600 51.8855
CFD Short 7504 51.9533
CFD Short 10861 51.9564
CFD Short 2900 52.1907
CFD Short 13922 52.2053
CFD Short 17247 52.2588
CFD Short 3466 52.3217
CFD Short 6400 52.4505
CFD Long 17247 51.6525
CFD Long 2000 52.0421
CFD Long 5060 52.1346
CFD Long 29700 52.1884
CFD Long 3997 52.2068
CFD Long 450 52.23
CFD Long 12859 52.2444
CFD Long 20039 52.415
CFD Long 75000 52.7199
CFD Long 4096 52.722
(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 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 250 3,800.0000 EURO 20/06/2008
Option Purchased -300 3,800.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 20/03/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased -10 5,200.0000 EURO 19/12/2008
Option Purchased 50 5,400.0000 EURO 20/03/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
Option Purchased 150 4,000.0000 EURO 20/03/2008
Option Purchased 100,000 56.0000 AMER 18/12/2009
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 20,000 54.0000 AMER 18/04/2008
Option Purchased 20,000 52.0000 AMER 18/04/2008
Option Purchased 45,000 54.0000 AMER 20/03/2008
Option Purchased 125 4,400.0000 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