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 April 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 45,653,604 4.57% 2,283,952 0.23%
securities
(2) Derivatives 3,217,969 0.32% 52,205 0.01%
(other than
options)
(3) Options and 101,450 0.01% 101,080 0.01%
agreements to
purchase/sell
Total 48,973,023 4.91% 2,437,237 0.24%
(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 165 61.3000
Purchase 32 Transfer
Purchase 51 Transfer
Purchase 20,330 60.2533
Purchase 400 61.6400
Purchase 3,369 61.2097
Purchase 35 Transfer
Purchase 2 Transfer
Purchase 12,858 61.4209
Purchase 58 Transfer
Purchase 28,275 60.6775
Purchase 2,800 61.0440
Purchase 55 Transfer
Purchase 5,649 61.1832
Purchase 249 60.5791
Purchase 49 Transfer
Purchase 40,000 61.0978
Purchase 40,000 61.0978
Purchase 100 61.1601
Purchase 165 61.3000
Purchase 341 60.9998
Purchase 20,000 60.4000
Purchase 103 Transfer
Purchase 19 Transfer
Purchase 4,436 61.2000
Purchase 3,261 61.2000
Purchase 3,288 61.2000
Purchase 45 Transfer
Sale 100 60.9805
Sale 100 60.9805
Sale 15,102 61.3279
Sale 250 60.9805
Sale 1,330 60.3000
Sale 3,261 61.2000
Sale 50 60.8200
Sale 500 60.9370
Sale 58 Transfer
Sale 103 Transfer
Sale 50 61.2240
Sale 49,488 60.4310
Sale 36 61.2990
Sale 45 61.2620
Sale 3,369 61.2097
Sale 3,369 61.2097
Sale 1,350 60.8900
Sale 1,303 61.3300
Sale 35 Transfer
Sale 165 61.3015
Sale 1,700 60.5048
Sale 17,430 61.2000
Sale 32 Transfer
Sale 813 60.6441
Sale 2,800 61.0966
Sale 10,008 61.2000
Sale 50 60.2006
Sale 42,534 61.2000
Sale 49 Transfer
Sale 51 Transfer
Sale 6,141 60.9321
Sale 70 61.5749
Sale 75 61.6128
Sale 3,038 60.7713
Sale 8,844 61.1670
Sale 120 61.0200
Sale 10,159 60.6312
Sale 100 61.0200
Sale 108 60.9300
Sale 60,239 60.9356
Sale 45 Transfer
Sale 122 61.6140
Sale 7 60.3980
Sale 40,000 61.0978
Sale 100 60.9805
Sale 528 61.3772
Sale 125 60.9805
Sale 150 60.9805
Sale 50 60.2006
Sale 120 60.9805
Sale 55 Transfer
NB: The below transactions which were previously disclosed have been cancelled
Deal Date Purchase/Sale Number of Securities Price per unit (GBP)
18/04/2008 Sale 50 60.2006
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 49488 60.4309
CFD Long 1575 60.5047
CFD Long 125 60.5048
CFD Long 10159 60.6311
CFD Long 813 60.644
CFD Long 6141 60.9321
CFD Long 60239 60.9356
CFD Long 2800 61.0965
CFD Long 8844 61.1669
CFD Long 15102 61.3279
CFD Long 528 61.3771
CFD Short 20330 60.2532
CFD Short 249 60.579
CFD Short 28275 60.6775
CFD Short 341 60.9997
CFD Short 2800 61.044
CFD Short 40000 61.0977
CFD Short 100 61.1601
CFD Short 5649 61.1831
CFD Short 165 61.3
CFD Short 12858 61.4209
CFD Short 400 61.64
(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 21 April 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 -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