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 25 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 46,153,770 4.62% 1,846,852 0.19%
securities
(2) Derivatives 3,100,405 0.31% 38,953 0.00%
(other than
options)
(3) Options and 101,450 0.01% 141,080 0.01%
agreements to
purchase/sell
Total 49,355,625 4.95% 2,026,885 0.20%
(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 36,888 61.6607
Purchase 58 61.7940
Purchase 18,430 61.6714
Purchase 258 61.9300
Purchase 67,824 61.9427
Purchase 9,771 61.8887
Purchase 697 62.7000
Purchase 400 62.3394
Purchase 18,430 61.6714
Purchase 100,000 62.0184
Purchase 1,955 61.7843
Purchase 35 Transfer
Purchase 4,750 61.8925
Purchase 4,872 62.7000
Purchase 162 62.7000
Purchase 82 62.2500
Purchase 592 62.7000
Purchase 45,483 61.9293
Purchase 2,400 61.6781
Purchase 395 61.7843
Purchase 77 61.9300
Purchase 9,605 61.9539
Purchase 127,223 61.5300
Sale 6,598 62.0934
Sale 871 61.8482
Sale 197 61.7748
Sale 35 Transfer
Sale 819 62.7000
Sale 6,475 62.7000
Sale 5,474 62.6906
Sale 25 62.1100
Sale 8,697 61.8482
Sale 25 61.8300
Sale 20,810 62.0182
Sale 288 61.8482
Sale 11,610 62.4631
Sale 2,400 61.7204
Sale 18,430 61.6714
Sale 25 62.1128
Sale 164 61.8482
Sale 196 61.8482
Sale 48 62.7000
Sale 1,292 62.1851
Sale 1,114 61.2017
Sale 140 77.5000 EUR
Sale 526 61.8482
Sale 746 61.8482
Sale 1,202 61.8482
Sale 78 62.0900
Sale 150 61.8948
Sale 73 61.8421
Sale 150 61.8220
Sale 216 61.8482
Sale 4,500 62.7000
Sale 3,007 61.8482
Sale 50 62.3990
Sale 160 62.1624
Sale 161 61.8482
Sale 627 61.8482
Sale 250 62.2000
Sale 413 61.8482
Sale 366 61.8482
Sale 100 62.1175
Sale 167 61.7748
Sale 317 61.8482
Sale 300 61.8482
Sale 246 61.8482
Sale 362 61.8482
Sale 75 62.2820
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 2400 61.7204
CFD Long 20810 62.0181
CFD Long 6598 62.0933
CFD Long 11610 62.4631
CFD Long 5474 62.6905
CFD Short 36888 61.6606
CFD Short 2400 61.6781
CFD Short 9771 61.8887
CFD Short 4750 61.8925
CFD Short 45483 61.9292
CFD Short 67824 61.9426
CFD Short 9605 61.9539
CFD Short 100000 62.0183
CFD Short 400 62.3393
(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 28 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 -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