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 04 June 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 46,698,846 4.68% 1,120,112 0.11%
securities
(2) Derivatives 2,871,441 0.29% 211,236 0.02%
(other than
options)
(3) Options and 101,461 0.01% 341,080 0.03%
agreements to
purchase/sell
Total 49,671,748 4.98% 1,672,428 0.17%
(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 664 61.1128
Purchase 10,000 60.0514
Purchase 2,000 60.1433
Purchase 2,200 60.2687
Purchase 2,711 60.1868
Purchase 500 60.1600
Purchase 415 59.9193
Purchase 798 60.2599
Purchase 301 60.2599
Purchase 1,06 60.0400
Purchase 199 60.2530
Purchase 413 61.1128
Purchase 10,441 61.1128
Purchase 10,900 61.0459
Purchase 8,917 60.0400
Purchase 8,300 60.1736
Purchase 448 60.0400
Purchase 400 60.0490
Purchase 4,250 60.3198
Purchase 3,000 60.0323
Purchase 2,995 60.2113
Sale 11 Transfer
Sale 65 60.0815
Sale 47 60.0000
Sale 90 60.0300
Sale 19,747 60.2449
Sale 100 60.0300
Sale 50 60.0220
Sale 100 60.0300
Sale 4,981 60.3098
Sale 72,000 60.6598
Sale 85 60.0690
Sale 50 60.0300
Sale 9,499 60.3634
Sale 272 60.0300
Sale 12 59.9345
Sale 7,300 60.1354
Sale 529 60.0600
Sale 768 59.9686
Sale 836 60.1976
Sale 16,898 60.0439
Sale 49 Transfer
Sale 77 Transfer
Sale 17 Transfer
Sale 50 60.0300
Sale 100 60.0300
Sale 100 60.0300
Sale 155 60.0300
Sale 100 59.9716
Sale 150 60.0630
Sale 150 60.2100
Sale 100 60.0300
Sale 100 60.0300
Sale 200 60.0300
Sale 100 60.0300
Sale 100 60.0300
Sale 85 59.9228
Sale 105 59.9860
Sale 90 76.2200 EUR
Sale 6,504 61.2900
Sale 5,000 60.0400
Sale 100 60.0300
Sale 50 60.0300
Sale 200 60.0300
Sale 150 60.0300
Sale 257 60.0200
Sale 150 60.0300
Sale 100 60.0300
Sale 150 60.0220
Sale 125 60.0300
Sale 160 60.0300
Sale 50 60.1600
Sale 100 60.0775
Sale 160 60.0815
Sale 100 60.0300
Sale 200 60.0300
Sale 85 60.2031
Sale 60 60.0300
Sale 100 60.0300
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 16898 60.0439
CFD Long 7300 60.1353
CFD Long 836 60.1975
CFD Long 19747 60.2448
CFD Long 4981 60.3097
CFD Long 9499 60.3634
CFD Long 72000 60.6597
CFD Short 415 59.9192
CFD Short 3000 60.0323
CFD Short 400 60.049
CFD Short 10000 60.0514
CFD Short 2000 60.1433
CFD Short 500 60.16
CFD Short 8300 60.1736
CFD Short 2711 60.1868
CFD Short 2200 60.2687
CFD Short 4250 60.3198
(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 05 June 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 -135 5,200.0000 EURO 19/12/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
Option Purchased -38,000 70.0000 AMER 20/06/2008
Option Purchased -10,000 74.0000 AMER 20/06/2008
Option Purchased -2,000 70.0000 AMER 20/06/2008
Option Purchased -300 3,800.0000 EURO 20/06/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased -190,000 74.0000 AMER 20/06/2008
Option Purchased -145 5,200.0000 EURO 19/12/2008
Option Purchased 100,000 56.0000 AMER 18/12/2009
Option Purchased 11 7,600.0000 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 250 3,000.0000 EURO 20/06/2008
Option Purchased 250 3,800.0000 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 -250 5,200.0000 EURO 19/09/2008
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