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 15 February 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 46,831,325 4.69% 1,412,548 0.14%
securities
(2) Derivatives 2,452,112 0.25% 60,237 0.01%
(other than
options)
(3) Options and 46,800 0.00% 100,810 0.01%
agreements to
purchase/sell
Total 49,330,237 4.94% 1,573,595 0.16%
(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 4,436 54.9300
Purchase 5,324 54.9418
Purchase 6,426 55.1326
Purchase 4,385 54.9300
Purchase 4,229 54.9300
Purchase 5,027 54.9300
Purchase 2,225 55.1062
Purchase 224 55.9656
Purchase 2,054 55.9870
Purchase 18 55.9850
Purchase 9,500 55.7973
Purchase 417 55.9191
Purchase 182 55.8820
Purchase 2,455 55.9870
Purchase 831 55.9122
Purchase 12,179 55.3788
Purchase 2,827 55.4316
Purchase 39,000 54.9300
Purchase 1,157 55.9122
Purchase 5,878 54.9600
Purchase 6,349 54.9300
Purchase 9 54.9600
Purchase 315 55.9870
Purchase 3,879 55.0068
Purchase 22,469 55.1262
Purchase 229 55.9870
Purchase 200 55.0091
Sale 110 56.1424
Sale 3,138 55.1552
Sale 75 55.8600
Sale 772 54.8000
Sale 3,873 55.4755
Sale 7,609 55.1552
Sale 36 55.5625
Sale 1,179 55.1552
Sale 62 Transfer
Sale 2,276 55.1552
Sale 85 56.2525
Sale 115 55.0775
Sale 65 56.1000
Sale 72 55.1275
Sale 250 55.7600
Sale 3,952 55.1552
Sale 5,887 54.9300
Sale 5,387 55.1552
Sale 71,044 55.1552
Sale 250,000 60.0000
Sale 28,451 55.1552
Sale 1,712 54.9624
Sale 4,385 54.9300
Sale 9 55.0225
Sale 332 55.1641
Sale 4,890 54.9300
Sale 710 55.1000
Sale 85 56.0200
Sale 79 55.2725
Sale 150 56.0236
Sale 44 Transfer
Sale 200 55.2180
Sale 22 55.2300
Sale 10,086 55.8246
Sale 155 56.2840
Sale 55 55.1220
Sale 13,863 55.1552
Sale 2,952 55.1552
Sale 5,027 54.9300
Sale 22,483 55.7237
Sale 280 55.0075
Sale 1,182 55.9926
Sale 2,747 55.1552
Sale 5,878 54.9600
Sale 29 54.8350
Sale 442 55.1552
Sale 106,248 54.9300
Sale 3,37 54.9300
Sale 723 55.2203
Sale 6,349 54.9300
Sale 50 56.2140
Sale 51 Transfer
Sale 155 55.1450
Sale 984 55.1552
Sale 874 55.1552
Sale 100 56.0200
Sale 7,569 55.1552
Sale 37,754 54.9300
Sale 9 54.9600
Sale 6,168 55.8529
Sale 50 55.0326
Sale 300 55.1000
Sale 200 54.8701
Sale 55 55.4525
Sale 325 54.8450
Sale 61 55.1575
Sale 49 Transfer
Sale 31 55.8400
Sale 100 55.0600
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 5324 54.9418
CFD Short 3879 55.0068
CFD Short 200 55.0091
CFD Short 2225 55.1061
CFD Short 22469 55.1262
CFD Short 6426 55.1326
CFD Short 12179 55.3787
CFD Short 224 55.9655
CFD Long 200 54.8701
CFD Long 1712 54.9624
CFD Long 332 55.1641
CFD Long 554 55.3335
CFD Long 31920 55.3788
CFD Long 22483 55.7237
CFD Long 10086 55.8246
CFD Long 6168 55.8529
CFD Long 1182 55.9925
(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 18 February 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 45,000 54.0000 AMER 20/03/2008
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 150 4,000.0000 EURO 20/03/2008
Option Purchased 150 4,400.0000 EURO 20/03/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 50 5,400.0000 EURO 20/03/2008
Option Purchased -10 5,200.0000 EURO 19/12/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 20/03/2008
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