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 24 September 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 46,122,982 4.62% 723,404 0.07%
securities
(2) Derivatives 913,888 0.09% 1,429,168 0.14%
(other than
options)
(3) Options and 101,200 0.01% 152,000 0.02%
agreements to
purchase/sell
Total 47,138,070 4.72% 2,304,572 0.23%
(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 99 39.8400
Purchase 1,738 42.8772
Purchase 5,100 39.9200
Purchase 1,800 39.9200
Purchase 5,000 39.9200
Purchase 26,924 40.7723
Purchase 29,170 40.8817
Purchase 1,600 39.7802
Purchase 15,820 39.8194
Purchase 29,245 39.7843
Purchase 254 40.0900
Purchase 2,139 40.2300
Purchase 6,664 39.9200
Purchase 100 40.8200
Purchase 1,009 40.0900
Purchase 86 40.2900
Purchase 1,800 40.2300
Purchase 100 39.8800
Purchase 61 40.7000
Sale 1,738 42.8772
Sale 219 40.9320
Sale 1,900 40.8091
Sale 55,691 39.8764
Sale 89,246 39.9836
Sale 90 40.7830
Sale 1,600 40.8091
Sale 42 40.1520
Sale 30,000 40.4500
Sale 2,400 39.6052
Sale 99 40.9110
Sale 46,234 39.9435
Sale 100 40.8200
Sale 18 41.2210
Sale 20 39.2750
Sale 66,310 40.5000
Sale 307 40.6800
Sale 60 39.8510
Sale 34,449 39.8529
Sale 75 40.3380
Sale 150 40.3380
Sale 2,005 40.3101
Sale 234 40.3101
Sale 3,497 39.9200
Sale 264,433 40.8730
(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 39.6052
CFD Long 34449 39.8528
CFD Long 55691 39.8763
CFD Long 46234 39.9435
CFD Long 89246 39.9836
CFD Long 66310 40.5
CFD Long 307 40.68
CFD Long 6580 40.7676
CFD Long 100 40.82
CFD Long 264433 40.8729
CFD Short 1600 39.7802
CFD Short 29245 39.7842
CFD Short 15820 39.8194
CFD Short 8264 40.19
CFD Short 26924 40.7722
CFD Short 100 40.82
CFD Short 29170 40.8817
(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)
Call Selling 300 44 EURO 19/12/08 6.45
Put Selling 300 44 EURO 19/12/08 3.45
(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 25 September 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 -50,000 64.0000 AMER 21/11/2008
Option Purchased -100,000 64.0000 AMER 21/11/2008
Option Purchased 100,000 56.0000 AMER 18/12/2009
Option Purchased -135 5,200.0000 EURO 19/12/2008
Option Purchased -145 5,200.0000 EURO 19/12/2008
Option Purchased -270 6,400.0000 EURO 19/12/2008
Option Purchased -300 4,400.0000 EURO 19/12/2008
Option Purchased -300 4,400.0000 EURO 19/12/2008
Option Purchased -350 5,000.0000 EURO 19/12/2008
Option Purchased -500 7,000.0000 EURO 19/12/2008
Option Purchased 500 5,000.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
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