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 03 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 45,663,093 4.58% 2,367,096 0.24%
securities
(2) Derivatives 3,071,253 0.31% 47,885 0.00%
(other than
options)
(3) Options and 141,450 0.01% 100,830 0.01%
agreements to
purchase/sell
Total 48,875,796 4.90% 2,515,811 0.25%
(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 15,000 54.1253
Purchase 1,118 54.4200
Purchase 577 54.4658
Purchase 17,500 54.1808
Purchase 1,600 54.2866
Purchase 25 54.0672
Purchase 7,055 54.2448
Purchase 2,075 54.2141
Purchase 4,639 54.1014
Purchase 180 54.1200
Purchase 361 53.9556
Purchase 524 53.9495
Purchase 100 69.6700 EUR
Purchase 198 54.4167
Purchase 524 52.4177
Purchase 2,975 54.4200
Purchase 167 54.3900
Purchase 21,798 54.4167
Purchase 1,113 54.4200
Purchase 2,226 54.4200
Purchase 100 69.5600 EUR
Sale 3,051 54.3868
Sale 15,000 54.4200
Sale 150 53.9500
Sale 140 54.0232
Sale 85 53.7720
Sale 85 54.5400
Sale 175 54.0348
Sale 66 54.4417
Sale 50,258 54.2552
Sale 200 54.2900
Sale 185 54.0400
Sale 100 53.9724
Sale 17,460 54.3069
Sale 524 52.4177
Sale 56,998 54.2306
Sale 51 53.9900
Sale 11,398 54.1899
Sale 5,599 54.3781
Sale 90 54.1416
Sale 40 54.2215
Sale 5,401 54.0288
Sale 500 52.3990
Sale 500 52.3990
Sale 238 54.3900
Sale 167 54.3600
Sale 58 54.3300
Sale 115 54.4700
Sale 115 54.2300
Sale 204 54.4600
Sale 150 54.0400
Sale 110 54.4300
Sale 120 54.0200
Sale 50 54.4300
Sale 175 53.9300
Sale 522 54.4200
Sale 75 54.2700
Sale 743 53.9059
Sale 75 54.2900
Sale 473 54.4200
Sale 110 54.2900
Sale 150 53.9000
Sale 70 54.5300
Sale 150 53.9224
Sale 2,315 54.4083
Sale 48 53.8121
Sale 175 53.8024
Sale 175 53.7900
Sale 190 54.1400
Sale 100 54.0500
Sale 110 54.5300
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 743 53.9058
CFD Long 11398 54.1898
CFD Long 56998 54.2306
CFD Long 50258 54.2551
CFD Long 17460 54.3068
CFD Long 5599 54.378
CFD Long 3051 54.3867
CFD Short 361 53.9556
CFD Short 4639 54.1013
CFD Short 15000 54.1252
CFD Short 17500 54.1807
CFD Short 2075 54.2141
CFD Short 7055 54.2447
CFD Short 1600 54.2866
CFD Short 467 54.3737
(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 04 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 20,000 54.0000 AMER 18/04/2008
Option Purchased 20,000 52.0000 AMER 18/04/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 250 3,800.0000 EURO 20/06/2008
Option Purchased 250 3,000.0000 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 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