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 28 March 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 45,997,349 4.61% 2,108,570 0.21%
securities
(2) Derivatives 2,819,053 0.28% 90,662 0.01%
(other than
options)
(3) Options and 141,450 0.01% 100,560 0.01%
agreements to
purchase/sell
Total 48,957,852 4.91% 2,299,792 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 3,300 52.1234
Purchase 198 52.1234
Purchase 370 52.1234
Purchase 1,283 52.1234
Purchase 3,683 52.1669
Purchase 594 51.4113
Purchase 266 52.1234
Purchase 351 52.1234
Purchase 311 52.1234
Purchase 168 51.6700
Purchase 550 52.1234
Purchase 522 52.1234
Purchase 8,386 52.1234
Purchase 4,872 51.6778
Purchase 776 51.6700
Purchase 8,802 51.6700
Purchase 5,280 51.6056
Purchase 133 51.5529
Purchase 125 52.5860
Purchase 172 52.7000
Purchase 362 52.1234
Purchase 667 52.1234
Purchase 2,959 51.6700
Purchase 13,343 51.7226
Purchase 4,101 51.6700
Purchase 2,396 51.6700
Purchase 29,343 51.6700
Purchase 454 52.1234
Purchase 661 52.1234
Purchase 1,357 52.1234
Purchase 19,020 52.2225
Purchase 91,622 52.1512
Purchase 174 51.7300
Purchase 14,907 51.7364
Sale 34,100 51.8173
Sale 105 52.4800
Sale 225 52.8500
Sale 20,682 51.5500
Sale 22,000 51.9819
Sale 22 52.1800
Sale 13,515 51.7238
Sale 26 51.4400
Sale 200 51.5873
Sale 1,600 51.7300
Sale 5,033 51.8389
Sale 190 52.4800
Sale 575 51.9914
Sale 27,190 51.6334
Sale 328 51.7842
Sale 4,400 52.0237
Sale 4,724 52.1810
Sale 4,268 51.8271
Sale 65 51.9900
Sale 2,396 51.6700
Sale 24,672 52.3304
Sale 16,659 52.3304
Sale 11,533 51.6700
Sale 145 52.3300
Sale 250 51.4800
Sale 220 52.3300
Sale 90 52.5048
Sale 88 52.5048
Sale 50 51.6332
Sale 100 52.7900
Sale 40 51.8200
Sale 206 52.1478
Sale 130 51.6048
Sale 90 52.4800
Sale 8,220 51.4113
Sale 100 51.6208
Sale 523 51.6700
Sale 73,814 50.5000
Sale 150 52.8600
Sale 32 50.7548
Sale 90 52.3300
Sale 100 52.2200
Sale 125 52.2700
Sale 78 51.4400
Sale 50 52.4800
Sale 375 52.4800
Sale 65 51.4740
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 137 51.5355
CFD Long 27190 51.6334
CFD Long 1600 51.73
CFD Long 34100 51.8172
CFD Long 5033 51.8389
CFD Long 359 51.9701
CFD Long 575 51.9914
CFD Long 4400 52.0236
CFD Long 4724 52.1809
CFD Short 4872 51.6777
CFD Short 14907 51.7363
CFD Short 91622 52.1511
CFD Short 3683 52.1669
CFD Short 19020 52.2225
(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 31 March 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 52.0000 AMER 18/04/2008
Option Purchased 20,000 54.0000 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 3,000.0000 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 -10 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