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 17 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 45,663,218 4.58% 2,303,270 0.23%
securities
(2) Derivatives 3,150,116 0.32% 28,999 0.00%
(other than
options)
(3) Options and 141,450 0.01% 101,080 0.01%
agreements to
purchase/sell
Total 48,954,784 4.91% 2,433,349 0.24%
(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 180 62.5242
Purchase 1,400 62.1371
Purchase 6,141 61.4092
Purchase 461 62.5242
Purchase 54,706 62.2212
Purchase 1,000 61.4092
Purchase 66 Transfer
Purchase 7,500 61.4
Purchase 4,244 62.5242
Purchase 12,700 62.2182
Purchase 367 62.9329
Purchase 524 62.5242
Purchase 63,612 62.21
Purchase 594 62.5242
Purchase 1,054 64
Purchase 193 62.5242
Purchase 362 62.5242
Purchase 11,314 61.4
Purchase 1,559 62.5242
Purchase 393 62.5242
Purchase 253 62.7364
Purchase 539 62.5242
Purchase 417 62.5242
Purchase 2,019 62.5242
Purchase 1,159 62.5242
Purchase 191 62.5242
Purchase 215 61.3
Purchase 39 Transfer
Purchase 800 62.139
Purchase 265 61.4
Purchase 39,546 62.6292
Purchase 528 62.9329
Purchase 30 61.58
Purchase 60 Transfer
Purchase 1,147 62.5242
Purchase 39,546 62.6292
Purchase 60 Transfer
Purchase 1,220 63.67
Purchase 37,760 63.6734
Purchase 6,068 63.67
Purchase 271 62.9329
Purchase 43,175 62.2585
Purchase 5,963 63.0192
Sale 150 63.3
Sale 175 63.3
Sale 320 62.1
Sale 100 62.1
Sale 200 62.1
Sale 130 62.1
Sale 240 62.1
Sale 80 62.1
Sale 100 62.1
Sale 200 62.1
Sale 40 62.1
Sale 50 62.1
Sale 80 62.1
Sale 50 63.3
Sale 275 62.1
Sale 100 62.1
Sale 50 63.3
Sale 160 62.1
Sale 50 62.1
Sale 180 62.1
Sale 50 63.3
Sale 50 62.1
Sale 300 62.1
Sale 125 62.1
Sale 80 62.1
Sale 100 63.3
Sale 200 62.1
Sale 300 62.1
Sale 100 63.3
Sale 100 63.3
Sale 200 63.3
Sale 110 62.1
Sale 200 62.1
Sale 100 62.1
Sale 200 62.1
Sale 40 62.1
Sale 50 62.1
Sale 70 62.1
Sale 150 62.1
Sale 220 62.1
Sale 250 62.1
Sale 200 62.1
Sale 80 62.1
Sale 200 62.1
Sale 170 62.1
Sale 115 62.1
Sale 200 62.1
Sale 50 63.3
Sale 240 62.1
Sale 200 62.1
Sale 230 62.1
Sale 157 62.1
Sale 200 62.1
Sale 170 63.3
Sale 170 62.1
Sale 300 62.1
Sale 150 63.3
Sale 150 62.1
Sale 100 62.1
Sale 200 62.1
Sale 80 63.3
Sale 90 63.3
Sale 200 62.1
Sale 200 62.1
Sale 200 62.1
Sale 100 62.1
Sale 50 63.3
Sale 255 63.3
Sale 150 62.1
Sale 80 62.1
Sale 200 62.1
Sale 190 62.1
Sale 150 62.1
Sale 70 62.1
Sale 50 62.1
Sale 130 62.1
Sale 150 62.1
Sale 160 63.1504
Sale 150 62.398
Sale 41 63.5329
Sale 33 63.523
Sale 49 63.5331
Sale 105 63.34
Sale 65 63.5231
Sale 150 63.67
Sale 49 63.5331
Sale 100 63.2232
Sale 33 63.533
Sale 160 62.17
Sale 84 63.56
Sale 33 63.533
Sale 40 63.53
Sale 150 63.086
Sale 80 62.1
Sale 100 63.24
Sale 240 62.1
Sale 100 63.156
Sale 66 Transfer
Sale 51 62.1875
Sale 10,938 61.5146
Sale 15,194 63.5549
Sale 42,408 61.32
Sale 1,220 63.67
Sale 89 63.6045
Sale 60 Transfer
Sale 33 63.533
Sale 32,618 62.9418
Sale 60 63.22
Sale 60 Transfer
Sale 1,200 62.3298
Sale 39 Transfer
Sale 71,421 64.0608
Sale 215 61.32
Sale 39,546 62.6308
Sale 2,131 62.4108
Sale 60 63.086
Sale 246 63.6746
Sale 70 63.3
Sale 40 63.086
Sale 170 63.086
Sale 80 63.3
Sale 85 63.086
Sale 110 63.223
Sale 50 63.086
Sale 200 62.1
Sale 250 62.1
Sale 55 62.1
Sale 100 62.2308
Sale 245 62.1
Sale 125 62.1
Sale 40 62.1
Sale 170 63.3
Sale 50 62.1
Sale 30 62.1
Sale 80 63.3
Sale 150 62.1
Sale 60 62.1
Sale 75 63.35
Sale 55 63.086
Sale 11,314 61.4
Sale 250 63.712
Sale 300 63.779
Sale 125 63.3204
Sale 75 63.086
Sale 40 63.53
Sale 50 62.1
Sale 76 63.0861
Sale 80 62.1
Sale 200 64.47
Sale 1,150 64.47
Sale 600 64.47
Sale 70 63.48
Sale 150 63.663
Sale 49 63.5231
Sale 65 63.5231
Sale 165 63.086
Sale 75 63.2008
Sale 100 62.1
Sale 100 62.1
Sale 145 62.1
Sale 150 63.3
Sale 100 62.1
Sale 130 63.3
Sale 500 62.1
Sale 70 63.3
Sale 50 62.1
Sale 150 62.1
Sale 60 62.1
Sale 150 62.1
Sale 196 62.1
Sale 200 62.1
Sale 150 62.1
Sale 195 62.1
Sale 80 63.3
Sale 100 62.1
Sale 130 62.1
Sale 120 62.1
Sale 95 62.1
Sale 450 62.1
Sale 100 63.3
Sale 50 62.1
Sale 300 62.1
Sale 200 62.1
Sale 120 62.1
Sale 100 62.1
Sale 70 62.1
Sale 150 62.1
Sale 75 62.1
Sale 130 62.1
Sale 200 62.1
Sale 200 62.1
Sale 110 62.1
Sale 80 62.1
Sale 150 62.1
Sale 375 62.1
Sale 90 62.1
Sale 160 62.1
Sale 250 62.1
Sale 157 62.1
Sale 120 62.1
Sale 210 62.1
Sale 150 62.1
Sale 100 62.1
Sale 139 63.3
Sale 40 62.1
Sale 220 62.1
Sale 195 62.1
Sale 48 63.5329
Sale 170 62.1
Sale 75 62.1
Sale 80 62.1
Sale 65 63.5331
Sale 100 62.1
Sale 120 63.05
Sale 150 62.22
Sale 100 63.3
Sale 100 62.1
Sale 50 62.1
Sale 50 62.9206
Sale 150 62.1
Sale 270 62.1
Sale 139 61.4
Sale 100 77.45 EUR
Sale 312 62.7039
Sale 259 62.7039
Sale 19,495 63.623
Sale 865 62.7039
Sale 1,006 61.4
Sale 50 63.4546
Sale 175 61.24
Sale 50 62.1
Sale 100 62.1
Sale 70 62.1
Sale 150 62.1
Sale 100 62.1
Sale 50 62.1
Sale 49 63.5331
Sale 150 62.1
Sale 150 62.1
Sale 200 62.1
Sale 100 62.1
Sale 130 62.1
Sale 75 62.1
Sale 150 62.1
Sale 25 63.53
Sale 80 63.3
Sale 100 63.3
Sale 100 62.1
Sale 150 62.1
Sale 80 62.1
Sale 50 63.3
Sale 185 63.523
Sale 70 62.1
Sale 100 63.3
Sale 89 62.1
Sale 100 63.57
Sale 280 62.1
Sale 60 62.1
Sale 40 62.1
Sale 2 64.47
Sale 100 63.3
Sale 80 62.1
Sale 200 63.5
Sale 150 63.3
Sale 40 63.086
Sale 150 63.3
Sale 100 63.3
Sale 170 62.1
Sale 200 62.1
Sale 180 62.1
Sale 200 62.1
Sale 55 62.1
Sale 70 62.1
Sale 130 62.1
Sale 200 62.1
Sale 205 62.1
Sale 70 63.3
Sale 50 62.1
Sale 50 63.3
Sale 80 63.3
Sale 105 63.3
Sale 140 62.1
Sale 50 62.1
Sale 145 62.1
Sale 280 62.1
Sale 100 63.3
Sale 125 63.3
Sale 50 62.1
Sale 170 62.1
Sale 40 62.1
Sale 120 62.1
Sale 180 62.1
Sale 200 62.1
Sale 165 62.1
Sale 200 62.1
Sale 100 62.1
Sale 200 62.1
Sale 40 62.1
Sale 185 62.1
Sale 50 63.283
Sale 170 62.1
Sale 550 62.1
Sale 100 62.1
Sale 70 62.1
Sale 80 62.1
Sale 70 62.1
Sale 60 62.1
Sale 250 62.1
Sale 70 62.1
Sale 200 62.1
Sale 60 62.1
Sale 250 62.1
Sale 206 62.1
Sale 50 62.1
Sale 270 62.1
Sale 40 62.1
Sale 110 62.1
Sale 150 62.1
Sale 200 62.1
Sale 200 62.1
Sale 300 62.1
Sale 60 62.1
Sale 150 62.1
Sale 130 63.3
Sale 230 62.1
Sale 310 62.1
Sale 180 62.1
Sale 200 62.1
Sale 50 62.1
Sale 219 62.1
Sale 200 62.1
Sale 150 62.1
Sale 80 62.1
Sale 200 62.1
Sale 200 62.1
Sale 130 62.1
Sale 150 62.1
Sale 115 63.3
Sale 300 62.1
Sale 80 62.1
Sale 155 62.1
Sale 70 62.1
Sale 100 62.1
Sale 150 62.1
Sale 100 62.1
Sale 110 62.1
Sale 70 62.1
Sale 200 62.1
Sale 50 62.1
Sale 70 62.1
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 10938 61.5146
CFD Long 1200 62.3298
CFD Long 2131 62.4108
CFD Long 32618 62.9417
CFD Long 15194 63.5548
CFD Long 246 63.6745
CFD Long 71421 64.0607
CFD Short 7141 61.4092
CFD Short 1400 62.1371
CFD Short 800 62.139
CFD Short 12700 62.2182
CFD Short 54706 62.2212
CFD Short 43175 62.2585
CFD Short 39546 62.6291
CFD Short 325 62.6926
CFD Short 5963 63.0192
CFD Short 37760 63.6733
(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 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 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 3,800.0000 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 5,200.0000 EURO 19/09/2008
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