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 29 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 46,157,191 4.63% 1,779,884 0.18%
securities
(2) Derivatives 3,027,437 0.30% 65,469 0.01%
(other than
options)
(3) Options and 101,450 0.01% 101,080 0.01%
agreements to
purchase/sell
Total 49,286,078 4.94% 1,986,433 0.20%
(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 6,370 60.7754
Purchase 266 60.2401
Purchase 100 59.7396
Purchase 221 60.2416
Purchase 318 60.2368
Purchase 166 60.2275
Purchase 259 60.2386
Purchase 3,137 60.1000
Purchase 4,020 60.2788
Purchase 451 61.3256
Purchase 377 60.2505
Purchase 250 59.6500
Purchase 484 61.3424
Purchase 1,541 60.2794
Purchase 700 60.2500
Purchase 712 60.2603
Purchase 800 60.1677
Purchase 160 61.3256
Purchase 2,000 60.4397
Purchase 26,072 60.4008
Purchase 7,524 60.4966
Purchase 291 60.5300
Purchase 62,408 60.5859
Purchase 17,562 60.6769
Purchase 798 60.2368
Purchase 1,231 60.2368
Purchase 2,137 60.1000
Purchase 329 60.2368
Purchase 2,183 60.2368
Purchase 1,437 60.1000
Purchase 63 62.2600
Purchase 434 60.1000
Purchase 716 60.2368
Purchase 782 60.1000
Purchase 220 60.2368
Purchase 1,779 60.2368
Purchase 394 60.2368
Purchase 386 60.2661
Purchase 448 60.2887
Purchase 65 60.7240
Purchase 904 60.2822
Sale 451 61.3256
Sale 20 60.4360
Sale 5 60.1100
Sale 20,512 60.2136
Sale 14,086 60.4735
Sale 125 60.7090
Sale 75 60.8932
Sale 250 60.4660
Sale 126 60.1000
Sale 1,300 59.9503
Sale 50 59.8232
Sale 2,400 60.3709
Sale 150 60.5408
Sale 50 60.1900
Sale 32 Transfer
Sale 6,041 60.3310
Sale 4,700 60.3516
Sale 100 60.8932
Sale 160 60.7115
Sale 100 60.2315
Sale 150 59.7000
Sale 60 60.7032
Sale 150 60.1900
Sale 160 61.3256
Sale 245 59.7300
Sale 220 60.2390
Sale 13,877 60.2136
Sale 400 60.0000
Sale 200 60.1890
Sale 900 59.9412
Sale 1,309 59.6960
Sale 3,800 60.0543
Sale 46,282 60.2136
Sale 100 60.2700
Sale 1,731 60.3800
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 1309 59.6959
CFD Long 900 59.9412
CFD Long 1300 59.9503
CFD Long 3800 60.0543
CFD Long 6041 60.331
CFD Long 4700 60.3516
CFD Long 2400 60.3709
CFD Long 14086 60.4735
CFD Short 800 60.1676
CFD Short 700 60.25
CFD Short 712 60.2602
CFD Short 26072 60.4007
CFD Short 2000 60.4396
CFD Short 7524 60.4966
CFD Short 62408 60.5858
CFD Short 17562 60.6769
CFD Short 6370 60.7754
(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 30 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 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 -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 -2,000 70.0000 AMER 20/06/2008
Option Purchased -38,000 70.0000 AMER 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