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 20 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 46,379,877 4.65% 1,975,057 0.20%
securities
(2) Derivatives 2,762,101 0.28% 158,122 0.02%
(other than
options)
(3) Options and 141,450 0.01% 100,560 0.01%
agreements to
purchase/sell
Total 49,283,428 4.94% 2,233,739 0.22%
(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 1,100 48.0000
Purchase 93,364 49.1250
Purchase 12,737 48.1089
Purchase 6,000 52.7300
Purchase 18,900 48.7846
Purchase 150 48.2800
Purchase 100 48.6200
Purchase 1,762 Transfer
Purchase 100 48.4392
Purchase 130,221 49.1800
Purchase 23,028 48.1103
Purchase 190 48.0000
Purchase 40,000 49.1530
Purchase 53 48.0000
Purchase 17,375 48.1625
Purchase 10,682 52.7037
Purchase 400 48.1472
Purchase 1,341 .5144
Purchase 21,368 53.1800
Purchase 447 47.9443
Purchase 154 Transfer
Purchase 616 48.0000
Purchase 150,031 48.5167
Purchase 40,000 49.1530
Purchase 80,000 52.6400
Purchase 14 Transfer
Purchase 130 48.1800
Purchase 774 48.6588
Purchase 32,200 49.1636
Purchase 538 48.0000
Purchase 3,000 48.2475
Purchase 134,109 50.7000
Purchase 36,682 48.0000
Purchase 1,809 48.0000
Purchase 477 48.0000
Purchase 15,440 48.0163
Purchase 1,247 47.5703
Purchase 2,000 50.0000
Purchase 92,000 48.6384
Purchase 2,345 48.0041
Sale 75 49.0900
Sale 122 48.9300
Sale 1,300 48.2000
Sale 70 48.7240
Sale 400 48.2000
Sale 4,554 48.9701
Sale 105,733 49.2200
Sale 16 Transfer
Sale 40 48.9215
Sale 100 48.6500
Sale 95 48.7900
Sale 36,682 48.0000
Sale 95 49.0920
Sale 1,644 48.0000
Sale 165 48.7900
Sale 84 48.9300
Sale 75 48.9300
Sale 75 49.0900
Sale 50 48.3300
Sale 4,551 49.0029
Sale 70 47.9400
Sale 37 48.9300
Sale 200 48.0600
Sale 75 47.9600
Sale 134,109 50.7000
Sale 300 49.0200
Sale 21,497 48.4331
Sale 130 48.1200
Sale 86 Transfer
Sale 115 49.2400
Sale 75 49.0900
Sale 150 49.0900
Sale 80 48.3000
Sale 1,607 48.9036
Sale 92,000 49.2200
Sale 100 49.0900
Sale 36 Transfer
Sale 100 48.0116
Sale 9,767 48.5996
Sale 255 48.1600
Sale 75 48.9300
Sale 185 48.9300
Sale 100 49.0900
Sale 130 49.1800
Sale 2,553 48.0000
Sale 783 48.3701
Sale 100 48.7540
Sale 600 47.9928
Sale 150 48.4400
Sale 35,033 48.2997
Sale 185 49.0900
Sale 92,000 48.6384
Sale 100 48.9300
Sale 65 48.3900
Sale 35,949 49.2200
Sale 100 49.2500
Sale 38,064 48.0000
Sale 1,379 48.0000
Sale 198 48.2400
Sale 200 48.1600
Sale 40,000 49.1530
Sale 154 Transfer
Sale 48 48.9300
Sale 240 49.0900
Sale 133 48.9300
Sale 10,682 52.7037
Sale 38 48.9300
Sale 75 48.7900
Sale 1,762 Transfer
Sale 23,138 48.2700
Sale 60 48.7100
Sale 50 48.9300
Sale 265 48.7800
Sale 131 49.0900
Sale 32,200 49.1636
Sale 500 48.4200
Sale 9,948 48.5600
Sale 90 49.0900
Sale 3,288 48.0000
Sale 660 48.7500
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 1341 0.5143
CFD Short 1247 47.5702
CFD Short 447 47.9443
CFD Short 1100 48
CFD Short 2345 48.0041
CFD Short 12737 48.1088
CFD Short 23028 48.1103
CFD Short 400 48.1472
CFD Short 17375 48.1624
CFD Short 3000 48.2475
CFD Short 150031 48.5167
CFD Short 18900 48.7846
CFD Short 93364 49.125
CFD Short 40000 49.1529
CFD Short 80000 52.64
CFD Long 600 47.9928
CFD Long 1300 48.2
CFD Long 23138 48.27
CFD Long 35033 48.2996
CFD Long 783 48.3701
CFD Long 21497 48.433
CFD Long 9767 48.5995
CFD Long 92000 48.6384
(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 25 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 3,800.0000 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 -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