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 19 February 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 46,937,202 4.70% 1,325,385 0.13%
securities
(2) Derivatives 2,514,129 0.25% 30,845 0.00%
(other than
options)
(3) Options and 46,650 0.00% 100,810 0.01%
agreements to
purchase/sell
Total 49,497,981 4.96% 1,457,040 0.15%
(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 1,638 57.8725
Purchase 416 58.2229
Purchase 175 58.2229
Purchase 160 58.3400
Purchase 354 58.2229
Purchase 4,100 58.0327
Purchase 1,270 58.2229
Purchase 2,152 58.2229
Purchase 2,943 58.3093
Purchase 268 58.2229
Purchase 29,407 58.4785
Purchase 849 58.2229
Purchase 234 58.2229
Purchase 696 58.2229
Purchase 221 58.2700
Purchase 624 57.9200
Purchase 1,648 58.2456
Purchase 150,000 44.0000
Purchase 32,479 58.2859
Purchase 125 Transfer
Purchase 5,329 57.6509
Purchase 1,048 58.2229
Purchase 4,350 58.5000
Purchase 221 58.3500
Sale 115 57.6428
Sale 100 58.3500
Sale 250 58.1550
Sale 305 58.1800
Sale 589 58.2500
Sale 150 58.1850
Sale 120 58.3225
Sale 150 57.7475
Sale 110 58.1224
Sale 50 58.3500
Sale 120 58.3500
Sale 69 58.2500
Sale 353 58.1200
Sale 145 57.6500
Sale 400 58.1800
Sale 165 58.2124
Sale 67 58.2500
Sale 100 58.3500
Sale 135 57.8016
Sale 125 58.3320
Sale 50 58.0450
Sale 360 58.1800
Sale 200 58.3500
Sale 21,176 57.7997
Sale 200 58.3500
Sale 7,200 58.2182
Sale 150 58.3500
Sale 40 58.1800
Sale 85 57.6512
Sale 200 57.7400
Sale 780 57.7732
Sale 204 57.7732
Sale 60 58.1550
Sale 90 58.2500
Sale 624 57.9012
Sale 75 58.3500
Sale 1,146 58.3296
Sale 195 58.6000
Sale 13,000 58.5000
Sale 63 58.4100
Sale 100 58.2032
Sale 100 58.3500
Sale 50 58.5900
Sale 72 58.2500
Sale 363 57.7732
Sale 387 58.5000
Sale 50 58.1524
Sale 75 58.3500
Sale 75 58.3500
Sale 233 58.2500
Sale 180 58.3500
Sale 36,321 58.1974
Sale 140 58.4650
Sale 950 58.1500
Sale 31 56.4100
Sale 90 58.0626
Sale 186 58.2500
Sale 68 57.6350
Sale 2,709 58.1420
Sale 1,071 57.9894
Sale 2,500 58.1700
Sale 210 58.1000
Sale 85 58.1312
Sale 50 58.5750
Sale 73 58.0275
Sale 100 57.5908
Sale 2,145 58.2500
Sale 520 57.7732
Sale 160 58.0100
Sale 6,235 58.3645
Sale 624 57.9200
Sale 99 58.2500
Sale 4,124 58.3341
Sale 60 58.0200
Sale 221 58.2700
Sale 80 58.0550
Sale 50 58.0876
Sale 740 58.2500
Sale 110 58.1250
Sale 175 57.9300
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 5329 57.6509
CFD Short 1638 57.8725
CFD Short 4100 58.0326
CFD Short 1648 58.2455
CFD Short 2943 58.3093
CFD Short 29407 58.4784
CFD Long 1071 57.9894
CFD Long 2709 58.142
CFD Long 36321 58.1974
CFD Long 7200 58.2182
CFD Long 1146 58.3295
CFD Long 4124 58.3341
CFD Long 6235 58.3645
(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)
CALL Selling 150 44 EURO 20/03/08 0
(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 20 February 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 45,000 54.0000 AMER 20/03/2008
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 150 4,000.0000 EURO 20/03/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 50 5,400.0000 EURO 20/03/2008
Option Purchased -10 5,200.0000 EURO 19/12/2008
Option Purchased -250 5,200.0000 EURO 20/03/2008
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