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 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 46,439,727 4.65% 1,699,813 0.17%
securities
(2) Derivatives 2,936,143 0.29% 72,990 0.01%
(other than
options)
(3) Options and 186,650 0.02% 100,810 0.01%
agreements to
purchase/sell
Total 49,562,520 4.97% 1,873,613 0.19%
(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 14,280 50.7000
Purchase 1,832 52.0007
Purchase 1,302 52.0007
Purchase 1,012 52.0007
Purchase 15,900 52.3136
Purchase 442 52.0007
Purchase 17,000 52.7300
Purchase 481 52.0007
Purchase 238 52.0007
Purchase 1,734 52.0007
Purchase 14,295 52.7300
Purchase 21,242 51.3467
Purchase 193 52.0007
Purchase 12,774 51.1225
Purchase 1,300 53.1734
Purchase 12,600 52.2394
Purchase 90 52.4968
Purchase 40,765 52.7300
Purchase 185 52.1564
Purchase 594 52.0007
Purchase 207 52.0007
Purchase 3,406 52.0537
Purchase 113,556 52.7300
Purchase 7,098 52.0007
Purchase 4,096 51.9844
Purchase 489 52.0270
Purchase 43,280 51.5544
Purchase 762 52.0007
Purchase 49,146 52.2906
Purchase 622 52.0007
Purchase 232 52.2472
Purchase 660 Transfer
Purchase 3,000 53.4267
Purchase 55,600 52.9304
Purchase 15 51.7000
Sale 100 51.8500
Sale 20 52.1500
Sale 80 52.2200
Sale 15 51.7000
Sale 553 51.9400
Sale 130 52.0700
Sale 115 51.9900
Sale 120 52.0000
Sale 113,556 52.7300
Sale 145 51.3700
Sale 131 52.7316
Sale 100 52.4100
Sale 115 52.3260
Sale 3,811 51.9869
Sale 54 51.8900
Sale 14,280 50.7000
Sale 50 51.5320
Sale 75 53.1900
Sale 60 52.3900
Sale 30 51.6300
Sale 50 51.4920
Sale 100 52.0972
Sale 10,104 51.3948
Sale 125 53.0000
Sale 14,295 52.7300
Sale 300 50.9100
Sale 175 51.9300
Sale 50 52.9100
Sale 113,544 52.7300
Sale 200 52.9100
Sale 55,124 51.4102
Sale 387 51.9600
Sale 185 51.4720
Sale 40,000 50.7000
Sale 100 51.9000
Sale 1,667 50.7000
Sale 40,765 52.7300
Sale 78 52.0000
Sale 3,421 50.7000
Sale 75 52.1300
Sale 75 52.0600
Sale 20 53.1700
Sale 80 52.0516
Sale 18,793 51.5919
Sale 23,194 51.5050
Sale 55,673 51.4212
Sale 150 52.3356
Sale 80 52.3800
Sale 100 52.6000
Sale 300 51.8000
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 12774 51.1225
CFD Short 43280 51.5543
CFD Short 4096 51.9843
CFD Short 3406 52.0536
CFD Short 232 52.2471
CFD Short 49146 52.2906
CFD Short 15900 52.3136
CFD Short 55600 52.9303
CFD Short 1300 53.1734
CFD Short 3000 53.4266
CFD Long 10104 51.3948
CFD Long 55124 51.4102
CFD Long 55673 51.4211
CFD Long 23194 51.5049
CFD Long 18793 51.5919
CFD Long 1683 52.0426
CFD Long 340 52.404
(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 20 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 150 4,000.0000 EURO 20/03/2008
Option Purchased 250 3,000.0000 EURO 20/06/2008
Option Purchased 250 3,800.0000 EURO 20/06/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 350 4,600.0000 EURO 19/12/2008
Option Purchased 20,000 54.0000 AMER 18/04/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 45,000 54.0000 AMER 20/03/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
Option Purchased -300 3,800.0000 EURO 20/06/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 20/03/2008
Option Purchased -10 5,200.0000 EURO 19/12/2008
Option Purchased 50 5,400.0000 EURO 20/03/2008
Option Purchased 20,000 52.0000 AMER 18/04/2008
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