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 14 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 46,508,749 4.66% 1,643,694 0.16%
securities
(2) Derivatives 2,897,719 0.29% 84,782 0.01%
(other than
options)
(3) Options and 146,650 0.01% 100,810 0.01%
agreements to
purchase/sell
Total 49,553,118 4.97% 1,829,286 0.18%
(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 1,683 55.2700
Purchase 1,049 55.4417
Purchase 63 55.1350
Purchase 186 55.1350
Purchase 4,100 55.3363
Purchase 6,829 55.2700
Purchase 2,100 55.1805
Purchase 13,571 53.3209
Purchase 273 55.2700
Purchase 22,480 55.0576
Purchase 9,262 54.0700
Purchase 9,251 55.2700
Purchase 261 55.1350
Purchase 50 54.9000
Purchase 3,371 55.3666
Purchase 392 55.2700
Purchase 182 55.2700
Purchase 2,341 55.3238
Purchase 20,724 55.2700
Purchase 1,599 55.0242
Purchase 212 55.1350
Purchase 11 54.0700
Sale 35 55.4000
Sale 70 55.7000
Sale 170 55.7000
Sale 140 55.1016
Sale 100 55.5824
Sale 13,636 55.2700
Sale 102 55.1621
Sale 18 55.2700
Sale 6,829 55.2700
Sale 17,655 55.2700
Sale 170 55.7000
Sale 50 55.0800
Sale 100 55.1100
Sale 30 55.7000
Sale 75 55.0300
Sale 115 55.7000
Sale 9,262 54.0700
Sale 90 55.7000
Sale 140 55.7000
Sale 45 55.7000
Sale 200 55.9100
Sale 95 55.7000
Sale 140 55.7000
Sale 35 55.0300
Sale 80 54.8856
Sale 30 55.7000
Sale 210 55.7000
Sale 722 55.1350
Sale 135 54.9300
Sale 60 55.1900
Sale 150 55.4400
Sale 50 55.0300
Sale 100 55.7000
Sale 125 55.0300
Sale 1,600 55.0650
Sale 534 55.2700
Sale 75 55.0612
Sale 2,949 55.3925
Sale 3,002 55.2700
Sale 100 55.7000
Sale 65 54.7832
Sale 60,492 55.3324
Sale 40 55.7000
Sale 100 54.7956
Sale 100 55.7000
Sale 21,100 55.1472
Sale 140 55.7000
Sale 120 55.1300
Sale 6,850 55.0100
Sale 50 55.7000
Sale 40 55.1520
Sale 50 55.2616
Sale 790 55.1621
Sale 45 55.7900
Sale 9,251 55.2700
Sale 90 55.1000
Sale 60 55.1300
Sale 170 55.7000
Sale 75 55.2300
Sale 134 55.7000
Sale 115 55.2500
Sale 115 55.1200
Sale 150 55.0300
Sale 50 55.0300
Sale 11 54.0700
Sale 475 55.0800
Sale 125 55.2000
Sale 16,665 55.6570
Sale 50 55.0300
Sale 111 55.2700
Sale 40 55.7000
Sale 130 55.1924
Sale 425 55.1100
Sale 18,652 55.2701
Sale 50 55.2000
Sale 145 71.7700 EUR
Sale 75 55.7000
Sale 105 55.0700
Sale 40 55.5000
Sale 56 55.1300
Sale 65 54.9100
Sale 2,240 55.2700
Sale 72 55.7000
Sale 144 55.2700
Sale 70 55.7000
Sale 366 55.1621
Sale 100 55.7000
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 13571 53.3208
CFD Short 1599 55.0241
CFD Short 22480 55.0575
CFD Short 2100 55.1805
CFD Short 2341 55.3237
CFD Short 4100 55.3363
CFD Short 1049 55.4417
CFD Long 200 54.771
CFD Long 1600 55.065
CFD Long 21100 55.1472
CFD Long 18652 55.27
CFD Long 60492 55.3323
CFD Long 16665 55.6569
(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 17 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 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 2,500.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 20/03/2008
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