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 21 December 2007
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 49,651,414 4.98% 980,816 0.10%
securities
(2) Derivatives 2,271,716 0.23% 144,847 0.01%
(other than
options)
(3) Options and 202,100 0.02% 700,800 0.07%
agreements to
purchase/sell
Total 52,125,230 5.23% 1,826,463 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 3,787 52.2392
Purchase 20,376 52.7800
Purchase 700 52.7900
Purchase 8,602 52.7800
Purchase 84,850 53.3662
Purchase 500,000 52.0000
Purchase 11,505 52.4531
Purchase 572 52.7800
Purchase 80,200 52.1021
Purchase 527 52.1493
Purchase 306,000 48.0000
Purchase 319 52.7800
Purchase 176,000 52.6620
Purchase 14,046 52.0000
Purchase 13,584 52.7800
Purchase 838 52.6908
Purchase 72,007 52.0000
Purchase 80,200 52.1021
Purchase 32,937 51.8905
Purchase 198 52.7800
Purchase 45 52.7800
Purchase 1,978 52.7800
Purchase 1,900 51.9244
Purchase 14,016 51.3000
Purchase 22,200 51.7036
Purchase 250,000 33.0000
Purchase 296 52.7800
Purchase 283 52.7800
Purchase 602 52.7800
Purchase 10,732 52.7800
Purchase 57,000 57.9100
Purchase 27,027 52.2029
Purchase 250,000 45.0000
Purchase 3,787 52.2392
Purchase 2,819 52.0220
Purchase 211,538 52.0000
Purchase 57,961 52.0000
Purchase 1,195 52.7800
Purchase 769 52.7800
Purchase 35,436 52.3849
Purchase 19,230 52.3483
Purchase 1,600 52.7800
Purchase 5,438 52.7800
Purchase 1,900 51.9244
Purchase 2,263 51.9572
Purchase 232 52.7800
Purchase 3,092 52.7800
Purchase 10 52.7800
Purchase 8,813 52.3832
Purchase 803 52.2415
Purchase 450,000 35.0000
Purchase 9,920 52.2377
Sale 105 52.1324
Sale 2,200 51.7200
Sale 700 52.7800
Sale 1,600 52.7721
Sale 32 Transfer
Sale 80,200 52.1021
Sale 369 51.8600
Sale 838 52.6861
Sale 803 52.2368
Sale 602 52.7800
Sale 500,000 44.0000
Sale 100 52.0750
Sale 19,230 52.3388
Sale 8,813 52.3738
Sale 1,400 51.7200
Sale 11,505 52.4478
Sale 117,260 52.7800
Sale 51 52.3475
Sale 316 51.3100
Sale 2,819 52.0220
Sale 1,900 51.9244
Sale 333 52.3500
Sale 200 52.3175
Sale 4,564 52.7800
Sale 2,263 51.9572
Sale 200 51.9912
Sale 60 52.0000
Sale 32,937 51.8905
Sale 3,787 52.2392
Sale 201,621 52.5479
Sale 35,436 52.3849
Sale 60 52.4237
Sale 22,200 51.7036
Sale 57,961 52.0000
Sale 40 52.0533
Sale 35,436 52.3849
Sale 27,027 52.2029
Sale 110 52.0020
Sale 527 52.1493
Sale 39 50.6925
Sale 130 51.9200
Sale 500 52.1750
Sale 527 52.1493
Sale 14,046 52.0000
Sale 176 52.7800
Sale 9,920 52.2298
Sale 176,000 52.6620
Sale 84,850 53.3662
Sale 493 52.7800
Sale 200 51.9300
Sale 319 52.7800
Sale 11,092 52.7800
Sale 50 51.6360
Sale 150 52.1950
NB: The below transactions which were previously disclosed have been cancelled
Deal Date Purchase/Sale Number of Securities Price per unit (GBP)
10/12/2007 Purchase 57,000 57.9100
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 32937 51.8904
CFD Short 1900 51.9244
CFD Short 27027 52.2029
CFD Short 9920 52.2376
CFD Short 3787 52.2391
CFD Short 803 52.2415
CFD Short 8813 52.3832
CFD Short 700 52.79
CFD Long 2263 51.9571
CFD Long 527 52.1492
CFD Long 19230 52.3388
CFD Long 11505 52.4478
CFD Long 838 52.686
CFD Long 1600 52.772
(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 24 December 2007
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 125 4,400.0000 EURO 20/06/2008
Option Purchased -300,000 52.0000 AMER 15/02/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
Option Purchased -300 3,800.0000 EURO 20/06/2008
Option Purchased -250 5,200.0000 EURO 20/03/2008
Option Purchased -250 2,500.0000 EURO 20/06/2008
Option Purchased 50 5,400.0000 EURO 20/03/2008
Option Purchased -300,000 56.0000 AMER 15/02/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 200,000 60.0000 AMER 18/01/2008
Option Purchased 250 3,800.0000 EURO 20/06/2008
Option Purchased 250 6,000.0000 EURO 15/02/2008
Option Purchased 250 6,000.0000 EURO 15/02/2008
Option Purchased 250 3,000.0000 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 100 5,600.0000 EURO 18/01/2008
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