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 28 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 49,610,883 4.97% 1,023,911 0.10%
securities
(2) Derivatives 2,356,705 0.24% 130,392 0.01%
(other than
options)
(3) Options and 202,100 0.02% 700,800 0.07%
agreements to
purchase/sell
Total 52,169,688 5.23% 1,855,103 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 2,219 53.8149
Purchase 9,391 53.8747
Purchase 6,792 53.7000
Purchase 11,100 53.3237
Purchase 53,774 53.7174
Purchase 3,606 53.7000
Purchase 3,488 54.0946
Purchase 3,577 53.6719
Purchase 2,584 53.7806
Purchase 37,000 53.7131
Purchase 70,283 53.7563
Purchase 53,774 53.7174
Purchase 78 53.8191
Purchase 45,813 53.7250
Purchase 8,237 53.6330
Purchase 1,842 53.7000
Purchase 1,800 53.5491
Purchase 37,00 53.7131
Purchase 67 53.5550
Purchase 8,237 53.6330
Sale 3,606 53.6903
Sale 8,237 53.6330
Sale 7,886 53.7000
Sale 2,219 53.8095
Sale 11,100 53.3237
Sale 2,584 53.7752
Sale 144 53.3150
Sale 350 53.6425
Sale 3,488 54.0897
Sale 37,000 53.7131
Sale 150 53.3925
Sale 78 53.8110
Sale 11,100 53.3237
Sale 3,577 53.6671
Sale 9,391 53.8747
Sale 100 53.2425
Sale 70,283 53.7563
Sale 400 54.0200
Sale 9,391 53.8747
Sale 1,800 53.5411
Sale 45,813 53.7250
Sale 400 54.0200
Sale 53,774 53.7174
Sale 100 53.5375
Sale 1,123 53.7000
NB: The below transactions which were previously disclosed have been cancelled
Deal Date Purchase/Sale Number of Securities Price per unit (GBP)
24/12/2007 Sale 134 53.2419
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Short 1798 53.4534
CFD Short 1800 53.5491
CFD Short 8237 53.6329
CFD Short 45813 53.7249
CFD Short 2584 53.7805
CFD Short 1779 53.8927
CFD Long 5400 52.7293
CFD Long 3606 53.6903
CFD Long 2219 53.8095
CFD Long 78 53.811
CFD Long 225 53.9451
CFD Long 10690 54.0394
CFD Long 3263 54.0996
NB: The below transactions which were previously disclosed have been cancelled
Deal Date Long/Short Number of Securities Price per unit (GBP)
27/12/2007 Short 10,690 54.0394
24/12/2007 Long 134 53.2419
24/12/2007 Long 5,400 52.7293
(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 31 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 6,000.0000 EURO 15/02/2008
Option Purchased 250 6,000.0000 EURO 15/02/2008
Option Purchased 250 3,800.0000 EURO 20/06/2008
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