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 30 May 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 46,809,741 4.69% 999,406 0.10%
securities
(2) Derivatives 2,755,606 0.28% 185,987 0.02%
(other than
options)
(3) Options and 101,461 0.01% 341,080 0.03%
agreements to
purchase/sell
Total 49,666,808 4.98% 1,526,473 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 10,548 60.5500
Purchase 173,938 60.5500
Purchase 1,877 59.0756
Purchase 2,917 60.5439
Purchase 514 60.5500
Purchase 8,362 60.7690
Purchase 6,890 60.5500
Purchase 31,033 60.7806
Purchase 549 60.1563
Purchase 130 60.8165
Purchase 11,381 60.5500
Purchase 6,218 60.8409
Purchase 10,260 60.1800
Purchase 6,268 60.1800
Purchase 2,618 60.5500
Purchase 672 60.5500
Purchase 3,816 60.5500
Purchase 4,006 61.1639
Purchase 595 61.1639
Purchase 16,681 60.5500
Purchase 6,890 60.5500
Purchase 7,086 60.8430
Purchase 2,864 60.5500
Purchase 322 60.5500
Purchase 1,434 60.5500
Purchase 922 60.5500
Purchase 10,821 60.5638
Purchase 21,617 60.1800
Purchase 234 60.5500
Purchase 549 60.1600
Purchase 7,246 60.8038
Purchase 21,285 60.1593
Purchase 375 60.4800
Purchase 18,825 60.7994
Purchase 750 60.2900
Purchase 126 61.8000
Purchase 6,895 61.0512
Purchase 23,948 60.6489
Purchase 288 60.5500
Sale 1,295 60.5500
Sale 111 60.6671
Sale 635 60.5561
Sale 135 60.5500
Sale 46 60.6671
Sale 264 60.5561
Sale 6,508 60.5561
Sale 2,690 60.6095
Sale 54 60.5500
Sale 18,439 60.6095
Sale 6,936 60.6095
Sale 1,107 60.6095
Sale 1,381 60.5500
Sale 7,488 60.6671
Sale 30 60.7340
Sale 13,544 60.5500
Sale 20 60.6671
Sale 116 60.5561
Sale 42,432 60.5561
Sale 25 60.5500
Sale 1,436 59.9800
Sale 304 Transfer
Sale 5,500 60.5500
Sale 2,300 60.0236
Sale 41,163 60.7264
Sale 549 60.1600
Sale 125 120.7800 USD
Sale 4,500 60.6234
Sale 21 60.7300
Sale 7,212 59.8343
Sale 50 60.7736
Sale 20 60.7530
Sale 150 60.7735
Sale 1,148 60.6671
Sale 50 60.6490
Sale 50 60.5720
Sale 363 60.5561
Sale 63 60.6671
Sale 50 60.7736
Sale 9,450 60.5500
Sale 1,903 60.5561
Sale 335 60.6671
Sale 1,444 60.5500
Sale 6,808 60.5561
Sale 1,201 60.6671
Sale 10,548 60.5500
Sale 103 60.5500
Sale 128 60.5561
Sale 100 60.8530
Sale 90 60.6760
Sale 100 60.6132
Sale 175 60.6820
Sale 2,209 60.6500
Sale 373 60.5621
Sale 6,890 60.5500
Sale 542 60.6095
Sale 85 60.6671
Sale 483 60.5561
Sale 168 60.5500
Sale 85 60.3824
Sale 210 60.6095
Sale 719 60.6095
Sale 398 60.5500
Sale 562 60.5500
Sale 1,407 60.5707
Sale 721 60.6095
Sale 870 60.5707
Sale 1,563 60.5707
Sale 2,680 60.5707
Sale 763 60.5500
Sale 110 61.0004
Sale 2,973 60.5500
Sale 22 60.6671
Sale 1,975 60.5707
Sale 12,561 60.5500
Sale 34,233 60.5500
Sale 406 60.6428
Sale 495 60.5707
Sale 823 60.5707
Sale 10,437 60.5707
Sale 171 60.5707
Sale 27 60.5500
Sale 124 60.6671
Sale 709 60.5561
Sale 570 60.5500
Sale 567 60.6095
Sale 120 60.5500
Sale 399 60.5500
Sale 11,381 60.5500
Sale 159 60.5561
Sale 444 60.5707
Sale 399 60.5561
Sale 85 60.5500
Sale 70 60.6671
Sale 323 60.6095
Sale 735 60.5707
Sale 740 60.6095
Sale 2,360 60.5707
Sale 250 60.5561
Sale 44 60.6671
Sale 53 60.5500
Sale 27,352 60.5561
Sale 5,803 60.5500
Sale 4,826 60.6671
Sale 28 60.6671
Sale 2,522 60.5707
Sale 479 60.6095
Sale 2,629 60.6095
Sale 112 60.6095
Sale 306 60.5707
Sale 631 60.5290
Sale 125 60.8324
Sale 975 60.6095
Sale 1,862 60.6095
(b) Derivatives transactions (other than options)
Product name, Long/Short Number of Price per
(e.g. CFD) (Note 6) Securities unit (GBP)
CFD Long 7212 59.8342
CFD Long 1436 59.98
CFD Long 2300 60.0236
CFD Long 787 60.5622
CFD Long 4500 60.6233
CFD Long 41163 60.7263
CFD Long 204 60.9034
CFD Short 1877 59.0756
CFD Short 718 60.5525
CFD Short 10821 60.5637
CFD Short 23948 60.6488
CFD Short 8362 60.769
CFD Short 31033 60.7806
CFD Short 18825 60.7994
CFD Short 7246 60.8038
CFD Short 6218 60.8409
CFD Short 7086 60.843
(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 02 June 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 -135 5,200.0000 EURO 19/12/2008
Option Purchased -100,000 30.0000 AMER 20/06/2008
Option Purchased -38,000 70.0000 AMER 20/06/2008
Option Purchased -10,000 74.0000 AMER 20/06/2008
Option Purchased -2,000 70.0000 AMER 20/06/2008
Option Purchased -300 5,200.0000 EURO 19/09/2008
Option Purchased -190,000 74.0000 AMER 20/06/2008
Option Purchased -145 5,200.0000 EURO 19/12/2008
Option Purchased 100,000 56.0000 AMER 18/12/2009
Option Purchased 11 7,600.0000 EURO 20/06/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
Option Purchased 125 4,400.0000 EURO 20/06/2008
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 -250 2,500.0000 EURO 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