REG-ABN AMRO BANK N.V. EPT Disclosure - Amendment

LONDON--(Business Wire)--

FORM 38.5(b)

DEALINGS BY CONNECTED EXEMPT PRINCIPAL TRADERS

WITHOUT RECOGNISED INTERMEDIARY STATUS, OR WITH RI STATUS

BUT NOT DEALING IN A CLIENT-SERVING CAPACITY

(Rule 38.5(b) of the Takeover Code)

Amendment - Please note this disclosure replaces the disclosure issued on
22/October/2008 (RNS: 3864004BOE16) for date of dealing 21/October/2008. Total
purchases increased by 4,000 giving a total of 23,799 in section 3a.*

1. KEY INFORMATION

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*T
Name of exempt principal trader ABN AMRO BANK N.V. London Branch (Subsidiary of RFS Holding
N.V.)
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Company dealt in Rio Tinto Plc
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Class of relevant security to which the ORD GBP 0.10
dealings being disclosed relate (Note 1)
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Date of dealing 21 October 2008
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*T

2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a) Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 2)

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Long Short
------------------------------------ ----------------------------------- -------------------------------------
Number (%) Number (%)
------------------------------------ ----------------- ----------------- ----------------- -------------------
(1) Relevant securities 1,173,305 0.1176% 10,201 0.0010%
------------------------------------ ----------------- ----------------- ----------------- -------------------
(2) Derivatives (other than options) 746 0.0001% 120,997 0.0121%
------------------------------------ ----------------- ----------------- ----------------- -------------------
(3) Options and agreements to
purchase/sell 489,022 0.0490% 376,000 0.0377%
------------------------------------ ----------------- ----------------- ----------------- -------------------
Total 1,663,073 0.1667% 507,198 0.0510%
------------------------------------ ----------------- ----------------- ----------------- -------------------
*T

(b) Interests and short positions in relevant securities of the company, other
than the class dealt in (Note 2)

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Class of relevant security: Long Short
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Number (%) Number (%)
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(1) Relevant securities 0 0% 0 0%
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(2) Derivatives (other than options)0 0% 0 0%
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(3) Options and agreements to
purchase/sell 0 0% 0 0%
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Total 0 0% 0 0%
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*T

(c) Rights to subscribe (Note 2)

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Class of relevant security: Details
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*T

3. DEALINGS (Note 3)

(a) Purchases and sales

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Purchase/sale Number of securities Price per unit (Note 4)
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Purchase 375 24.9137 GBP
Purchase 500 25.2700 GBP
Purchase 10,000 25.3498 GBP
Purchase 7,520 25.6000 GBP
Purchase 172 26.2300 GBP
Purchase 113 26.2500 GBP
Purchase 287 26.3100 GBP
Purchase 147 26.3200 GBP
Purchase 455 26.3300 GBP
Purchase 230 26.3700 GBP
Purchase 4,000 48.0000 GBP
TOTAL 23,799

Sale
Sale 238 24.9100 GBP
Sale 137 24.9200 GBP
Sale 7,520 25.6000 GBP
Sale 1,500 25.7100 GBP
Sale 466 26.3127 GBP
Sale 938 26.3128 GBP
TOTAL 500 26.3400 GBP
11,299
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*T

(b) Derivatives transactions (other than options)

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Product name, Long/short (Note 5) Number of securities (Note 6) Price per unit (Note 4)
e.g. CFD
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*T

(c) Options transactions in respect of existing securities

(i) Writing, selling, purchasing or varying

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Product name, Writing, Number of Exercise Type, e.g. Expiry Option money
e.g. call option selling, securities to price American, date paid/received
purchasing, which the European etc. per unit (Note
varying etc. option relates 4)
(Note 6)
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*T

(ii) Exercising

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Product name, e.g. call option Number of securities Exercise price per unit (Note 4)
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*T

(d) Other dealings (including new securities) (Note 3)

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Nature of transaction (Note 7) Details Price per unit (if applicable) (Note
4)
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*T

4. OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives

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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.
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*T

Is a Supplemental Form 38.5(b) attached? (Note 8) YES/NO

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Date of disclosure 23 October 2008
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Contact name Fraser Wyeth
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Telephone number +44 (0) 20 7678 0480
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Name of offeree/offeror with which connected Rio Tinto
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Nature of connection (Note 9) Advisor
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*T

Notes

The Notes on Form 38.5(b) 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)

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Product name, Written or Number of Exercise price Type, e.g. Expiry date
e.g. call option purchased securities to (Note 2) American,
which the option European
or derivative etc.
relates
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Written 1,022 30.3400 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Purchased 150,000 38.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Purchased 10,000 40.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Purchased 1,000 44.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Option Purchased 1,000 48.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Written 10,000 48.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Option Purchased 48,000 52.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Written 12,000 52.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Option Written 58,000 56.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Written 61,000 56.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Option Written 2,000 72.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Oct 2008 Call Option Purchase 35,000 48.0000 GBP American 17-Oct-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2009 Put Option Purchase 1,000 40.0000 GBP American 18-Dec-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
June 2009 Call Option Purchase 29,000 48.0000 GBP American 19-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
June 2009 Put Option Written 10,000 48.0000 GBP American 19-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
June 2009 Call Option Written 4,000 56.0000 GBP American 19-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
June 2009 Put Option Written 13,000 56.0000 GBP American 19-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Option Written 75,000 52.0000 GBP European 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2010 Put Option Purchase 75,000 56.0000 GBP European 17-Dec-10
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Written 150,000 38.0000 GBP European 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Option Purchase 150,000 60.0000 GBP European 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Oct 2008 Call Option Purchase 250,000 48.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
*T

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

ABN AMRO BANK N.V.

Copyright Business Wire 2008