REG-ABN AMRO BANK N.V. EPT Disclosure

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)

1. KEY INFORMATION

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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
------------------------------------------ ---------------------------------------------------------------
Class of relevant security to which the ORD GBP 0.10
dealings being disclosed relate (Note 1)
------------------------------------------ ---------------------------------------------------------------
Date of dealing 22 July 2008
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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 1,089,303 (0.1092%) 6,349 (0.0006%)
------------------------------------------ ------------------------------ --------------------------------
(2) Derivatives (other than options) 1,200 (0.0001%) 119,267 (0.0120%)
------------------------------------------ ------------------------------ --------------------------------
(3) Options and agreements to
purchase/sell 560,022 (0.0561%) 770,000 (0.0772%)
------------------------------------------ ------------------------------ --------------------------------
Total 1,650,525 (0.1654%) 895,616 (0.0898%)
------------------------------------------ ------------------------------ --------------------------------
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(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
------------------------------------------ ------------------------------ --------------------------------
Number (%) Number (%)
------------------------------------------ ------------------------------ --------------------------------
(1) Relevant securities 0 (0%) 0 (0%)
------------------------------------------ ------------------------------ --------------------------------
(2) Derivatives (other than options) 0 (0%) 0 (0%)
------------------------------------------ ------------------------------ --------------------------------
(3) Options and agreements to
purchase/sell 0 (0%) 0 (0%)
------------------------------------------ ------------------------------ --------------------------------
Total 0 (0%) 0 (0%)
------------------------------------------ ------------------------------ --------------------------------
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(c) Rights to subscribe (Note 2)

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Class of relevant security: Details
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3. DEALINGS (Note 3)

(a) Purchases and sales

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Purchase/sale Number of securities Price per unit (Note 4)
----------------------------------- ---------------------------------- ------------------------------------
Purchase 51 50.5400 GBP
Purchase 111 50.7800 GBP
Purchase 25,000 50.8109 GBP
Purchase 14,000 50.8600 GBP
Purchase 35,386 50.9000 GBP
Purchase 114 50.9300 GBP
Purchase 117 50.9900 GBP
Purchase 114 51.3700 GBP
Purchase 118 51.4900 GBP
Purchase 117 51.7200 GBP
Purchase 118 51.8900 GBP
Purchase 109 52.1600 GBP
Purchase 117 52.1700 GBP
Purchase 113 52.2100 GBP
Purchase 114 52.3500 GBP
Purchase 114 52.4200 GBP
Purchase 115 52.4600 GBP
Purchase 116 52.5600 GBP
Purchase 118 52.6000 GBP
Purchase 112 52.6200 GBP
Purchase 112 52.7500 GBP
Purchase 3,087 52.8449 GBP
Purchase 441 52.8608 GBP
Purchase 2,500 50.9690 GBP
TOTAL: 82,414

Sale 35,386 50.9000 GBP
Sale 2,500 51.0000 GBP
Sale 2,000 51.9316 GBP
Sale 626 52.8200 GBP
Sale 231 52.8300 GBP
Sale 1,158 52.8400 GBP
Sale 266 52.8900 GBP
Sale 1,247 52.9000 GBP
TOTAL: 43,414
----------------------------------- ---------------------------------- ------------------------------------
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(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
--------------------- ---------------------- -------------------------------- -----------------------------
Dec 2008 Call Warrant Short 1,000 0.9500 EUR
--------------------- ---------------------- -------------------------------- -----------------------------
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(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 option European per unit
varying etc. relates (Note 6) etc. (Note 4)
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(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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(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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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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Is a Supplemental Form 38.5(b) attached? (Note 8) YES/NO

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Date of disclosure 23 July 2008
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Contact name Fraser Wyeth
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Telephone number (020) 7678 0480
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Name of offeree/offeror with which connected Rio Tinto Plc
------------------------------------------------------------ ---------------------------------------------
Nature of connection (Note 9) Advisor
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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 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 75,000 56.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Option Written 2,000 72.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Put Option Purchase 10,000 40.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Put Option Purchase 7,000 44.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Call Option Purchase 33,000 48.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Put Option Purchase 16,000 48.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Call Option Written 5,000 52.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Call Option Purchase 26,000 56.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Put Option Written 1,000 56.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Call Option Written 7,000 60.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Call Option Written 6,000 64.0000 GBP American 19-Sep-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 14,000 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
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Sep 2008 Put Option Purchase 250,000 44.0000 GBP American 19-Sep-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Put Option Purchase 250,000 27.0000 GBP European 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 180 24.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 200 26.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 50 36.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 360 40.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 100 45.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 3,240 50.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 1,896 55.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 3,350 60.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 8,400 70.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2008 Call Warrant Written 65,170 80.0000 GBP American 19-Dec-08
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2009 Put Warrant Written 1,200 35.0000 GBP American 18-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2009 Call Warrant Written 70 40.0000 GBP American 18-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2009 Call Warrant Written 543 50.0000 GBP American 18-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2009 Call Warrant Written 4,956 60.0000 GBP American 18-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2009 Call Warrant Written 4,385 70.0000 GBP American 18-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
Dec 2009 Call Warrant Written 26,367 80.0000 GBP American 18-Jun-09
------------------------ ------------- ----------------- --------------- ------------- ---------------------
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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