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

-0-
*T
Name of exempt principal trader ABN AMRO Equities Australia Limited
---------------------------------------------------------------------------------------------------------
Company dealt in RIO TINTO LIMITED
---------------------------------------------------------------------------------------------------------
Class of relevant security to which the Ordinary Shares
dealings being disclosed relate (Note 1)
---------------------------------------------------------------------------------------------------------
Date of dealing 21 July 2008
---------------------------------------------------------------------------------------------------------
*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)

-0-
*T
Long Short
--------------------------------------------------------------------------------------------------------
Number (%) Number (%)
--------------------------------------------------------------------------------------------------------
(1) Relevant securities 318,354 0.069689774 1672296 0.3660765
--------------------------------------------------------------------------------------------------------
(2) Derivatives (other than options) 1,665,591 0.364608772 156009 0.0341514
--------------------------------------------------------------------------------------------------------
(3) Options and agreements to
purchase/sell 45,000 0.009850795 140000 0.0306469
--------------------------------------------------------------------------------------------------------
Total 2,028,945 0.444149341 1968305 0.4308748
--------------------------------------------------------------------------------------------------------
*T

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

-0-
*T
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%)
--------------------------------------------------------------------------------------------------------
*T

(c) Rights to subscribe (Note 2)

-0-
*T
Class of relevant security: Details
---------------------------------------------------------------------------------------------------------
*T

3. DEALINGS (Note 3)

(a) Purchases and sales

-0-
*T
Purchases Number of securities Price per unit (AUD)
Purchase 65341 115.5
Purchase 41 117.86
Purchase 247 117.9
Purchase 107 117.96
Purchase 39 117.98
Purchase 119 118
Purchase 139 118.05
Purchase 70 118.06
Purchase 30 118.07
Purchase 107 118.08
Purchase 106 118.11
Purchase 35 118.12
Purchase 343 118.13
Purchase 231 118.14
Purchase 107 118.15
Purchase 278 118.16
Purchase 12 118.17
Purchase 136 118.2
Purchase 35 118.29
Purchase 45 118.3
Purchase 178 118.31
Purchase 36 118.33
Purchase 108 118.34
Purchase 94 118.35
Purchase 70 118.36
Purchase 36 118.37
Purchase 27 118.38
Purchase 54 118.39
Purchase 84 118.4
Purchase 36 118.45
Purchase 11275 118.49
Purchase 36 118.5
Purchase 200 118.51
Purchase 144 118.52
Purchase 8 118.55
Purchase 94 118.59
Purchase 258 118.6
Purchase 1 118.61
Purchase 140 118.66
Purchase 109 118.67
Purchase 99 118.68
Purchase 27 118.69
Purchase 460 118.7
Purchase 36 118.71
Purchase 1099 118.73
Purchase 430 118.74
Purchase 1398 118.76
Purchase 36 118.81
Purchase 63 118.83
Purchase 253 118.89
Purchase 736 118.9
Purchase 271 118.91
Purchase 153 118.92
Purchase 323 118.93
Purchase 142 118.94
Purchase 65 118.95
Purchase 615 119
Purchase 71 119.01
Purchase 357 119.02
Purchase 179 119.03
Purchase 88 119.05
Purchase 71 119.06
Purchase 48 119.07
Purchase 531 119.08
Purchase 43 119.1
Purchase 319 119.16
Purchase 18 119.19
Purchase 107 119.22
Purchase 373 119.24
Purchase 91 119.25
Purchase 236 119.26
Purchase 33 119.29
Purchase 141 119.32
Purchase 70 119.39
Purchase 71 119.4
Purchase 30 119.43
Purchase 14 119.48
Purchase 297 119.55
89950
*T

-0-
*T
Sales Number of securities Price per unit (AUD)
Sale 65341 115.5
Sale 87 118.36
Sale 672 118.45
Sale 11788 118.49
Sale 200 118.5
Sale 301 118.51
Sale 53 118.56
Sale 10 118.58
Sale 317 118.6
Sale 161 118.64
Sale 1000 118.73
Sale 5000 118.9
84930
*T

(b) Derivatives transactions (other than options)

-0-
*T
Product name, Long/short (Note 5) Number of securities (Note 6) Price per unit (Note 4) AUD
e.g. CFD
--------------------------------------------------------------------------------------------------------
RIOKZI Long (buy) 2350 2.39
--------------------------------------------------------------------------------------------------------
RIOKZH Long (buy) 672 19.43
--------------------------------------------------------------------------------------------------------
RIOKZH Long (buy) 401 19.48
--------------------------------------------------------------------------------------------------------
RIOKZH Long (buy) 100 19.49
--------------------------------------------------------------------------------------------------------
RIOKZH Long (buy) 327 19.58
--------------------------------------------------------------------------------------------------------
RIOKZH Short (sell) 72 19.72
--------------------------------------------------------------------------------------------------------
RIOKZH Short (sell) 30 19.73
--------------------------------------------------------------------------------------------------------
RIOKZH Short (sell) 500 19.75
--------------------------------------------------------------------------------------------------------
RIOKZH Short (sell) 898 19.76
--------------------------------------------------------------------------------------------------------
*T

(c) Options transactions in respect of existing securities

(i) Writing, selling, purchasing or varying

-0-
*T
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)
--------------------------------------------------------------------------------------------------------
*T

(ii) Exercising

-0-
*T
Product name, e.g. call option Number of securities Exercise price per unit (Note 4)
---------------------------------------------------------------------------------------------------------
*T

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

-0-
*T
Nature of transaction (Note 7) Details Price per unit (if applicable) (Note
4)
---------------------------------------------------------------------------------------------------------
*T

4. OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives

-0-
*T
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.
---------------------------------------------------------------------------------------------------------
*T

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

-0-
*T
Date of disclosure 22 July 2008
---------------------------------------------------------------------------------------------------------
Contact name Oliver Bainbridge - Kirit Devshi
---------------------------------------------------------------------------------------------------------
Telephone number (020) 7678 5898
---------------------------------------------------------------------------------------------------------
Name of offeree/offeror with which connected RIO TINTO
---------------------------------------------------------------------------------------------------------
Nature of connection (Note 9) Advisor
---------------------------------------------------------------------------------------------------------
*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)

-0-
*T
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
-------------------------------------------------------------------------------------------------------
Jun 09 Call purchased 25,000 180.00 American 25/06/09
-------------------------------------------------------------------------------------------------------
Jun 09 Call purchased 20,000 180.00 American 25/06/09
-------------------------------------------------------------------------------------------------------

-------------------------------------------------------------------------------------------------------
Jun 09 Call Written 140,000 146.00 European 25/06/09
-------------------------------------------------------------------------------------------------------

-------------------------------------------------------------------------------------------------------
RIO Swap Short 100 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Short 4,440 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Short 1,330 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Short 3,350 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Short 950 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Short 200 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Short 750 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Long 67,987 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Long 212,013 05/09/08
-------------------------------------------------------------------------------------------------------
RIO Swap Long 1,385,091 29/10/08
-------------------------------------------------------------------------------------------------------
RIO Swap Long 178,716 29/10/08
-------------------------------------------------------------------------------------------------------
*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