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 Informa 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 30 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
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Number (%) Number (%)
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(1) Relevant securities 5,166 (0.0012%) 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 5,166 (0.0012%) 0 (0%)
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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
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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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(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)
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Purchase 46,277 4.3300 GBP
Sale 46,277 4.3300 GBP
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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
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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 31 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 Informa Plc
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Nature of connection (Note 9) Corporate Broker
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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

ABN AMRO BANK N.V.

Copyright Business Wire 2008