Stabilisation Notice

IG Group Holdings plc
28 April 2005





                             IG Group Holdings plc

                              Stabilisation Notice

UBS Limited hereby notifies the London Stock Exchange that it may stabilise the
initial public offering of 327,500,959 ordinary shares of 0.005p each in IG
Group Holdings plc.

1. Security to be stabilised: IG Group Holdings plc

2. Security Identifier: GB00B06QFB75

3. Stabilising Manager: UBS Limited (Trevor Franz 020 7568 8379)

4. Stabilisation period commences on 28 April 2005 at 08:00 London time

5. Stabilisation period is expected to end no later than 3 June 2005 at close of
business (30 days from Admission)

6. Offer price: 120 pence per share

7. 13.1% of the offer size will be subject to over-allotment arrangements
(corresponding to 23,925,323 ordinary shares)

8. Stabilisation will be conducted in accordance with the Price Stabilising
Rules of the FSA

Stabilisation/FSA



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