Holding(s) in Company

IP Group PLC
15 December 2006


IP Group (the 'Company')


                   Disclosure of material interest in shares


The Company was notified today that as at close of business on 12 December 2006,
Lehman Brothers International (Europe) had a notifiable interest in 39,048,730
ordinary shares of 2p each representing 15.84 per cent. of the issued share
capital of the Company.


Contact:

Alan Aubrey

020 7489 5200


15 December 2006



                      This information is provided by RNS
            The company news service from the London Stock Exchange