Holding(s) in Company

IQE PLC
18 August 2006

IQE plc

18 August 2006


                                    IQE plc

                          (the ''Company'' or ''IQE'')

                            Notification of Interest

The Company has been informed by a letter dated 15 August 2006 that following
the acquisition of 12,960,867 shares at 13.75p on 11 August 2006, Nortrust
Nominees Ltd had a notifiable interest in 12,960,867 ordinary 1p shares in IQE
plc, equivalent to 3.20% of the issued share capital of the Company.

Contacts

IQE plc                                    [phone]
Leslie Coventry

Noble & Company Limited                    [phone]
John Llewellyn-Lloyd
Graeme Bayley


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