Holding(s) in Company

IQE PLC
15 August 2006


IQE plc

15 August 2006

                                    IQE plc

                            (the 'Company' or 'IQE')

                            Notification of Interest


The Company has been informed by a letter dated 14 August 2006 that following
the purchase of 8,500,000 ordinary shares of 1p each in the Company, Cazenove
Capital Management Limited now holds 33,870,000 shares in the Company,
equivalent to 10.68% of the issued share capital.


Contacts

IQE plc                        [phone]
Leslie Coventry


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


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