Holding(s) in Company

IQE PLC
19 April 2007


IQE plc
19 April 2007

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

                            Notification of Interest


The Company has been notified on 18 April 2007 that Universities Superannuation
Scheme Limited had a notifiable interest of 18,006,576 ordinary 1p shares in
IQE, equivalent to 4.18% of the issued share capital of the Company.


For further information, please contact:

Leslie Coventry, IQE plc           02920 839400


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