Holding(s) in Company

IQE PLC
11 July 2007

IQE PLC

11 July 2007





                                    IQE plc



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



                            Notification of Interest



The Company was informed on 10 July 2007 that Polar Capital Partners plc ('Polar
Capital') had a notifiable interest of 14,520,000 ordinary shares in IQE, being
3.37% of the issued share capital of the Company. Polar Capital is interested in
IQE through the entities as detailed below:


Registered Holding                         Number of ordinary shares
Chase Nominees Ltd                                  10,801,667
Nortrust Nominees Ltd                                3,718,333



The total number of the Company's ordinary shares of in issue is 430,762,168.
The ordinary shares referred to above are the ordinary shares of 1 pence each.



Contacts



IQE plc                                                [phone]

Leslie Coventry



Noble & Company Limited                   [phone]

John Llewellyn-Lloyd

Graeme Bayley




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