RNS Number:5876U
Wolfson Microelectronics PLC
23 January 2004


                Wolfson Press Announcement of s.198 Notification

Wolfson Microelectronics Plc (the "Company")
23 January 2004

Section 198 Notification

The Company was notified on 21 January 2004 by Fidelity Investments on behalf of
FMR Corp.(''FMR'') and its direct and indirect subsidiaries and Fidelity
International Limited ("FIL") and its direct and indirect subsidiaries pursuant
to Section 198 Companies Act 1985 that its interest in the Company has increased
to 11,695,120 ordinary shares of the Company ("Shares"), which interest
represents 11.17% of the issued share capital of the Company. In addition, this
notifiable interest also comprises that of Edward C Johnson 3rd, a principal
shareholder of FMR Corp. and FIL. The holding is registered as follows:

 Nominee/Registered Name          Management Company            Shares Held

Mellon Bank                       FMRCO                             726,350
Chase Nominees Limited            FMRCO                             443,300
State Street Nominees Limited     FMTC                               40,000
BT Globenet Nominees Limited      FMTC                               29,900
State Street Bank & Trust         FMTC                               23,000
Sumitomo T&B                      FMTC                              119,100
Chase Manhattan Bank London       FISL                            2,303,182
Chase Nominees Ltd                FISL                              353,800
Citibank                          FPM                               193,700
Bank of New York London           FPM                               236,100
Northern Trust                    FPM                               103,900
HSBC                              FPM                               449,800
Chase Nominees Ltd                FPM                               283,600
Deutsche Bank                     FPM                                23,400
Bankers Trust                     FPM                               631,400
HSBC                              FIL                               134,200
Chase Manhattan Bank London       FIL                             1,071,299
Northern Trust                    FIL                               978,700
JP Morgan                         FIL                               436,300
State Street Nominees Ltd         FIL                               204,500
Bank of New York Brussels         FIL                               172,800
State Street Bank & Trust         FIL                               728,689
Bank of New York London           FIL                               609,400
Deutsche Bank                     FIL                               521,200
Nortrust Nominees Ltd             FIL                               489,600
Chase Nominees Ltd                FIL                                57,000
Morgan Stanley                    FIL                               305,400
Citibank                          FIL                                25,500
Total Ordinary Shares                                            11,695,120




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