RNS Number:5647R
Wolfson Microelectronics PLC
31 October 2003

                Wolfson Press Announcement of s.198 Notification


Wolfson Microelectronics Plc (the "Company")
31 October 2003


Section 198 Notification


The Company was notified on 30 October 2003 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 7,166,732 ordinary shares of the Company ("Shares"), which interest
represents 7.04% 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                       614,650
State Street Nominees Limited             FMRCO                       46,600
Chase Nominees Limited                    FMRCO                       437,700
State Street Nominees Limited             FMTC                        40,000
BT Globernet Nominees Limited             FMTC                        30,000
State Street Bank & Trust                 FMTC                        23,000
Chase Manhattan Bank London               FISL                        1,081,582
Chase Nominees Ltd                        FISL                        167,600
Citibank                                  FPM                         165,900
Bank of New York London                   FPM                         162,400
Northern Trust                            FPM                         45,100
HSBC                                      FPM                         77,700
Chase Nominees Ltd                        FPM                         300,000
Deutsche Bank                             FPM                         5,700
HSBC                                      FIL                         167,300
Chase Manhattan Bank London               FIL                         215,400
Northern Trust                            FIL                         749,300
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                         41,200
Bank of New York London                   FIL                         513,100
Deutsche Bank                             FIL                         538,400
Nortrust Nominees Ltd                     FIL                         489,600
Chase Nominees Ltd                        FIL                         38,900
Morgan Stanley                            FIL                         305,400
Citibank                                  FIL                         11,400
Bankers Trust                             FIL                         5,700

Total Ordinary Shares                                                 7,166,732


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