Holding(s) in Company

SIG PLC
28 June 2004

                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     SIG PLC


2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     MORLEY FUND MANAGEMENT LIMITED ON BEHALF OF ALL COMPANIES WITHIN AVIVA PLC
     GROUP OF COMPANIES


3)   Please state whether notification indicates that it is in respect of 
     holding of the Shareholder named in 2 above or in respect of a 
     non-beneficial interest or in the case of an individual holder if it is a
     holding of that person's spouse or children under the age of 18

     AS IN 2 ABOVE


4)   Name of the registered holder(s) and, if more than one holder, the 
     number of shares held by each of them.

     BNY NORWICH UNION NOMINEES LTD         772,439
     CHASE GA GROUP NOMINEES LTD          2,009,729
     CUIM NOMINEE LTD                       855,328

               TOTAL                      3,637,496


5)   Number of shares/amount of stock acquired.

     204,619


6)   Percentage of issued Class

     0.1697%

7)   Number of shares/amount of stock disposed

     NOT DISCLOSED

8)   Percentage of issued Class

     NOT DISCLOSED

9)   Class of security

     ORDINARY SHARES OF 10P EACH


10)  Date of transaction

     23RD JUNE 2004


11)  Date company informed

     25TH JUNE 2004


12)  Total holding following this notification

     3,637,496

               
13)  Total percentage holding of issued class following this notification

     3.0171%


14)  Any additional information

     TOTAL ISSUED ORDINARY SHARES OF 10P EACH OF SIG PLC IS:
     120,561,613


15)  Name of contact and telephone number for queries

     MR. J.R. SWYNNERTON
     COMPANY SECRETARY

     TEL: [phone]


16)  Name and signature of authorised company official responsible for 
     making this notification
                              MR J.R.SWYNNERTON

     Date of Notification ........................28TH JUNE 2004


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