Holding in Company

SIG PLC
10 September 2001


                  DEALINGS BY SUBSTANTIAL SHAREHOLDERS


1)   NAME OF COMPANY

     SIG PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     M&G INVESTMENT MANAGEMENT LIMITED ON BEHALF OF ALL COMPANIES WITHIN THE    
     PRUDENTIAL 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.

     PRUCLT HSBC GIS NOM(UK) PAC A/C          4,519,094
     PRUCLT HSBC GIS NOM(UK) PPL A/C             26,000
     ROY NOMINEES A/C 578079                    250,000

                                  TOTAL       4,795,094

5)   Number of shares/amount of stock acquired.

     NOT DISCLOSED

6)   ( NOT DISCLOSED %) of issued Class

7)   Number of shares/amount of stock disposed

     NOT DISCLOSED

8)   ( NOT DISCLOSED %) of issued Class

9)   Class of security

     ORDINARY SHARES OF 10P EACH

10)  Date of transaction

     NOT DISCLOSED

11)  Date company informed

     10 SEPTEMBER 2001

12)  Total holding following this notification

     4,795,094
               
13)  Total percentage holding of issued class following this notification

     4.0444%

14)  Any additional information

     TOTAL ISSUED ORDINARY SHARES OF 10P EACH OF SIG PLC IS:
     118,562,528

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

     Date of Notification ...10 SEPTEMBER 2001...........