Holding in Company

Diploma PLC
9 January 2002


LETTER TO DIPLOMA PLC

8 January 2002
 

DIPLOMA PLC (THE 'COMPANY') - SEDOL 0182663

This notification supersedes our previous notification to you dated 5 December 
2001 and is prompted by purchases totalling 93,000 on 7 January 2002.

This notification relates to issued ordinary shares of GBP0.05 each in the 
capital of the Company (the 'shares') and is given in fulfilment of the 
obligations imposed by sections 198 to 202 of the Companies Act 1985 (the 
'Act').

1.    Notification on behalf of Morley Fund Management Limited (a subsidiary of 
       CGNU plc).

1.1   We hereby notify you on behalf of Morley Fund Management Limited that     
      immediately after the time when the obligation to make this notification  
      arose Morley Fund Management Limited were interested in 3,012,078 shares.

1.2   The identity of the registered holders of the shares to which this        
      notification relates and the number of shares held by each of them are set
      out in the Appendix below:  Morley Fund Management Limited.

2.    Notification on behalf of CGNU plc.

2.1   We hereby notify you on behalf of CGNU plc that immediately after the time
      when the obligation to make this notification arose CGNU plc were         
      interested in 3,012,078 shares giving the CGNU group a total percentage   
      interest in the shares of 13.30%.

2.2   The Identity of the registered holders of the shares to which this        
      notification relates and the number of shares held by each of them are set
      out in the Appendix below: CGNU plc.

If you require further information as to which companies In the CGNU group hold 
interests in the shares (by virtue of s.203 of the Act) please submit a written 
request and we will be happy to supply this information.
  

LETTER FROM CGNU PLC


 
APPENDIX: MORLEY FUND MANAGEMENT LIMITED

REGISTERED HOLDERS                  NUMBER OF SHARES HELD

BNY Norwich Union Nominees Ltd       1,219,466 (Material)
Chase GA Group Nominees Ltd            680,171 (Material)
CUIM Nominee Ltd                       701,793 (Material)
RBSTB Nominees Ltd                     100,000 (Material)
Vidacos Nominees Ltd                   310,648


TOTAL PERCENTAGE INTEREST OF MORLEY FUND MANAGEMENT LIMITED; 13.30% 

ISSUED SHARE CAPITAL ON WHICH THIS NOTIFICATION IS BASED: 22,647,911




APPENDIX: CGNU PLC

REGISTERED HOLDERS                  NUMBER OF SHARES HELD

BNY Norwich Union Nominees Ltd       1,219,466 (Material)
Chase GA Group Nominees Ltd            680,171 (Material)
CUIM Nominee Ltd                       701,793 (Material)
RBSTB Nominees Ltd                     100,000 (Material)
Vidacos Nominees Ltd                   310,648


TOTAL PERCENTAGE INTEREST OF CGNU PLC 13.30% 

ISSUED SHARE CAPITAL ON WHICH THIS NOTIFICATION IS BASED: 22,647,911