Holding(s) in Company

Diploma PLC
3 September 2003


Letter to: Diploma Plc
Dated 3 September 2003


Notification of Interest
 
In accordant with the provisions of Sections 198-202 of the Companies Act 1985, 
we give notice that, as a result of a sale of 94,130 ordinary shares of 5p each 
in the relevant share capital of your company on 2nd September 2003, the 
following client of ISIS Asset Management Plc has a material interest in the 
Shares shown below:
 
Name of Client             No. of Shares       %       Name of Registered Holder

UK Mid/Small Cap Fund      668,932             2.954   Chase Nominee
 

This notification supersedes all previous notifications given by members of the 
Friends Provident Group in relation to Shares for this client.


From: ISIS Asset Management PLC


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