Holding(s) in Company

Diploma PLC
20 March 2007




TR-1(i):            NOTIFICATION OF MAJOR INTERESTS IN SHARES

 

(1). Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached (ii):

DIPLOMA PLC - GB0001826634

 

2. Reason for the notification (please tick the appropriate box or boxes):
 

An acquisition or disposal of voting rights:                               (   )
 

An acquisition or disposal of financial instruments which may result 
in the acquisition of shares already issued to which voting rights are 
attached:                                                                  (   )


An event changing the breakdown of voting rights: (see section 13)         ( X )


 

3. Full name of person(s) subject to the notification obligation (iii):

UBS GLOBAL ASSET MANAGEMENT - TRADITIONAL


 

4. Full name of shareholder(s) (if different from 3.) (iv):

USB Global Asset Management Life Limited


 

5. Date of the transaction and date on which the threshold is crossed or reached
if different) (v):

14th March 2007


 

6. Date on which issuer notified:

15th March 2007

 

7. Threshold(s) that is/are crossed or reached:

4.10%

 


8. Notified details:


A: Voting rights attached to shares

 
Class/type of shares            Situation previous to  
                                the Triggering  
if possible using the           transaction (vi)       
ISIN CODE                              

                       Number of shares       Number of voting Rights 
                                              (viii)                  
                                                                      
GB0001826634           992,865                992,865
   
                                                                      

 

Resulting situation after the triggering transaction (vii)

 
Class/type of shares Number of shares  Number of voting rights     % of voting rights  
if possible using                      (ix)                                           
the ISIN CODE                                                                         
                     Direct            Direct (x)  Indirect (xi)   Direct    Indirect  
                                                                                      
GB0001826634         927,467           927,467     -               4.10%                                              


 




B: Financial Instruments

Resulting situation after the triggering transaction (xii)

 
Type of     Expiration Date  Exercise/Conversion Number of voting     % of voting     
financial   (xiii)           Period/ Date (xiv)  rights that may be   rights          
instrument                                       acquired if the                      
                                                 instrument is                        
                                                 exercised/                           
                                                 converted.                           
                                                                                      
-           -                -                   -                    -
 

 

Total (A+B)
Number of voting rights       % of voting rights 

927,467                       4.10%

 

 

9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable (xv):

UBS Global Asset Management Life Limited   927,467 - 4.10%


 


Proxy Voting:

 
10. Name of the proxy holder:

UBS GAM on behalf of a number of Asset Management clients


 

11. Number of voting rights proxy holder will cease to hold:

-


 

12. Date on which proxy holder will cease to hold voting rights:

-


 

13. Additional information:

This disclosure has been made to fulfil the below FSA requirement:

The Transparency Directive states that where a major shareholder has not been
required (because of an acquisition or disposal of voting rights or due to a
change in the total of voting rights in issue) to make an announcement to the
issuer prior to the 20th March 2007, then we must do so by that date in any
event.

In addition to this Please note that UBS are no longer required to include 
prime brokerage holdings in the disclosures under DTR5 under the Transparency 
Directive.


 

14. Contact name:

Angela Huff
Associate Director
UBS AG

 

15. Contact telephone number:

0207 568 4981




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