Holding(s) in Company

Diploma PLC
03 March 2008





TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES


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

Diploma PLC



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

An acquisition or disposal of voting rights:                               ( X )

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:                          (   )

Other (please specify) :                                                   (   )


 

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

Newton Investment Management Limited
 


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




 

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

29/02/08

 

6. Date on which issuer notified:

03/03/08

 

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

Increase from 2.62% to 3.06%

 

8. Notified details:

Purchase of 500,000 shares
 


A: Voting rights attached to shares
 
Class/type of shares            Situation previous to  
if possible using the           the Triggering         
ISIN CODE                       transaction        

                       Number of shares       Number of voting Rights 

Ordinary Shares        2,963,000              2.62%

Sedol 0182663
 



Resulting situation after the triggering transaction 
 
Class/type of shares  Number of shares   Number of voting rights    % of voting rights  
if possible using                                                                 
the ISIN CODE                                                                         
                      Direct             Direct     Indirect        Direct    Indirect  

Ordinary Share        N/A                N/A        3,463,000       N/A       3.06%

Sedol 0182663



 

B: Financial Instruments

Resulting situation after the triggering transaction 

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


 





Total (A+B)

Number of voting rights       % of voting rights 

3,463,000                     3.06%



 

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

Newton Investment Management Limited hold these shares as a discretionary 
Investment Manager.


 


Proxy Voting:

 
10. Name of the proxy holder:

N/A
 

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

N/A
 

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

N/A
 

13. Additional information:




 

14. Contact name:

Asif S Lalani

 

15. Contact telephone number:

[phone]



 
ANNEX NOTIFICATION OF MAJOR INTERESTS IN SHARES
 

A: Identity of the person or legal entity subject to the notification obligation
 

Full name (including legal form for legal entities):

Newton Investment Management Ltd 



Contact address (registered office for legal entities):

Bank Of New York Mellon Centre
160 Queen Victoria Street
London EC4V 4LA





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