Holding(s) in Company

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):                                           

Tullett Prebon plc - GB00B1H0DZ51

2. Reason for the notification (please state Yes/No): ( )

An acquisition or disposal of voting rights (Yes)
                                                               

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 ( )
                                                       

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

UBS INVESTMENT BANK
 

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

UBS AG London Branch
 

5. Date of the transaction and date on which the threshold is crossed
or reached (v):   13 March 2007


6. Date on which issuer notified:  15 March 2007


7. Threshold(s) that is/are crossed or reached:  6.24%      


8. Notified details:
                    

A: Voting rights attached to shares

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

GB00B1H0DZ51        Number of Shares             Number of Voting
                                                 Rights (viii)

                    10,741,752                   10,741,752               

  

Class/type of shares
if possible using the ISIN CODE     Resulting situation after the triggering
                                    transaction(vii)
                                                     

              Number of
              Shares       Number of voting rights (ix)   % of voting rights

GB00B1H0DZ51  Direct       Direct (x)   Indirect (xi)     Direct  Indirect

              13,257,765   13,257,765   0                 6.24%   0.00%

 

B: Financial Instruments                                                   
                                                                           
Resulting situation after the triggering transaction (xii)                 
                                                                           
Type of    Expiration Exercise/      Number of voting rights that    % of  
financial  date       Conversion     may be acquired if the          voting
instrument (xiii)     Period/ Date   instrument is exercised/        rights
                      (xiv)          converted.                            
                                                                           
                                                                   
                                                                           
Total (A+B)                                                              
                                                                         
Number of voting rights                  % of voting rights              
                                                                         
13,257,765                               6.24%                           
                                                                         

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

UBS AG London Branch       13,257,765    6.24%    
                                                                         

Proxy Voting:

10. Name of the proxy holder:                                         

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:               

14. Contact name:               Angela Huff
                                Associate Director
                                UBS AG

15. Contact telephone number:       020 7568 4981