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):   20 April 2007


6. Date on which issuer notified:  23 April 2007


7. Threshold(s) that is/are crossed or reached:  5.04%      


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)

                           13,076,746                    13,076,746

 
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

                 10,695,978  10,695,978     0             5.04%     0.00%


B: Financial Instruments                                                       
                                                                               
Resulting situation after the triggering transaction (xii)                     
                                                                               
Type of          Expiration Exercise/           Number of voting   % of voting 
financial        date       Conversion  Period/ rights that may be rights      
instrument       (xiii)     Date (xiv)          acquired if the                
                                                instrument is                  
                                                exercised/                     
                                                converted.                     
                                                                               
                                                                               
                                                                               
Total (A+B)                                                               
                                                                          
Number of voting rights           % of voting rights                      
                                                                          
10,695,978                        5.04%                                   
                                                                          

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   10,695,978  5.04%                                   
                                                                
                                                                          
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