Holding(s) in Company

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:                                                                                      

Tullett Prebon 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: 

Aviva plc & its subsidiaries                                                                                        
                                                                                                     
4. Full name of shareholder(s) (if different from 3.)
                                                                                        

           Registered Holder:                                                                      
                                                                                          
             BNY Norwich Union Nominees Limited                  4,148,456*                        
                                                                                            
             Chase GA Group Nominees Limited                    12,866,232*                           
                                                                                                       
             Chase Nominees Limited                                622,472*               
                                                                                                     
             CUIM Nominee Limited                                2,565,910*                         
                                                                                                     
             * denotes direct interest                                                               
                                                                                                     
             Chase Nominees Limited                              3,857,894                                           
                                                                                                     
             Vidacos Nominees Limited                            1,185,521                                              
                                                                                                     
5. Date of the transaction (and date on which the threshold crossed or reached if different):                                                                                          

12 March 2009                                                                                      
                                                                                                     
6. Date on which issuer notified:      

13 March 2009                 
                                                                                    
7. Threshold(s) that is / are crossed or reached                                       
   
12% to 11% Change at Combined Interest Level
                                                                                                  
8. Notified details:                                                                                             
                                                                                                   

A: Voting rights attached to shares                                               
                                                                                  
Class/type   Situation previous to   Resulting situation after the triggering       
of shares    the Triggering          transaction                                    
             transaction                                                          
if possible                                                                      
using the    Number of   Number of   Number of   Number of voting       % of voting    
ISIN CODE    Shares      Voting      shares      rights ix              rights         
                         Rights                                                     
                         viii        Direct      Direct      Indirect   Direct  Indirect
                                                 x           xi                       
                                                                                  
                                                                                  
Ordinary                                                                          
Shares                                                                            
                                                                                  
             27,389,314  27,389,314  20,203,070  20,203,070  5,043,415  9.38%   2.34%   
GB00B1H0DZ51                                                                      
                                                                                  

 

B: Financial Instruments                                                      
                                                                              
Resulting situation after the triggering transaction xii                      
                                                                              
Type of    Expiration Exercise/      Number of voting rights that may  % of   
financial  date xiii  Conversion     be acquired if the instrument is  voting 
instrument            Period/ Date   exercised/ converted.             rights 
                      xiv                                                     
                                                                              
                                                                              
                                                                              
                                     N/A                                      
                                                                              
                                                                              
                                                                              

 

Total (A+B)                                                                   
                                                                              
Number of voting rights                     % of voting rights                
                                                                              
25,246,485                                  11.72%                                                                      
                                                                            

 

9. Chain of controlled undertakings through which the voting rights and/or the 
financial instruments are effectively held, if applicable xv:                  
                                                                               
The voting rights are managed and controlled by Aviva Investors Global Services
Limited, with the following chain of controlled undertakings:-                 
                                                                               
Aviva Investors Global Services Limited:                                       
                                                                               
Aviva plc (Parent Company)                                                     
                                                                               
Aviva Group Holdings Limited (wholly owned subsidiary of Aviva plc)            
                                                                               
Aviva Investors Holdings Limited (wholly owned subsidiary of Aviva Group       
Holdings Limited)                                                              
                                                                               
Aviva Investors Global Services Limited (wholly owned subsidiary of Aviva      
Investors Holdings Limited)                                                    
                                                                               

Proxy Voting:                                                                  
                                                                               
10. Name of the proxy holder:                            See Section 4         
                                                                               
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:           Figures are based on a total number of   
                                      voting rights of 215,313,584.            
                                                                               
14. Contact name:                          Neil Whittaker                      
                                                                               
15. Contact telephone number:              01603 684420