Holding(s) in Company

TR-1 :               Notification of major interests in shares

1.Identity of the issuer or the underlying issuer of       Tullett Prebon plc
existing shares to which voting rights are attached :                        
                                                                             
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                             
                                                                             
Other (please specify):                                                      
                                                                             
3. Full name of person(s) subject to the notification      Aviva plc & its   
obligation :                                               subsidiaries      
                                                                             
4. Full name of shareholder(s) (if different from 3.) :                      
                                                           Registered Holder:
                                                           BNY Norwich Union 
                                                           Nominees Limited  
                                                            4,263,278*       
                                                           Chase GA Group    
                                                           Nominees Limited  
                                                           13,907,933*       
                                                           Chase Nominees    
                                                           Limited 622,472*  
                                                           CUIM Nominee      
                                                           Limited 2,635,771*
                                                           * denotes direct  
                                                           interest          
                                                           Chase Nominees    
                                                           Limited 4,774,339 
                                                           Vidacos Nominees  
                                                           Limited 1,185,521 
                                                                             
5. Date of the transaction (and date on which the          12 February 2009  
threshold is crossed or reached if different) :                              
                                                                             
6. Date on which issuer notified:                          13 February 2009  
                                                                             
7. Threshold(s) that is/are crossed or reached:            13% to 12% 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                                    
 if possible transaction                                                          
using the                                                                         
ISIN CODE    Number of  Number of  Number of  Number of voting     % of voting    
             Shares     Voting     shares     rights ix            rights         
                        Rights                                                    
                        viii       Direct     Direct  x  Indirect  Direct Indirect
                                                         xi                       
                                                                                  
                                                                                  
Ordinary                                                                          
Shares                                                                            
                                                                                  
             28,071,214 28,071,214 21,429,454 21,429,454 5,959,860 9.95%  2.77%   
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                
                                                                              
                                                                              
27,389,314                                  12.72%                            
                                                                              

 

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