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

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

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): Decrease in issued share capital/Transitional
Provisions (Yes)

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

OppenheimerFunds, Inc. (OFI) ; Baring Asset Management Limited (BAM)


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


5. Date of the transaction and date on which the threshold is crossed or
reached (v): 15/01/2008 [Following introduction of the EU Transparency
Directive]


6. Date on which issuer notified:    16/01/2008


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

3% (OFI 3.06%; BAM .04%)


8. Notified details: Tullett Prebon plc, Cable House, 54-62 New Broad Street,
London EC2M 1ST, United Kingdom. www.tullettprebon.com                       
                                                                             

A: Voting rights attached to shares

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

                 Number of Shares      Number of Voting
                                       Rights (viii)

GB00B1H0DZ51     Below 3%              Below 3%         

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

               Number of  Number of voting       % of voting      
               Shares     rights(ix)             rights           
                                                                   
               Direct     Direct (x) Indirect    Direct Indirect  
                                     (xi)                         
                                                                  
GB00B1H0DZ51   OFI:                  OFI:               OFI:3.06% 
               6,510,947             6,510,947          BAM: .04%             
               BAM: 84,576           BAM: 84,576        Total: 3.1%   


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                      
                                                                    
6,595,523                   3.1%                                    
                                                                    

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

As of 15/01/08, OFI held 3.06% and BAM held .04% of Tullett Prebon (Issuer)
based on total shares held of 6,595,523 (OFI: 6,510,947; BAM: 84,576) shares
held, and outstanding shares of 212,968,819

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:     Massachusetts Mutual Life Insurance Company
                                is the parent company OFI and BAM.                        

14. Contact name:               Rosemary Baker, Massachusetts Mutual Life 
                                Insurance Company

 
15. Contact telephone number:   00 1 413 744 8258