Holding(s) in Company

21st Jun 2007 14:05

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 (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):

Aviva plc & its subsidiaries

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

BNY Norwich Union Nominees Limited (4,425,317)*Chase GA Group Nominees Limited (10,844,590)*Chase Nominees Limited (915,298)*CUIM Nominee Limited (3,524,563)*

*denotes direct interest

Chase Nominees Limited (1,696,466)CUIM Nominee Limited (194,692)Vidacos Nominees Limited (4,115,689)

5. Date of the transaction and date on which the threshold is crossed or reached (v): 19 June 2007

6. Date on which issuer notified: 21 June 2007

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

11% to 12% Change at Combined Interest Level.

8. Notified details:

A: Voting rights attached to shares

Class/type of sharesif possible using the ISIN CODE Situation previous to the Triggering transaction (vi) GB00B1H0DZ51 Number of Shares Number of Voting Rights (viii) 25,143,238 25,143,238 Class/type of sharesif possible using the ISIN CODE Resulting situation after the triggering transaction(vii)

GB00B1H0DZ51 Number of shares Number of voting rights (ix) % of voting rights

Direct Direct (x) Indirect (xi) Direct Indirect 19,709,768 19,709,768 6,006,847 9.28% 2.83% B: Financial Instruments Resulting situation after the triggering transaction (xii) Type of Expiration Exercise/ Number of voting % of voting financial date (xiii) Conversion Period/ rights that may be rights instrument Date (xiv) acquired if the instrument is exercised/ converted. Total (A+B) Number of voting rights % of voting rights 25,716,615 12.11%

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

See Section 4. Proxy Voting:10. Name of the proxy holder: See Section 4.

11. Number of voting rights proxy holder will cease to hold: N/A

12. Date on which proxy holder will cease to hold voting rights: N/A

13. Additional information: Figures are based on a total number of voting rights of 212,338,13914. Contact name: Neil Whittaker

15. Contact telephone number: 01603 684 420

TULLETT PREBON PLC

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Related Shares:

TP ICAP