Holding(s) in Company

3i Group PLC
21 June 2007


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:

3i Group plc

2. Reason for the notification:

An acquisition or disposal of voting rights

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

Prudential plc group of companies

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



5. Date of the transaction (and date on which the threshold is crossed or
reached if different):

19 June 2007

6. Date on which issuer notified:

21 June 2007

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

3%


8. Notified details:

A: Voting rights attached to shares
Class/type   Situation previous to the         Resulting situation after the triggering transaction
of shares    triggering transaction
 if possible Number of Shares Number of Voting Number of     Number of voting rights       % of voting rights
using the                     Rights           shares
ISIN CODE
                                               Direct        Direct         Indirect       Direct        Indirect

GB00B16PV024 14,317,336       14,317,336       Below 3%      Below 3%                      Below 3%



B: Financial Instruments

Resulting situation after the triggering transaction
Type of financial   Expiration date   Exercise/          Number of voting      % of voting rights
instrument                            Conversion  Period rights that may be
                                      / Date             acquired if the
                                                         instrument is
                                                         exercised/ converted.

     N/A            N/A                      N/A         N/A                   N/A


Total (A+B)
Number of voting rights      % of voting rights

Below 3%                    Below 3%


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



Proxy Voting:



10. Name of the proxy holder: N/A

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:



No longer have a notifiable interest at 3% or 5%.



14. Contact name:     Ceris Stafford



15. Contact telephone number:         020 7975 3414




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