Holding(s) in Company

3i Group PLC
29 July 2004

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company
3i Group plc

2. Name of shareholders having a major interest
Prudential plc and certain of its subsidiary companies

3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18
In respect of those named in 2 above

4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them

                           REGISTERED HOLDER                                                            SHARES
      Prudential plc                                                                                     38,565,085
                           CITIBANK N.A. SINGAPORE                                                           15,170
                           M&G (LOMBARD ST) NOMS FPE                                                         46,192
                           MAGIM HSBC GIS NOM (UK) SALI                                                     183,145
                           MGIM A/C JPM A/C RU                                                            3,485,622
                           PRUCLT HSBC GIS NOM (UK) PAC AC                                               32,810,609
                           PRUCLT HSBC GIS NOM (UK) PHL AC                                                  210,470
                           PRUCLT HSBC GIS NOM (UK) PPL AC                                                  890,546
                           PRUCLT HSBC GIS NOM (UK) SAL AC                                                   16,696
                           ROY NOMINEES 578079                                                              143,698
                           ROY NOMS LTD 578052                                                               81,134
                           ROY NOMS LTD 578060                                                              115,000
                           ROY NOMS LTD 578141                                                              157,964
                           ROY NOMS LTD 578192                                                              408,839

 The Prudential Assurance                                                                                33,916,166
     Company Limited
                           CITIBANK N.A. SINGAPORE                                                           15,170
                           MAGIM HSBC GIS NOM (UK) SALI                                                     183,145
                           PRUCLT HSBC GIS NOM (UK) PAC AC                                               32,810,609
                           PRUCLT HSBC GIS NOM (UK) PPL AC                                                  890,546
                           PRUCLT HSBC GIS NOM (UK) SAL AC                                                   16,696

 5. Number of shares / amount of stock acquired
not known

6. Percentage of issued class
not known

7. Number of shares / amount of stock disposed
not known

8. Percentage of issued class
not known

9. Class of security
Shares of 50p each

10. Date of transaction
not known

11. Date company informed
28 July 2004

12. Total holding following this notification
Prudential plc 38,565,085

The Prudential Assurance Company Limited 33,916,166

13. Total percentage holding of issued class following this notification
Prudential plc 6.28%

The Prudential Assurance Company Limited 5.52%

14. Any additional information
This announcement is being made because of a notification from Prudential of a change in particulars
relating to an existing interest.  There has been no whole percentage change in Prudential's interest.

15. Name of contact and telephone number for queries
June Webb - 020 7975 3530

16. Name and signature of authorised company official responsible for making
this notification
Sabina Dawson, Assistant Company Secretary

Date of notification
28 July 2004




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