Holding(s) in Company

3i Group PLC
04 October 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                                                        34,711,791
                         CITIBANK N.A. SINGAPORE                          15,170
                         M&G (LOMBARD ST) NOMS FPE                        40,798
                         MAGIM HSBC GIS NOM (UK) SALI                    138,778
                         PRUCLT HSBC GIS NOM (UK) PAC AC              32,590,750
                         PRUCLT HSBC GIS NOM (UK) PHL AC                 256,276
                         PRUCLT HSBC GIS NOM (UK) PPL AC                 895,643
                         PRUCLT HSBC GIS NOM (UK) SAL AC                  14,827
                         ROY NOMINEES 578079                             127,602
                         ROY NOMS LTD 578052                              71,241
                         ROY NOMS LTD 578060                             125,000
                         ROY NOMS LTD 578141                             139,104
                         ROY NOMS LTD 578192                             296,602

The Prudential Assurance                                              33,655,168
  Company Limited
                         CITIBANK N.A. SINGAPORE                          15,170
                         MAGIM HSBC GIS NOM (UK) SALI                    138,778
                         PRUCLT HSBC GIS NOM (UK) PAC AC              32,590,750
                         PRUCLT HSBC GIS NOM (UK) PPL AC                 895,643
                         PRUCLT HSBC GIS NOM (UK) SAL AC                  14,827

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
1 October 2004

12. Total holding following this notification
Prudential plc 34,711,791

The Prudential Assurance Company Limited 33,655,168

13. Total percentage holding of issued class following this notification
Prudential plc 5.65%

The Prudential Assurance Company Limited 5.48%

14. Any additional information
no

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
4 October 2004




                      This information is provided by RNS
            The company news service from the London Stock Exchange