Holding(s) in Company

3i Group PLC
20 May 2004

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company
3i Group plc

2. Name of shareholders having a major interest
Legal and General Group

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

              Shares Held         Management Company                                             Nominee/Registered Name
                  216,170            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 914945
                  137,165            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 923363
                   66,722            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 775237
                2,820,000            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 886603
                2,468,273            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 775245
                   99,353            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 130007
                  151,000            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 770286
               15,597,686            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 357206
                  860,500            Legal & General                       HSBC Global Custody Nominee UK Ltd A/C 866203
                   51,100            Legal & General                       HSBC Global Custody Nominee UK Ltd A/C 904332
                  415,000            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 754612
                   20,000            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 361602
                  400,000            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 282605
                  820,004            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 360509
                   53,000            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 766793
                   15,366            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 824434
                   53,560            Legal & General                     HSBC Global Custody Nominee (UK) Ltd A/C 924422

 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
19 May 2004

12. Total holding following this notification
24,244,899

13. Total percentage holding of issued class following this notification
3.95%

14. Any additional information
N/A

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
20 May 2004




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