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

Barclays plc

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                                               Account designation                  Holding
Bank of Ireland                                                                                     110,430
Barclays Capital Nominees Limited                                                                   295,046
Barclays Trust Co as Exec/Adm                                                                       1,226
Barclays Trust Co DMC69                                                                             15,275
Barclays Trust Co E99                                                                               1,595
Barclays Trust Co R69                                                                               40,610
BNP Parabas                                                                                         13,428
Chase Nominees Ltd                                              16376                               340,436
CIBC Mellon Global Securities                                                                       10,462
Clydesdale Nominees HGB0125                                     00693013                            5,700
Clydesdale Nominees HBG0125                                     00693200                            1,800
Clydesdale Nominees HBG0125                                     00693218                            1,800
Investors Bank and Trust Co                                                                         140,960
Investors Bank and Trust Co.                                                                        872,142
Investors Bank and Trust Co.                                                                        2,074
Investors Bank and Trust Co.                                                                        7,057
Investors Bank and Trust Co.                                                                        5,214
Investors Bank and Trust Co.                                                                        2,938,605
Investors Bank and Trust Co.                                                                        877,238
Investors Bank and Trust Co.                                                                        150,798
Investors Bank and Trust Co.                                                                        264,677
Investors Bank and Trust Co.                                                                        2,938
Investors Bank and Trust Co.                                                                        146,457
Investors Bank and Trust Co.                                                                        17,385
Investors Bank and Trust Co.                                                                        740,064
Investors Bank and Trust Co.                                                                        99,459
Investors Bank and Trust Co.                                                                        145,416
Investors Bank and Trust Co.                                                                        6,948
JP Morgan (BGI Custody)                                         16331                               154,271
JP Morgan (BGI Custody)                                         16338                               39,760
JP Morgan (BGI Custody)                                         16341                               412,102
JP Morgan (BGI Custody)                                         16342                               75,277
JP Morgan (BGI Custody)                                         16400                               9,610,731
JP Morgan (BGI Custody)                                         17011                               10,379
JP Morgan (BGI Custody)                                         18409                               327,388
J P Morgan Chase Bank                                                                               42,346
J P Morgan Chase Bank                                                                               6,473
J P Morgan Chase Bank                                                                               18,298
J P Morgan Chase Bank                                                                               75,767
J P Morgan Chase Bank                                                                               93,490
J P Morgan Chase Bank                                                                               5,057
J P Morgan Chase Bank                                                                               74,441
J P Morgan Chase Bank                                                                               5,969
J P Morgan Chase Bank                                                                               65,626
J P Morgan Chase Bank                                                                               302,139
J P Morgan Chase Bank                                                                               16,967
J P Morgan Chase Bank                                                                               25,780
J P Morgan Chase Bank                                                                               73,248
Mellon Trust - Boston & SF                                                                          100,872
Mellon Trust - Boston & SF                                                                          71,600
Mellon Trust of New England                                                                         58,293
Mitsubishi Trust International                                                                      3,697
Northern Trust Bank - BGI SEPA                                                                      12,120
Northern Trust Bank - BGI SEPA                                                                      76,172
Northern Trust Bank - BGI SEPA                                                                      52,530
R C Greig Nominees Limited a/c                                  BL1                                 15,171
R C Greig Nominees Limited a/c                                  CM1                                 10,055
R C Greig Nominees Limited GP1                                  GP1                                 80,384
R C Greig Nominees Limited SA1                                  SA1                                 34,790
State Street                                                                                        9,891
State Street Boston                                                                                 580,030
State Street Boston                                                                                 53,254
Swan Nominees Limited                                                                               6,942
Zeban Nominees Limited                                                                              36,151
                                                                Total                               19,892,701

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 applicable

8. Percentage of issued class

not applicable

9. Class of security

Ordinary Shares of 50p each

10. Date of transaction

not known

11. Date company informed

1 October 2004

12. Total holding following this notification

19,892,701

13. Total percentage holding of issued class following this notification

3.24%

14. Any additional information

Barclays PLC holds its notifiable interest through the following legal entities:

Legal Entity                                                              Holding
Barclays Capital Securities Ltd                                                              295,046
Barclays Global Fund Advisors                                                              1,009,272
Barclays Bank Trust Company Ltd                                                               58,706
Barclays Global Investors, N.A./                                                           6,455,219
Barclays Private Bank and Trust Ltd                                                            9,300
Barclays Global Investors Japan Ltd                                                          172,837
Barclays Private Bank Ltd                                                                     36,151
Gerrard Ltd                                                                                  140,400
Barclays Global Investors Ltd                                                             10,278,555
Barclays Global Investors Australia Ltd                                                      169,257
Barclays Private Bank and Trust Ltd                                                            6,942
Brclays Global Investors Japan Trust &                                                       569,227
Barclays Life Assurance Co Ltd                                                               691,789
                                                            Group Holding                 19,892,701

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




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