Holding(s) in Company

3i Group PLC
13 July 2005

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company

3i Group plc

2. Name of shareholders having a major interest

FMR Corp and its direct and indirect subsidiaries, and Fidelity International
Limited (FIL) and its direct and indirect subsidiaries, both being non-
beneficial holders, and Mr Edward C Johnson 3d as a principal shareholder of FMR
Corp and FIL.

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

        10,635                 FIA(K)L        State Street Hong Kong
       140,423                    FICL        State Street Bank and Tr Co
       226,261                     FIJ        Master Trust Bank of Japan
        83,421                     FIJ        Nomura Trust and Banking
        62,456                     FIJ        Trust & Cust Svcs Bk Ltd,Toko
       265,411                     FIL        Bank of New York Brussels
       193,360                     FIL        Brown Bros Harrimn Ltd Lux
       704,397                     FIL        Chase Manhttn Bk AG Frnkfrt
        54,162                     FIL        ING Luxembourg
       501,276                     FIL        JP Morgan, Bournemouth
       528,677                     FIL        National Astl Bk Melbourne
       249,062                     FIL        Northern Trust London
       266,970                     FIL        State Str Bk and Tr Co Lndn
       261,684                     FIL        State Street Bank Australia
        73,660                     FIL        State Street T&B Co Ltd Tokyo
       464,433                  FIM HK        Bermuda Trust Far East HK
     1,424,799                    FISL        JP Morgan, Bournemouth
       446,306                   FMRCO        Brown Brothers Harriman and Co
     1,496,658                   FMRCO        JP Morgan Chase Bank
        92,141                   FMRCO        Northern Trust London
     1,811,948                   FMRCO        State Street Bank and Tr Co
       430,587                    FMTC        Bank of New York
     3,072,364                    FMTC        Brown Brothers Harriman and Co
       474,458                    FMTC        CIBC Mellon Trust
     1,250,575                    FMTC        JPMorgan Chase Bank
     1,800,147                    FMTC        Mellon Bank N.A.
     2,268,980                    FMTC        Northern Trust Co
        59,393                    FMTC        Royal Trust - Toronto
     7,348,682                    FMTC        State Street Bank and Tr Co
     1,115,195                     FPM        Bank of New York Brussels
       196,517                     FPM        Bankers Trust London
         9,223                     FPM        Chase Manhattan London
        67,998                     FPM        Chase Manhttn BK AG Frnkfrt
        94,493                     FPM        Clydesdale Bank plc
         7,740                     FPM        Dexia Privatbank
       571,387                     FPM        HSBC Bank plc
     2,603,848                     FPM        JP Morgan, Bournemouth
        38,211                     FPM        JP Morgan Chase Bank
       555,225                     FPM        Mellon Bank
        99,403                     FPM        Midland Securities Services
     2,274,611                     FPM        Northern Trust London
        63,341                     FPM        Societe Generale
     2,705,328                     FPM        State Str Bk and Tr Co Lndn
        52,507                     FPM        State Street Munich

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

Ordinary Shares of 53 1/8p each

10. Date of transaction

not known

11. Date company informed

12 July 2005

12. Total holding following this notification

36,518,353

13. Total percentage holding of issued class following this notification

6.34%

14. Any additional information

FMR Corp is the parent holding company of Fidelity Management & Research Company
(FMRCO), investment manager for US mutual funds, and Fidelity Management Trust
Company (FMTC), a US state chartered bank which acts as a trustee or investment
manager of various pension and trust accounts.

Fidelity International Limited (FIL) is the parent holding company for various
direct and indirect subsidiaries, including Fidelity Investment Services Ltd
(FISL) and Fidelity Pension Management (FPM), investment managers for various
non-US investment companies and institutional clients.
15. Name of contact and telephone number for queries
Yvonne Fisher - 020 7975 3266

16. Name and signature of authorised company official responsible for making
this notification

Robin Jack-Kee - Manager

Date of notification

13 July 2005


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