Major Interests in Shares

Man Group plc
12 October 2005


SCHEDULE 10

NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company

Man Group plc

2. Name of shareholder having a major interest

FMR Corp Group of Companies
Fidelity International Ltd Group of 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

Non-beneficial interest

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

State Street Hong Kong                                                   5,900
CDC Finance                                                             40,400
Bank of New York Europe Ldn                                            366,200
Brown Brothers Harriman and Co                                          13,200
Bank of New York Brussels                                              102,000
BNP Paribas, Paris (c )                                                 41,087
Brown Bros Harrimn Ltd Lux                                           7,150,392
JP Morgan, Bournemouth                                               1,347,928
National Astl Bk Melbourne                                             154,848
Northern Trust London                                                  106,750
State Str Bk and Tr Co Lndn (S)                                         45,140
JP Morgan, Bournemouth                                               1,113,824
Brown Brothers Harriman and Co                                           5,200
JP Morgan Chase Bank                                                 2,360,765
Northern Trust London                                                   49,100
State Street Bank and Tr Co                                            211,555
Bank of New York                                                        77,400
Brown Brothers Harriman and Co                                         226,100
JP Morgan Chase Bank                                                    71,900
Mellon Bank N.A.                                                        16,000
HSBC Bank plc                                                           82,200
Northern Trust Co                                                       79,200
State Street Bank and Tr Co                                             75,800
Bank of New York Brussels                                              384,708
Chase Manhattan London                                                   5,000
Chase Manhattan Bk AG Frnkfrt (S)                                       37,388
Clydesdale Bank Plc                                                     34,400
Dexia Privatbank                                                         4,200
HSBC Bank Plc                                                           60,200
JP Morgan, Bournemouth                                                 222,023
JP Morgan Chase Bank                                                    20,500
Mellon Bank                                                            166,296
State Street Bank and Tr Co                                             36,355
Northern Trust London                                                  677,083
State Str Bk and Tr Co Lndn (S)                                        149,181

5. Number of shares / amount of stock acquired

Unknown

6. Percentage of issued class

Unknown

7. Number of shares / amount of stock disposed

N/A

8. Percentage of issued class

N/A

9. Class of security

Ordinary shares of 18 US cents each

10. Date of transaction

Unknown

11. Date company informed

12 October 2005

12. Total holding following this notification

                                                                    15,540,223

13. Total percentage holding of issued class following this notification

                                                                          5.15%

14. Any additional information

The notifiable interests also comprise the notifiable interest of Mr Edward C.
Johnson 3rd, a principal shareholder of FMR Corp and Fidelity International
Limited.
The notifiable interests include interests held on behalf of authorised Unit
Trust Schemes in the UK notwithstanding the exemption from reporting pursuant to
S.209 (1) (h) of the Companies Act 1985.

15. Name of contact and telephone number for queries

Mr Barry Wakefield
020 7144 1735

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

Mr Peter Clarke, Company Secretary

Date of notification

12 October 2005

The FSA does not give any express or implied warranty as to the accuracy of this
document or material and does not accept any liability for error or omission.
The FSA is not liable for any damages (including, without limitation, damages
for loss of business or loss of profits) arising in contract, tort or otherwise
from the use of or inability to use this document, or any material contained in
it, or from any action or decision taken as a result of using this document or
any such material.



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