Transaction in Own Shares

Man Group plc
18 May 2005

18 May 2005

                                 Man Group plc

                           Purchase of Own Securities

Man Group plc announces that on 17 May 2005 it purchased for cancellation
100,000 of its ordinary shares at a price of 1186.8 pence per ordinary share.

Contact:
Peter Clarke         Man Group plc          020 7144 1000



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