Holding(s) in Company

Hiscox PLC
30 December 2003

30 December 2003
For Immediate Release

Hiscox plc
Holding(s) in Company

Hiscox plc ('Hiscox') has been notified on 24 December 2003 on behalf of
Fidelity International Limited ('FIL'), that FIL and various direct and indirect
subsidiaries, as non-beneficial holders, are interested in 17,400,417 ordinary
shares of 5p each in the issued share capital of Hiscox, representing 6.02 per
cent. of the issued share capital.

The shares are registered in the following names:

            16,062,533   Chase Nominees Limited
             1,065,284   Chase Nominees Limited
                69,100   Bank of New York London
               203,500   State Street Bank & Trust


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