Major interest in shares

Hiscox Ltd
02 August 2007


Notification of major interests in shares

Hiscox Ltd announces that on 2 August 2007 it received the following
notification from JP Morgan Chase & Co pursuant to the Disclosure and 
Transparency Rules.

Robin Mehta, Company Secretary, Hiscox Ltd.
Tel. [phone]

TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached:

Hiscox Ltd


2. Reason for the notification (please state Yes/No): ( )

An acquisition or disposal of voting rights: (X)
An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: ( )
An event changing the breakdown of voting rights: ( )
Other (please specify) : ( )


3. Full name of person(s) subject to the notification obligation:

JP Morgan Chase & Co


4. Full name of shareholder(s) (if different from 3.):

J.P Morgan International Bank Limited
J.P Morgan Investment Management Inc.
J.P Morgan Asset Management (UK) Limited


5. Date of the transaction (and date on which the threshold is crossed or
reached if different):

24 July 2007


6. Date on which issuer notified:

30 July 2007


7. Threshold(s) that is/are crossed or reached:

5%


8. Notified details:

A: Voting rights attached to shares

Class/type of shares (if possible using the ISIN CODE):

Hiscox Ltd Ordinary Shares of 5p each (ISIN: BMG4593F1041)

Situation previous to the triggering transaction:

Number of shares: 20,548,378

Number of voting rights: 20,548,378

Resulting situation after the triggering transaction:

Number of shares (direct): 19,760,035

Number of voting rights (direct): 0

Number of voting rights (indirect): 19,760,035

% of voting rights (direct): 0.00%

% of voting rights (indirect): 4.98%

Total voting rights: 19,760,035 shares (4.98%)


9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable:

J.P Morgan International Bank Limited
J.P Morgan Investment Management Inc.
J.P Morgan Asset Management (UK) Limited

Proxy Voting:


10. Name of the proxy holder:

N/A


11. Number of voting rights proxy holder will cease to hold:

N/A


12. Date on which proxy holder will cease to hold voting rights

N/A


13. Additional information:

Please note the group has other holdings which are covered by exemptions


14. Contact name:

Michael Kirwan


15. Contact telephone number:

0207 325 1413




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