Holding(s) in Company

Hiscox PLC
19 August 2003



                                                                  19 August 2003

                   NOTIFICATION OF INTERESTS IN SHARES UNDER

                     SECTION 198 OF THE COMPANIES ACT 1985



1. - Name of Company

Hiscox plc

2. - Name of Shareholder having a major interest

Legal & General Group Plc

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

Notification is in respect of company 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

HSBC Global Custody Nominee (UK) Ltd A/C 914945                106,514

HSBC Global Custody Nominee (UK) Ltd A/C 775245              1,376,311

HSBC Global Custody Nominee (UK) Ltd A/C 357206              6,043,090

HSBC Global Custody Nominee (UK) Ltd A/C 866203                397,843

HSBC Global Custody Nominee (UK) Ltd A/C 360509                294,072

5. - Number of shares / amount of stock acquired

N/A

6. - Percentage of issued class

N/A

7. - Number of shares / amount of stock disposed

933,400

8. - Percentage of issued class

Less than 1%

9. - Class of security

Ordinary Shares of 5p

10. - Date of Transaction

14 August 2003

11. - Date Company informed

15 August 2003

12. - Total holding following this notification

8,217,830

13. - Total percentage holding of issued class following this notification

2.82%

14. - Any additional information

15. - Name of contact and telephone number for queries

Stuart Bridges: 020 7448 6000

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

Stuart Bridges
Finance Director
Date of Notification: 19 August 2003




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