Holding(s) in Company

Catlin Group Limited
09 August 2005

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company

Catlin Group Limited

2. Name of shareholder having a major interest

FMR Corp, Fidelity International Limited, Edward C Johnson 3d

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

FMR Corp and its direct and indirect subsidiaries, and Fidelity International
Limited (FIL) and its direct and indirect subsidiaries both being non-beneficial
holders

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

   1,052,834     FII     Bank of New York Europe London Total
      62,900     FII     JP Morgan Bournemouth Total
      15,500     FIJ     Brown Brothers Harriman & Co Total
      41,500     FIL     BNP Paribas, Paris (C) Total
     458,952     FIL     Brown Brothers Harriman Ltd Lux Total
      89,500     FIL     HSBC Bank Total
     280,200     FIL     JP Morgan, Bournemouth Total
      32,000     FIL     Northern Trust London Total
   3,805,313    FISL     JP Morgan, Bournemouth Total
       4,000    FMRCO    JPMorgan Chase Bank Total
       4,800    FMRCO    Northern Trust Co Total
      36,446    FRMCO    State Street Bank and Trust Co Total
     150,800     FPM     Bank of New York Brussels Total
      40,511     FPM     BNP Paribas Frankfurt Total
     339,112     FPM     HSBC Bank PLC Total
     744,841     FPM     JP Morgan, Bournemouth Total
     842,356     FPM     Northern Trust London Total
     942,919     FPM     State Street Bank and Trust Co London (S Total)
   8,944,484             Grand Total Ordinary Shares

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

N/A

8. Percentage of issued class

N/A

9. Class of security

Common shares

10. Date of transaction

N/A

11. Date company informed

8 August 2005

12. Total holding following this notification

8,944,484

13. Total percentage holding of issued class following this notification

5.74%

14. Any additional information

...............................................................

15. Name of contact and telephone number for queries

...............................................................

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

James Burcke

Date of notification

9 August 2005

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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
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