Holding(s) in Company

Catlin Group Limited
27 September 2005

Catlin Group Limited

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:

 1,320,356   FPM         NORTHERN TRUST LONDON
 1,285,419   FPM         STATE STR BANK AND TR CO LNDON (S)
 1,109,341   FPM         JP MORGAN, BOURNEMOUTH
   395,912   FPM         HSBC BANK PLC
   300,700   FPM         BANK OF NEW YORK BRUSSELS
   205,200   FPM         MELLON BANK
   109,400   FPM         BANKERS TRUST LONDON
    53,300   FPM         MIDLAND SECURITIES SERVICES
    40,511   FPM         BNP PARIBAS FRANKFURT
    16,400   FPM         CLYDESDALE BANK PLC
    25,946   FMRCO       STATE STREET BANK AND TR CO
 4,602,172   FISL        JP MORGAN, BOURNEMOUTH
   438,464   FIL         BROWN BROS HARRIMN LTD LUX
   280,200   FIL         JP MORGAN, BOURNEMOUTH
    89,500   FIL         HSBC BANK PLC
    55,600   FIL         BANK OF NEW YORK BRUSSELS
    41,500   FIL         BNP PARIBAS, PARIS (C)
    32,000   FIL         NORTHERN TRUST LONDON
    15,500   FIJ         BROWN BROTHERS HARRIMAN AND CO
   586,834   FII         BANK OF NEW YORK EUROPE LDN
   117,200   FII         JP MORGAN, BOURNEMOUTH
11,121,455               Grand Total Common 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:

27 September 2005

12. Total holding following this notification:

11,121,455

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

7.14%

14. Any additional information:

15. Name of contact and telephone number for queries:

William Spurgin, 020 7458 5726

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

William Spurgin, Head of Investor Relations

Date of notification: 27 September 2005

The FSA does not give any express or implied warranty as to the accuracy of this
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
any such material.




                      This information is provided by RNS
            The company news service from the London Stock Exchange