Holding(s) in Company

Catlin Group Limited
18 November 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 and its direct and indirect subsidiaries both being non-beneficial
shareholders...............................................................

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

Shares Held     Management     Nominee/Registered Name
                 Company
  1,873,919        FPM         STATE STR BANK AND TR CO LNDON (S)
  1,754,656        FPM         NORTHERN TRUST LONDON
  1,472,741        FPM         J P MORGAN, BOURNEMOUTH
    475,312        FPM         HSBC BANK PLC
    408,300        FPM         BANK OF NEW YORK BRUSSELS
    335,900        FPM         MELLON BANK
    166,100        FPM         BANKERS TRUST LONDON
     81,100        FPM         MIDLAND SECURITIES SERVICES
     24,800        FPM         CLYDESDALE BANK PLC
     18,111        FPM         BNP PARIBAS FRANKFURT
  1,378,400       FMRCO        JPMORGAN CHASE BANK
    469,700       FMRCO        BROWN BROTHERS HARRIMAN AND CO
     23,946       FMRCO        STATE STREET BANK AND TR CO
  5,512,130        FISL        JP MORGAN, BOURNEMOUTH
    478,064        FIL         BROWN BROS HARRIMN LTD LUX
    280,200        FIL         JP MORGAN, BOURNEMOUTH
     89,500        FIL         HSBC BANK PLC
     84,400        FIL         BANK OF NEW YORK BRUSSELS
     45,900        FIL         BNP PARIBAS, PARIS (C)
     32,000        FIL         NORTHERN TRUST LONDON
     10,000        FIL         BNP PARIBAS, PARIS
     15,500        FIJ         BROWN BROTHERS HARRIMAN AND CO
    473,700        FII         BANK OF NEW YORK EUROPE LDN
    176,000        FII         JP MORGAN, BOURNEMOUTH
 15,680,379                    Grand Total Common Shares

Note: Abbreviations used above are as follows:

'FII'          Fidelity Investments International
'FIJ'          Fidelity Investments Japan
'FIL'          Fidelity International Limited
'FISL'         Fidelity Investment Services Limited
'FMRCO'        Fidelity Management and Research Company
'FPM'          Fidelity Pension Management

5. Number of shares / amount of stock acquired

575,700...............................................................

6. Percentage of issued class

0.37%...............................................................

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

Holdings are as at 16 November 2005. 'Shares acquired' is increase since
previous disclosure.............................................................

11. Date company informed

18 November 2005...............................................................

12. Total holding following this notification

15,680,379...............................................................

13. Total percentage holding of issued class following this notification

10.06%...............................................................

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

18 November 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.




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