Holding(s) in Company

Catlin Group Limited
22 November 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 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:

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
  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
    280,200        FIL         JP MORGAN, BOURNEMOUTH
    241,486        FIL         BROWN BROS HARRIMN LTD LUX
     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
 15,425,690                    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:

    N/A

6.  Percentage of issued class:

    N/A

7.  Number of shares / amount of stock disposed:

    254,689

8.  Percentage of issued class:

    0.16%

9.  Class of security:

    Common shares

10. Date of transaction:

    Holdings are as at 17 November 2005. 'Shares disposed' is decrease since
    previous disclosure

11. Date company informed:

    22 November 2005

12. Total holding following this notification:

    15,425,690

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

    9.90%

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: 22 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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