Holding(s) in Company

Catlin Group Limited
21 February 2006


                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of company

CATLIN GROUP LIMITED

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


2. Name of shareholder having a major interest

BARCLAYS 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


HOLDINGS IN RESPECT OF BARCLAYS LIFE ASSURANCE CO LTD, WOOLWICH UNIT TRUST
MANAGERS LTD, BARCLAYS GLOBAL INVESTORS JAPAN LTD, BARCLAYS CAPITAL SECURITIES
LTD, BARCLAYS GLOBAL INVESTORS LTD, BARCLAYS BANK PLC, BARCLAYS GLOBAL INVESTORS
AUSTRALIA LTD, GERRARD LTD, BARCLAYS GLOBAL INVESTORS NA.


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

Registered Holder                         Account              Holding
                                      Designation

BANK OF IRELAND                            258227               73,201
BANK OF IRELAND                           4239749              121,011
BANK OF IRELAND                            427057                3,722
Bank of Ireland Nominees Limited   CREST ID.11X13              160,800
Bank of Ireland Nominees Limited   CREST ID.11X13              630,220
BANK OF NEW YORK                           210405               83,652
BANK OF NEW YORK                           214074                2,585
BANK OF NEW YORK                           214075              570,885
BANK OF NEW YORK                           221428               75,878
BANK OF NEW YORK                           367748              515,927
BANK OF NEW YORK                           392067              555,756
BANK OF NEW YORK                           768198               30,126
BARCLAYS CAPITAL NOMINEES                                        7,561
LIMITED
BNP PARIBAS                                                     46,790
BNY (OCS) NOMINEES LTD                     221476               46,339
BNY (OCS) NOMINEES LTD                     387173              108,005
BOISS NOMINEES LTD                        4224361               68,066
CHASE NOMINEES LTD                          16376               57,350
CHASE NOMINEES LTD                          16669               17,186
CHASE NOMINEES LTD                          18243               14,994
CHASE NOMINEES LTD                          19518               17,168
CHASE NOMINEES LTD                          19519              224,284
CHASE NOMINEES LTD                          19520               10,763
CHASE NOMINEES LTD                          20947            6,800,207
CHASE NOMINEES LTD                          21359              274,652
CHASE NOMINEES LTD                          25772               84,970
CHASE NOMINEES LTD                          27793                7,856
CHASE NOMINEES LTD                          27800              107,299
CHASE NOMINEES LTD                          28270               96,596
CHASE NOMINEES LTD                          28270               38,311
CHASE NOMINEES LTD                          31961              152,122
CIBC MELLON GLOBAL SECURITIES                                   32,261
CITIBANK                               6010640794               30,505
CITIBANK                               6010782807               53,060
HSBC                                       813168              148,647
HSBC                                       845315                3,262
INVESTORS BANK AND TRUST CO.                                    51,319
INVESTORS BANK AND TRUST CO.                                   130,788
INVESTORS BANK AND TRUST CO.                                   149,581
INVESTORS BANK AND TRUST CO.                                 1,645,979
INVESTORS BANK AND TRUST CO.                                   669,192
INVESTORS BANK AND TRUST CO.                                     4,880
INVESTORS BANK AND TRUST CO.                                     2,455
JP MORGAN (BGI CUSTODY)                     16331               22,551
JP MORGAN (BGI CUSTODY)                     16341               65,814
JP MORGAN (BGI CUSTODY)                     16341              192,090
JP MORGAN (BGI CUSTODY)                     16344               70,365
JP MORGAN (BGI CUSTODY)                     16345              106,741
JP MORGAN (BGI CUSTODY)                     16400            1,222,418
JP MORGAN (BGI CUSTODY)                     16612               35,711
JP MORGAN (BGI CUSTODY)                     16621               15,767
JP MORGAN (BGI CUSTODY)                     16644               80,713
JP MORGAN (BGI CUSTODY)                     16901                8,429
JP MORGAN (BGI CUSTODY)                     18409               91,181
JP MORGAN (BGI CUSTODY)                     19514               12,657
JP MORGAN (BGI CUSTODY)                     28166              270,920
JP MORGAN (BGI CUSTODY)                     29514              108,292
JPMORGAN CHASE BANK                                            265,931
JPMorgan Chase Bank                                             44,772
JPMorgan Chase Bank                                             55,703
JPMorgan Chase Bank                                             28,914
MELLON BANK                           ABGFZ872482              355,770
MELLON BANK                           TGGF0003002               35,636
Mellon Trust - US CUSTODIAN /                                   77,110
MELLON TRUST OF NEW ENGLAND                                     82,852
MIDLAND BANK (HSBC BANK PLC)               772823              293,334
NON-IMA                                     DUMMY                7,210
NORTHERN TRUST                              CVS21              170,211
NORTHERN TRUST                              SCO06               37,023
NORTHERN TRUST                              TNF01               48,226
NORTHERN TRUST                              TRG01                6,969
NORTHERN TRUST                              UKE01               63,503
NORTHERN TRUST                              USF12              300,355
NORTHERN TRUST BANK - BGI SEPA                                  26,483
NORTHERN TRUST BANK - BGI SEPA                                 112,063
NORTHERN TRUST BANK - BGI SEPA                                 104,550
R C Greig Nominees Limited                                       1,600
STATE STREET                                 2RJ2               12,587
STATE STREET                                 JD12               57,735
STATE STREET                                 JFBL               36,724
STATE STREET                                 N3B6               40,843
STATE STREET                                 N3YZ                4,314
STATE STREET BANK & TRUST - WI                                  80,438
STATE STREET TRUST OF CANADA -                                  36,571
The Northern Trust Company - U                                  52,505

                                            TOTAL           18,669,792


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


670,845


8. Percentage of issued class

0.43%


9. Class of security

COMMON SHARES OF $0.01 EACH


10. Date of transaction

HOLDINGS ARE AS AT 15 FEBRUARY 2006. 'SHARES DISPOSED' IS DECREASE SINCE
PREVIOUS DISCLOSURE


11. Date company informed

20 FEBRUARY 2006


12. Total holding following this notification

18,669,792


13. Total percentage holding of issued class following this notification

11.97%


14. Any additional information


15. Name of contact and telephone number for queries

WILLIAM SPURGIN 0207 458 5726


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

WILLIAM SPURGIN, HEAD OF INVESTOR RELATIONS

Date of notification


21 FEBRUARY 2006

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