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 CAPITAL SECURITIES LTD, WOOLWICH UNIT TRUST
MANAGERS LTD, BARCLAYS LIFE ASSURANCE CO LTD, BARCLAYS BANK PLC, BARCLAYS GLOBAL
INVESTORS LTD, BARCLAYS GLOBAL INVESTORS JAPAN LTD, GERRARD LTD, BARCLAYS GLOBAL
INVESTORS AUSTRALIA 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                             542,433
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       38,311
CHASE NOMINEES LTD                         28270       96,596
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   19,204,664


5. Number of shares / amount of stock acquired

534,872


6. Percentage of issued class

0.34%


7. Number of shares / amount of stock disposed

N/A


8. Percentage of issued class

N/A


9. Class of security

COMMON SHARES OF $0.01 EACH


10. Date of transaction

HOLDINGS ARE AS AT 16 FEBRUARY 2006. 'SHARES ACQUIRED' IS

INCREASE SINCE PREVIOUS DISCLOSURE


11. Date company informed

20 FEBRUARY 2006


12. Total holding following this notification

19,204,664


13. Total percentage holding of issued class following this notification

12.32%


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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for loss of business or loss of profits) arising in contract, tort or otherwise
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