Holding(s) in Company

Catlin Group Limited
29 April 2005

                               Holding in Company

Catlin Group Limited ('the Company') has received notification from J.P. Morgan
Chase & Co. ('JPMCC') of a decrease in the JPMCC group interest in the share
capital of the Company. Details of the holding as at 28 April 2005 are as
follows:

Total Number of Shares Held by J.P. Morgan Chase & Co.: 18,927,129 (12.28%)
Number of shares held by J.P. Morgan Investment Management Limited: 9,085
(0.01%)
Number of shares held by J.P. Morgan Fleming Asset Management (London) Limited:
56,700 (0.04%)
Number of shares held by J.P. Morgan Fleming Asset Management (UK) Limited:
1,150,018 (0.75%)
Number of shares held by J.P. Morgan Cazenove Holdings: 21,126 (0.01%)
Number of shares held by J.P. Morgan Securities Ltd.: 336,851 (0.21%)
*Number of shares held by J.P. Morgan Capital L.P.: 3,193,016 (2.07%)
*Number of shares held by J.P. Morgan Corsair II Capital Partners Bermuda Ltd.:
14,160,333 (9.19%)

*These shares, aggregating 17,353,349 (11.26%), are the same as those notified
to the Company by Corsair II, L.L.C., the general partner of J.P. Morgan Corsair
II Capital Partners L.P. (though J.P. Morgan Corsair II Capital Partners Bermuda
Ltd. and J.P. Morgan Capital L.P.) ('Corsair'), as announced on 28 April 2005.

In addition, Corsair holds warrants to purchase 4,414,194 shares.

                                    - ENDS -




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