Holding(s) in Company

Amlin Plc
                  

SCHEDULE 10
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NOTIFICATION OF MAJOR INTERESTS IN SHARES
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1. Name of company
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AMLIN plc
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2. Name of shareholder having a major interest
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Barclays PLC.
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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
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HOLDINGS IN RESPECT OF BARCLAYS GLOBAL INVESTORS LTD, GERRARD LTD, BARCLAYS GLOBAL
 INVESTORS AUSTRALIA LTD, BARCLAYS LIFE ASSURANCE CO LTD, BARCLAYS CAPITAL SECURITIES
 LTD AND BARCLAYS GLOBAL INVESTORS, N.A.
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4. Name of the registered holder(s) and, if more than one holder, the number of shares
 held by each of them
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Registered Holder                                       Account      Holding
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                                                    Designation
                                                  --------------
BARCLAYS CAPITAL NOMINEES LIMITED                                   751,712
BNP PARIBAS                                                          42,788
BOISS NOMINEES LTD                                     4224361      175,385
CHASE NOMINEES LTD                                       16376      210,473
CHASE NOMINEES LTD                                       20947   13,470,172
CHASE NOMINEES LTD                                       21359      165,034
CIBC MELLON GLOBAL SECURITIES                                        27,440
INVESTORS BANK AND TRUST CO.                                      1,947,568
JP MORGAN (BGI CUSTODY)                                  16331      122,501
JP MORGAN (BGI CUSTODY)                                  16341      332,963
JP MORGAN (BGI CUSTODY)                                  16344       51,085
JP MORGAN (BGI CUSTODY)                                  16345       84,877
JP MORGAN (BGI CUSTODY)                                  16400    4,322,441
JP MORGAN (BGI CUSTODY)                                  18409      289,162
JPMORGAN CHASE BANK                                                 123,656
Mellon Trust - US CUSTODIAN /                                        64,238
MELLON TRUST OF NEW ENGLAND                                          79,693
NORTHERN TRUST BANK - BGI SEPA                                      197,923
R C Greig Nominees Limited                                  RC1      25,991
R C Greig Nominees Limited a/c                              AK1     125,735
R C Greig Nominees Limited a/c                              BL1      13,900
R C Greig Nominees Limited a/c                             CM1        8,050
R C Greig Nominees Limited                                  GP1       2,900
STATE STREET TRUST OF CANADA -                                       29,879
                                                          Total  22,665,566


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5. Number of shares/amount of stock acquired
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N/A
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6. Percentage of issued class
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N/A
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7. Number of shares disposed
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1,201,130
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8. Percentage of issued class
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0.30%
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9. Class of security
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ORDINARY SHARES OF 25P EACH
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10. Date of transaction
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NOT DISCLOSED
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11. Date company informed
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18 AUGUST 2005
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12. Total holding following this notification
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22,665,566
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13. Total percentage holding of issued class following this notification
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5.66%
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14. Any additional information
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15. Name of contact and telephone number for queries
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BIMBOLA ODUMOSU 0207 746 1005
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16. Name and signature of authorised company official responsible for making this
 notification
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JEANETTE CLARKE, DEPUTY GROUP COMPANY SECRETARY

Date of notification: 18 AUGUST 2005
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