Share Interests

Old Mutual PLC
26 May 2006



                                Share interests
                                        

Old Mutual plc (the 'Company') announces that it has today received notification
from Barclays PLC dated 24 May 2006 informing the Company that Barclays PLC has
a notifiable interest, for the purposes of Part VI of the UK Companies Act 1985,
in 5.00% in the Company's ordinary share capital represented by an aggregate
holding of 274,527,324 shares held through the following entities:


Absa Bank Ltd                                               756,650
Barclays Bank Trust Company Ltd                               9,587
Barclays Capital Inc                                      4,740,045
Barclays Capital Securities Ltd                          14,639,876
Barclays Global Fund Advisors                            16,650,066
Barclays Global Investors Australia Ltd                   4,658,282
Barclays Global Investors Canada Ltd                        348,406
Barclays Global Investors Japan Ltd                       5,823,669
Barclays Global Investors Japan Trust & Banking           6,441,592
Barclays Global Investors Ltd                           111,331,321
Barclays Global Investors, N.A.                          91,658,825
Barclays Life Assurance Co Ltd                           13,067,594
Barclays Private Bank and Trust Ltd                         700,445
Barclays Private Bank Ltd                                 2,858,109
Gerrard Limited                                             842,857



                                                                26 May 2006

Enquiries:

Old Mutual plc UK
Corporate Affairs                    [phone]

For further information about Old Mutual plc visit www.oldmutual.com



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