Share Interests

Old Mutual PLC
05 September 2006

                                 Old Mutual plc

                                Share interests

By notification dated 30 August 2006 received today, Old Mutual plc (the
'Company') has been informed that Barclays PLC, through the legal entities
listed below, had an interest on 29 August 2006 in 273,125,318 shares in the
Company, representing 4.98% of the Company's issued ordinary share capital.

Barclays Global Investors Ltd                                      113,478,568
Barclays Global Investors, N.A.                                     91,948,997
Barclays Global Fund Advisors                                       17,682,399
Barclays Life Assurance Co Ltd                                      13,601,520
Barclays Capital Securities Ltd                                     11,813,608
Barclays Global Investors Japan Trust & Banking                      6,082,394
Barclays Global Investors Japan Ltd                                  5,890,296
Barclays Global Investors Australia Ltd                              4,847,571
Barclays Private Bank Ltd                                            2,965,762
Barclays Capital Inc.                                                1,921,930
Gerrard Limited                                                      1,262,530
Barclays Private Bank and Trust Ltd                                    671,057
Barclays Global Investors Canada Ltd                                   367,492
Abvest Associates (Pty) Ltd                                            324,075
Absa Portfolio Managers                                                252,870
Barclays Bank Trust Company Ltd                                         14,249
                                                                

                                                                5 September 2006

Enquiries:

Old Mutual plc UK
Corporate Affairs             + 44 (0) 20 7002 7133





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