Notification of Major Interest in Shares OLD MUTUAL PLC ISIN CODE: GB0007389926 ISSUER CODE: OLOML JSE SHARE CODE: OML NSX SHARE CODE: OLM TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi 1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are Old Mutual PLC ii attached: 2 Reason for the notification (please tick the appropriate box or boxes): An acquisition or disposal of voting rights An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments An event changing the breakdown of voting rights Other (please specify): 3. Full name of person(s) subject to the BlackRock, Inc. notification obligation: iii 4. Full name of shareholder(s) (if different from 3.):iv 5. Date of the transaction and date on th which the threshold is crossed or 18 January 2013 reached: v nd 6. Date on which issuer notified: 22 January 2013 7. Threshold(s) that is/are crossed or Holding has gone above 5% reached: vi, vii 8. Notified details: A: Voting rights attached to shares viii, ix Class/type of Situation previous Resulting situation after the triggering transaction shares to the triggering transaction x if possible using Number Number Number Number of voting % of voting rights the ISIN CODE of of of rights Shares Voting shares Rights Direct xii Direct xi Indirect Direct Indirect GB00B77J0862 N/A N/A N/A N/A 241,440,319 N/A 4.93% B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration Exercise/ Number of voting % of voting instrument date xiii Conversion Period xiv rights that may be rights acquired if the instrument is exercised/ converted. C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi Resulting situation after the triggering transaction Type of financial Exercise Expiration Exercise/ Number of voting rights % of voting rights xix, xvii xx instrument price date Conversion instrument refers to xviii period Nominal Delta CFD 3,214,121 0.07% 0.07% Total (A+B+C) Number of voting rights Percentage of voting rights 244,654,440 5.00% 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: xxi BlackRock Investment Management (UK) Limited – 244,654,440 (5.00%) Proxy Voting: 10. Name of the proxy holder: 11. Number of voting rights proxy holder will cease to hold: 12. Date on which proxy holder will cease to hold voting rights: 13. Additional information: 14. Contact name: Martin Murray 15. Contact telephone number: 020 7002 7109 Sponsor: Merrill Lynch South Africa (Pty) Ltd Date: 24/01/2013 02:50:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.