Notification of Major Interest in Shares Investec Limited Investec plc Incorporated in the Republic of South Africa Incorporated in England and Wales Registration number 1925/002833/06 Registration number 3633621 JSE share code: INL JSE share code: INP ISIN: ZAE000081949 ISIN: GB00B17BBQ50 (jointly “Investec”) As part of the dual listed company structure, Investec plc and Investec Limited notify both the London Stock Exchange and the JSE Limited of matters which are required to be disclosed under the Disclosure, Transparency and Listing Rules of the United Kingdom Listing Authority (the “UKLA”) and/or the JSE Listing Requirements. Accordingly, we advise of the following: TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES 1. Identity of the issuer or the underlying issuer of Investec plc existing shares to which voting rights are attached: 2 Reason for the notification (please tick the appropriate box or boxes): An acquisition or disposal of voting rights X 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 Old Mutual Plc notification obligation: Old Mutual Investment Group (South Africa) (Pty) Ltd Old Mutual Life Assurance Company South Africa Ltd 4. Full name of shareholder(s) BOE Asset Managers (now known as Nedbank (if different from 3.): Private Wealth (Pty) Ltd) Acadian Asset Managers 5. Date of the transaction and date on which the threshold is crossed or 11 January 2013 reached: 6. Date on which issuer notified: 14 January 2013 7. Threshold(s) that is/are crossed or 5% to 4% reached: 8. Notified details: A: Voting rights attached to shares Class/type Situation previous Resulting situation after the triggering transaction of to the triggering <5% shares transaction Number Number Number Number of voting % of voting if possible of of of rights rights using Shares Voting shares the ISIN Rights Direct Direct Indirect Direct Indirect CODE GB00B17B BQ50 30,235,054 30,235,054 30,160,885 4.98% B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration Exercise/ Number of voting % of instrument date Conversion Period rights that may be voting acquired if the rights instrument is exercised/ converted N/A C: Financial Instruments with similar economic effect to Qualifying Financial Instruments Resulting situation after the triggering transaction Type of Exercise Expiration Exercise/ Number of % of voting rights financial price date Conversio voting rights instrument n period instrument refers to Nominal Delta N/A Total (A+B+C) Number of voting rights Percentage of voting rights 30,160,885 4.98% 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: N/A Proxy Voting: 10. Name of the proxy holder: N/A 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: Latoya Henderson 15. Contact telephone number: 02070027394 Date: 14/01/2013 03:00:00 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.