Harmony’s guidance for June 2012 quarter Harmony Gold Mining Company Limited ("Harmony" or "Company") Incorporated in the Republic of South Africa Registration number 1950/038232/06 JSE Share code: HAR NYSE Share code: HMY ISIN: ZAE000015228 Harmony’s guidance for June 2012 quarter Johannesburg. Friday, 27 July 2012. Harmony Gold Mining Company Limited (Harmony) announces that gold production* for the June 2012 quarter is likely to be 13% to 14% higher than the previous quarter, driven by higher tonnage and improved grade. Total operating costs were higher, mainly due to an increase in electricity tariffs and consumables. Cash operating cost per unit was approximately 5% lower quarter on quarter at R280 000/kg. Chief Executive Officer, Graham Briggs, commented that: “June was a pleasing quarter, with operations performing more in line with their plans.” Harmony’s results for the quarter and year ended 30 June 2012 will be released on Thursday, 16 August 2012. *Includes discontinued operations For more details contact: Henrika Basterfield Investor Relations Manager On +27 (0)82 759 1775 Marian van der Walt Executive: Corporate and Investor Relations On +27 (0) 82 888 1242 (mobile) Corporate Office: Randfontein Office Park PO Box 2 Randfontein South Africa 1760 T: +27 (0)11 411 2000 www.harmony.co.za 27 July 2012 Sponsor: J.P. Morgan Equities Limited Date: 27/07/2012 03:50:00 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.