Harmony delivers operational excellence - exceeds annual production guidance Harmony Gold Mining Company Limited Registration number 1950/038232/06 Incorporated in the Republic of South Africa ISIN: ZAE000015228 JSE share code: HAR (“Harmony” and/or “the Company”) HARMONY DELIVERS OPERATIONAL EXCELLENCE – EXCEEDS ANNUAL PRODUCTION GUIDANCE Johannesburg. Monday, 23 July 2018. Harmony Gold Mining Company Limited (“Harmony” or the “Company”) is pleased to announce that it has exceeded annual FY18 production guidance by 4%. Operational highlights include: - Production guidance achieved – third consecutive year Gold production of 1.228 million ounces achieved, exceeding annual production guidance of 1.18 million ounces. The South African operations recorded a 14% increase in gold production of which Moab Khotsong produced 105 900 ounces (contributing 10% of the increase in SA gold production) for the four months the operation has been included in Harmony’s asset portfolio - 8% increase in underground recovered grade – sixth consecutive year of increasing grade Underground recovered grade of 5.48g/t achieved in FY18 - Costs well contained All-in sustaining cost is expected to be below guidance of R520 000/kg “We are extremely proud of our production performance. We recognise that safety requires increased attention and we are committed to continue driving a culture of safety. Safety, costs and production are the only variables that we can control and we will build on the momentum achieved in FY18” said Peter Steenkamp, chief executive officer of Harmony. The US$200 million bridge facility raised for the Moab Khotsong transaction has been fully repaid utilising available cash resources and the proceeds received from the share placement. Harmony’s successful hedging strategy continues to lock in attractive margins. For details of the hedging programme in place at 30 June 2018 and a presentation supporting this release, please refer to https://www.harmony.co.za/invest/presentations/2018. Annual operating and financial results for the year ended 30 June 2018 will be announced on Tuesday 21 August 2018. ends. For more details contact: Lauren Fourie Investor Relations Manager +27(0)71 607 1498 Marian van der Walt Executive: Investor Relations +27(0)82 888 1242 (mobile) Johannesburg, South Africa 23 July 2018 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited Date: 23/07/2018 07:05:00 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.