HAR Dealing in securities Harmony Gold Mining Company Ltd Registration number: 1950/038232/06 Incorporated in the Republic of South Africa ISIN: ZAE000015228 JSE share code: HAR (Harmony or the company) Johannesburg, Friday, 25 September 2020. In compliance with paragraphs 3.63 to 3.74 of the JSE Listings Requirements, the following information is disclosed: A. VESTING IN SHARE APPRECIATION RIGHTS AND SALE OF ORDINARY SHARES BY PRESCRIBED OFFICER The following transactions are disclosed in relation to SARS: 1. Name of director: VP Tobias (Prescribed Officer) Nature of transaction: The off-market issuance of shares to settle SARS Date of vesting of SARS issued 17 November 2019 in 2014: Number of 2014 SARS vested to 15 618 date: 2014 SARS issue value per R18.41 share: 1-day Volume Weighted Average R96.0163 price of shares Nature of transaction: On market sale of shares Number of ordinary shares 12 623 issued to settle 2014 SARS: Date of sale: 18 September 2020 Selling price per share: R94.0390 Day highest sale price: R95.8200 Day lowest sale price: R91.5100 Proceeds for total on market R1 187 054.30 sale: Class of Securities: Ordinary Shares Nature and extent of prescribed Direct beneficial officers interest: Prior clearance was obtained in respect of the above dealings by the prescribed officer. For more details contact: Marian van der Walt Senior Group Executive: Enterprise Risk and Investor Relations +27(0)82 888 1242 (mobile) Max Manoeli Senior Investor Relations Coordinator +27(0)82 759 1775 (mobile) Johannesburg, South Africa 25 September 2020 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited Date: 25-09-2020 05:15:00 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.