Appointment of Director and Changes to the Composition of Harmony’s Technical Committee 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”) APPOINTMENT OF DIRECTOR AND CHANGES TO THE COMPOSITION OF HARMONY’S TECHNICAL COMMITTEE Johannesburg, Monday, 22 February 2021. In accordance with paragraph 3.59(a) of the JSE Limited Listings Requirements, the Company hereby advises that Mr Peter Turner has been appointed to the Board of Directors of Harmony as an independent non-executive director and a technical committee member with effect from 19 February 2021. “Peter’s extensive experience in open pit and deep level underground gold mining operations in Africa will make a significant contribution to the technical expertise required for the safety initiatives, development and growth of the Company. We are pleased to welcome Peter to the Board of Harmony”, said Dr Patrice Motsepe, chairman of Harmony. ends. For more details contact: Jared Coetzer Head: Investor Relations +27 (0) 82 746 4120 Max Manoeli Investor Relations Manager +27 (0) 82 759 1775 Marian van der Walt Senior Group Executive: Enterprise Risk and Investor Relations +27 (0) 82 888 1242 Johannesburg, South Africa 22 February 2021 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited Date: 22-02-2021 02:54:00 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.