Fatality at Doornkop Harmony Gold Mining Company Limited Registration number 1950/038232/06 Incorporated in the Republic of South Africa ISIN: ZAE000015228 JSE share code: HAR (“Harmony” or “the company”) FATALITY AT DOORNKOP Johannesburg, Friday, 11 September 2020. Harmony Gold Mining Company Limited (“Harmony” and/or “the Company”) regrets to advise that an employee succumbed to his injuries, following an underground drilling-related incident yesterday afternoon, at the Company’s Doornkop mine near Soweto, in South Africa’s Gauteng province. The authorities have been notified and Harmony is working with them to ensure that a full on-site investigation is conducted. Management has temporarily suspended all operations and declared a safety shift. Peter Steenkamp, CEO of Harmony, has extended his heartfelt condolences, and those of the Company, to family, colleagues and friends. “Safety is at the forefront of everything we do and stand for at Harmony. We are devastated by the tragic incident and our management team is working closely with the family of the deceased to provide support and assistance during this difficult time,” Mr Steenkamp said. Ends. For more details contact: Sihle Maake Group Communications Manager +27 (0)83 722 5467 (mobile) or Mashego Mashego Executive Director: Corporate affairs +27 (0) 82 767 1072 (mobile) 11 September 2020 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited. Date: 11-09-2020 02:36:00 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.