Fatality At Kusasalethu Mine 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 KUSASALETHU MINE Johannesburg, Monday, 21 December 2020. Harmony Gold Mining Company Limited (“Harmony” and/or “the Company”) regrets to advise that an employee was fatally injured on Friday morning, 18 December 2020, following a drilling incident at its Kusasalethu mine, in Carletonville near the Gauteng Province. Authorities and organised labour were immediately informed and an investigation into the incident is currently underway. Operations in the affected section have been suspended in the interim. “The executives and management of Harmony extend their sincerest condolences to our colleagues’ family, friends and colleagues. The company will ensure that the necessary support is provided to the family in dealing with this tragedy,” Peter Steenkamp, chief executive officer of Harmony commented. 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) 21 December 2020 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited Date: 21-12-2020 03:29:00 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.