Multiple loss of life incident at Kusasalethu 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”) MULTIPLE LOSS-OF-LIFE INCIDENT AT KUSASALETHU Johannesburg, Monday, 9 May 2022. Harmony Gold Mining Company Limited (“Harmony” and/or “the Company”) regrets to report that four of its employees have tragically lost their lives following an infrastructure maintenance-related incident on Saturday, 7 May 2022, at its Kusasalethu mine, near Carletonville, in the Gauteng province. The families and relevant authorities were immediately informed and the affected area has been closed, pending an in-loco investigation. “We are deeply saddened by this incident. At Harmony, we view our employees as part of the larger family. Our priority is now to support the families of the deceased and everyone affected by this tragedy”, said Peter Steenkamp, chief executive officer of Harmony. Ends. For more details contact: Sihle Maake Head of Communications +27 (0)83 722 5467 (mobile) or Mashego Mashego Executive Director: Corporate affairs +27 (0) 82 767 1072 (mobile) 9 May 2022 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited. Date: 09-05-2022 07:06:00 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.