Loss-of-life incident at Joel mine Day of safety declared at all South African operations Harmony Gold Mining Company Limited Registration number 1950/038232/06 Incorporated in the Republic of South Africa ISIN: ZAE000015228 JSE share code: HAR ("Harmony") Loss-of-life incident at Joel mine Day of safety declared at all South African operations Johannesburg, Wednesday, 4 June 2025. Harmony Gold Mining Company Limited ("Harmony") regrets to announce a loss of life due to a fall of ground at its Joel mine in the Free State province. All relevant authorities, family members, and colleagues have been informed. "We are devastated by another loss of life and extend our heartfelt condolences to the families, friends and colleagues of our beloved employee. We are like a family at Harmony; we care deeply about each person. Our safety strategy and culture include both systemic and humanistic factors and controls. These controls are designed to avoid incidents, protect our employees and have to be adhered to at all times. No working area will be accessed unless it has been declared safe", said Beyers Nel, chief executive officer of Harmony. The 5th of June 2025 has been declared a Day of Safety across all Harmony's South African operations to engage with the Company's employees and stakeholders, and to reflect on the Company's safety practices at each of its mines. "Our Day of Safety is not simply a pause, it is a call to action", concluded Nel. Ends. For more details contact: Chipo Morapedi-Mrara Head of Communications +27 (0)60 571 0797 Mashego Mashego Executive Director: +27 (0)82 767 1072 4 June 2025 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited. Date: 04-06-2025 04:48:00 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.