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”) Notification of an acquisition of beneficial interest in securities Johannesburg, Thursday, 29 September 2022. In accordance with section 122(3)(b) of the Companies Act 71 of 2008 (“the Act”), Regulation 121(2)(b) of the Companies Act Regulations, 2011 (“the Regulations”) and paragraph 3.83(b) of the JSE Limited Listings Requirements, shareholders are hereby advised that Harmony has received formal notification that Fairtree Asset Management (Pty) Ltd. has, in aggregate, acquired an interest in the ordinary shares of the Company, such that the total interest in the ordinary shares in the Company held by Fairtree Asset Management amounted to 5.09% of the total issued shares of the Company. Harmony has, as required by section 122(3)(a) of the Act filed the required notice with the Takeover Regulation Panel. Ends. For more details contact: Jared Coetzer Head: Investor Relations +27 (0) 82 746 4120 Johannesburg, South Africa 29 September 2022 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited