Dealings in securities by an associate of a director Harmony Gold Mining Company Ltd Registration number: 1950/038232/06 Incorporated in the Republic of South Africa ISIN: ZAE000015228 JSE share code: HAR ("Harmony" or the "Company") DEALINGS IN SECURITIES BY AN ASSOCIATE OF A DIRECTOR Johannesburg, Thursday, 12 June 2025. In compliance with paragraphs 3.63 to 3.74 of the JSE Limited Listings Requirements, the following information is disclosed. Shareholders are advised that African Rainbow Minerals Limited ("ARM"), an associate of Dr Patrice Motsepe, has entered into a hedging collar transaction over 18 million ordinary shares of ARM's equity in Harmony representing 24% of its equity in Harmony, as disclosed below, and announced by ARM on the Stock Exchange News Services on 11 June 2025 ("Announcement"). This hedging collar transaction and related arrangements provide ARM with access to funding in the future on efficient terms, if and when required, for its own strategic objectives, while allowing ARM to retain further upside exposure to the Harmony share price, up to the call option strike price. ARM retains full exposure to the residual Harmony shares held by it that are not subject to the hedging collar. The Announcement also stated that ARM remains fully committed to Harmony as a strategic investment and remains confident in Harmony and its management's ability to drive growth and value for its shareholders. Director : Dr. Patrice Motsepe Company : Harmony Designation : Chairman Name of associate : ARM Nature of interest : Indirect, beneficial Transaction 1 Date of transaction : 10 June 2025 Class of securities : Options over Harmony ordinary shares On market/off market : Off market Nature of transaction : Purchase of European put options with a strike price of R 234.85 per share Exercise dates : The average of the exercise dates is 10 June 2030 Number of options : 18,000,000 Notional value of transaction in 2030 : R4,227,291,000 Transaction 2 Date of transaction : 10 June 2025 Class of securities : Options over Harmony ordinary shares On market/off market : Off market Nature of transaction : Sale of European call options with a strike of R562.40 per share Exercise dates : The average of the exercise dates is 10 June 2030 Number of options : 18,000,000 Notional value of transaction in 2030 : R10,123,200,000 Ends. For more details contact: Marian van der Walt Chief Corporate Officer +27 82 888 1242 Johannesburg, South Africa 12 June 2025 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited Date: 12-06-2025 07:05:00 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.