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”) DEALING IN SECURITIES BY EXECUTIVE DIRECTORS, PRESCRIBED OFFICERS AND COMPANY SECRETARY: DEFERRED SHARE AWARDS In compliance with paragraphs 3.63 to 3.74 of the JSE Listings Requirements, the following information is disclosed: Johannesburg, 24 October 2022. In line with the provisions of the 2018 Harmony Deferred Share Plan, executive directors, prescribed officers and the company secretary of Harmony were awarded deferred shares on 19 September 2022 based on the 5-day volume weighted average price of R37.60 per ordinary share and accepted these awards on 20 October 2022. The following transactions are disclosed in relation to the deferred share awards: 1. Name of director: PW Steenkamp (Chief Executive Officer) Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 149 043 shares awarded: Total value of shares R5 604 016.80 awarded: Nature and extent of Direct beneficial director’s interest: 2. Name of director: B Lekubo (Financial Director) Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 91 617 shares awarded: Total value of shares R3 444 799.20 awarded: Nature and extent of Direct beneficial director’s interest: 3. Name of director: HE Mashego (Executive Director) Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 71 884 shares awarded: Total value of shares R2 702 838.40 awarded: Nature and extent of Direct beneficial director’s interest: 4. Name of prescribed AZ Buthelezi officer: Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 62 465 shares awarded: Total value of shares R2 348.684.00 awarded: Nature and extent of Direct beneficial prescribed officer’s interest: 5. Name of prescribed M Naidoo-Vermaak officer: Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 67 655 shares awarded: Total value of shares R2 543 828.00 awarded: Nature and extent of Direct beneficial prescribed officer’s interest: 6. Name of prescribed BB Nel officer: Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 70 925 shares awarded: Total value of shares R2 666 780.00 awarded: Nature and extent of Direct beneficial prescribed officer’s interest: 7. Name of prescribed MP van der Walt officer: Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 61 909 shares awarded: Total value of shares R2 327 778.40 awarded: Nature and extent of Direct beneficial prescribed officer’s interest: 8. Name of prescribed JJ van Heerden officer: Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a five year period Class of securities: Deferred ordinary shares Number of deferred 78 895 shares awarded: Total value of shares R2 966 452.00 awarded: Nature and extent of Direct beneficial prescribed officer’s interest: 9. Name of company SS Mohatla secretary: Nature of transaction: Off market award of deferred shares Periods of vesting: Deferred shares vest in equal tranches over a three year period Class of securities: Deferred ordinary shares Number of deferred 33 451 shares awarded: Total value of shares R1 257 757.60 awarded: Nature and extent of Direct beneficial company secretary’s interest: Prior clearance was obtained in respect of the above dealings by the executive directors, prescribed officers and company secretary. Ends. For more details contact: Jared Coetzer Head of Investor Relations +27 (0) 82 746 4120 Johannesburg, South Africa 24 October 2022 Sponsor: J.P. Morgan Equities South Africa Proprietary Limited