(Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20 F or Form 40F.)

(Indicate by check mark whether the registrant files or will file annual reports under cover of

Form 20 F or Form 40F.)

Form 20F ☒ Form 40F ☐

(Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the Commission pursuant to Rule 12g32(b) under the Securities Exchange Act of 1934.)

Yes ☐ No ☒

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')

Notification of an acquisition of beneficial interest in securities

Johannesburg, Monday, 3 May 2021. 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 the Public Investment Corporation (SOC) Limited ('PIC') 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 the PIC amounted to 10.081% 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

Max Manoeli

Investor Relations Manager

+27 (0) 82 759 1775

Marian van der Walt

Senior Group Executive: Enterprise Risk and Investor Relations

+27 (0) 82 888 1242

Johannesburg, South Africa

3 May 2021

Sponsor:

J.P. Morgan Equities South Africa Proprietary Limited.

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