6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6­K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a­16 OR 15d­16 UNDER THE

SECURITIES EXCHANGE ACT OF 1934

For June 12, 2025

Harmony Gold Mining Company Limited

Randfontein Office Park

Corner Main Reef Road and Ward Avenue Randfontein, 1759

South Africa

(Address of principal executive offices)

*-­

(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 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.

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

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on

its behalf by the undersigned, thereunto duly authorized.