NORTHAM PLATINUM LIMITED Incorporated in the Republic of South Africa Registration number 1977/003282/06 Debt issuer code: NHMI Bond code: NHM018 Bond ISIN: ZAG000168097 Bond code: NHM019 Bond ISIN: ZAG000168105 Bond code: NHM020 Bond ISIN: ZAG000172594 Bond code: NHM021 Bond ISIN: ZAG000181496 (“Northam”) INTEREST PAYMENT NOTIFICATIONS – NHM018, NHM019, NHM020 AND NHM021 Northam bondholders (“Bondholders”) are advised of the following interest payments due on Thursday, 25 May 2023 and Friday, 26 May 2023, respectively: Bond Code: NHM018 ISIN: ZAG000168097 Coupon: 11.20% Interest Period: 27 February 2023 to 24 May 2023 Interest Amount Due: R61 146 936.99 Payment Date: 25 May 2023 Date Convention: Following Business Day Bondholders are hereby advised that this is the final interest payment on the NHM018 note series pursuant to its maturity date, being Thursday, 25 May 2023. Bond Code: NHM019 ISIN: ZAG000168105 Coupon: 11.45% Interest Period: 27 February 2023 to 24 May 2023 Interest Amount Due: R95 956 127.40 Payment Date: 25 May 2023 Date Convention: Following Business Day Bond Code: NHM020 ISIN: ZAG000172594 Coupon: 11.20% Interest Period: 27 February 2023 to 24 May 2023 Interest Amount Due: R18 206 597.26 Payment Date: 25 May 2023 Date Convention: Following Business Day Bond Code: NHM021 ISIN: ZAG000181496 Coupon: 11.70% Interest Period: 27 February 2023 to 25 May 2023 Interest Amount Due: R16 163 309.59 Payment Date: 26 May 2023 Date Convention: Following Business Day Johannesburg 22 May 2023 Debt Sponsor One Capital