Changes to the Board of Directors and Board Committees African Rainbow Minerals Limited (Incorporated in the Republic of South Africa) (Registration number 1933/004580/06) JSE Share code: ARI ISIN: ZAE000054045 ("ARM" or "the Company") CHANGES TO THE BOARD OF DIRECTORS AND BOARD COMMITTEES In terms of paragraph 3.59 of the Listings Requirements of the JSE Limited, notification is hereby given of the following changes to the ARM Board of Directors ("the Board") and Board committees: 1. Dr Rejoice Simelane and Mr Joaquim Chissano will step down as Directors of ARM The Board announces that Dr Rejoice Vakashile Simelane ("Dr Simelane") and Mr Joaquim Alberto Chissano ("Mr Chissano") will step down as independent non-executive directors of ARM with effect from the conclusion of the forthcoming annual general meeting of the Company, or any adjournment thereof ("AGM"). 2. Recommendation to elect members of the ARM Audit and Risk Committee The Board will recommend to shareholders in the upcoming notice of AGM that Ms Tshifhiwa Gladys Ramuthaga ("Ms Ramuthaga") and Mr Brian Kennedy ("Mr Kennedy"), who are both independent non- executive directors of the Company, be elected as members of the ARM Audit and Risk Committee, subject to Ms Ramuthaga's election as a non-executive director being approved by shareholders at the forthcoming AGM. 3. Recommendation to elect members and chairman of the ARM Social and Ethics Committee The Board will recommend to shareholders in the upcoming notice of AGM that Ms Pitsi Josephine Mnisi ("Ms Mnisi") be elected as a member and chairman of the ARM Social and Ethics Committee and that Ms Ramuthaga also be elected as a member of that committee, subject to Ms Ramuthaga's election as a non-executive director being approved by shareholders at the forthcoming AGM. 4. Changes in the composition of other Board committees The Board has approved the following appointments to certain Board committees with effect from and including 9 October 2025: • Ms Mnisi as a member of the Nomination Committee and the Remuneration Committee; • Mr Peter William Steenkamp as a member of the Nomination Committee; and • Mr Kennedy as a member of the Technical Committee. The Executive Chairman of ARM, Dr Patrice Motsepe, said: "We are grateful to Dr Simelane and Mr Chissano for their valuable contributions to the growth and global competitiveness of ARM over several years. Dr Simelane and Mr Chissano will step down from the ARM Board at the conclusion of the forthcoming annual general meeting and I wish them both everything of the very best. I would also like to thank the ARM directors who will be serving on the different ARM Board committees. These directors have the expertise and experience that will contribute to the Company's success and global competitiveness." For more information please contact: Ms Thabang Thlaku Executive: Investor Relations and New Business Development Tel: +27 11 779 1300 Email: thabang.thlaku@arm.co.za Sandton Thursday, 9 October 2025 Sponsor: Investec Bank Limited Date: 09-10-2025 05:14:00 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.