Changes Relating to Buy-Back (Appendix 3D)

24 August 2023

South32 Limited

(Incorporated in Australia under the Corporations Act 2001 (Cth))

(ACN 093 732 597)

ASX / LSE / JSE Share Code: S32; ADR: SOUHY

ISIN: AU000000S320

south32.net

CHANGES RELATING TO BUY-BACK (APPENDIX 3D)

South32 Limited (ASX, LSE, JSE: S32; ADR: SOUHY) (South32) (the Company) advises that a 'Changes relating to buy-back' form (Appendix 3D) was lodged on the Australian Securities Exchange today and is voluntarily disclosed on the Johannesburg Stock Exchange and London Stock Exchange by way of submission to the National Storage Mechanism and will shortly be available for inspection at: https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

About us

South32 is a globally diversified mining and metals company. Our purpose is to make a difference by developing natural resources, improving people's lives now and for generations to come. We are trusted by our owners and partners to realise the potential of their resources. We produce commodities including bauxite, alumina, aluminium, copper, silver, lead, zinc, nickel, metallurgical coal and manganese from our operations in Australia, Southern Africa and South America. With a focus on growing our base metals exposure, we also have two development options in North America and several partnerships with junior explorers around the world.

Further information on South32 can be found at www.south32.net.

JSE Sponsor: The Standard Bank of South Africa Limited
24 August 2023