15 February 2024

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

FINAL SHARE BUY-BACK NOTICE (APPENDIX 3F)

South32 Limited (ASX, LSE, JSE: S32; ADR: SOUHY) (South32) (the Company) advises that a 'Final share buy-back notice' form (Appendix 3F) 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. We also have a portfolio of high-quality development projects and options, and exploration prospects, consistent with our strategy to reshape our portfolio toward commodities that are critical for a low-carbon future.

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

JSE Sponsor: The Standard Bank of South Africa Limited
15 February 2024