Changes Relating to Buy-Back (Appendix 3D) 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 18 February 2021 CHANGES RELATING TO BUY-BACK (APPENDIX 3D) A ’Changes relating to buy-back’ form (Appendix 3D) is lodged on the Australian Securities Exchange today and 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: http://www.morningstar.co.uk/uk/nsm. About South32 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 bauxite, alumina, aluminium, energy and metallurgical coal, manganese, nickel, silver, lead and zinc at 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 Investor Relations Alex Volante Tom Gallop T +61 8 9324 9029 T +61 8 9324 9030 M +61 403 328 408 M +61 439 353 948 E Alex.Volante@south32.net E Tom.Gallop@south32.net Media Relations Rebecca Keenan Jenny White T +61 8 9324 9364 T +44 20 7798 1773 M +61 402 087 055 M +44 7900 046 758 E Rebecca.Keenan@south32.net E Jenny.White@south32.net Further information on South32 can be found at www.south32.net. JSE Sponsor: UBS South Africa (Pty) Ltd 18 February 2021 Date: 18-02-2021 08:30:00 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.