2025 Annual Report 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 2025 ANNUAL REPORT South32 Limited (ASX, LSE, JSE: S32; ADR: SOUHY) (South32) advises that the following documents in PDF format will be submitted to the National Storage Mechanism on 28 August 2025 and available for inspection at https://data.fca.org.uk/#/nsm/nationalstoragemechanism in due course: • 2025 Annual Report • Appendix 4D: Key to Disclosures These documents may be accessed via South32's website at https://www.south32.net/investors/annual-reporting-suite or www.south32.net. The 2025 Annual Report was uploaded to the Financial Conduct Authority in ESEF (European Single Electronic Format) format on 2 September 2025. About us 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 minerals and metals critical to the world's energy transition from operations across the Americas, Australia and Southern Africa and we are discovering and responsibly developing our next generation of mines. We aspire to leave a positive legacy and build meaningful relationships with our partners and communities to create brighter futures together. Investor Relations Media Relations Ben Baker Jamie Macdonald T +61 8 9324 9363 T +61 8 9324 9000 M +61 403 763 086 M +61 408 925 140 E Ben.Baker@south32.net E Jamie.Macdonald@south32.net Further information on South32 can be found at www.south32.net. JSE Sponsor: The Standard Bank of South Africa Limited 28 August 2025 Date: 28-08-2025 07:32:00 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.