CHANGE TO BOARD COMMITTEE CHAIR

In accordance with UK Listing Rule 6.4.6, Antofagasta plc announces that Independent Non-Executive Director Eugenia Parot will replace Vivianne Blanlot as Chair of the Sustainability and Stakeholder Management Committee (the "Committee") with effect from 1 January 2025. Ms Blanlot will remain a member of the Committee. Ms Parot has been a member of the Committee since 2021.

Investors - London                                                                                 Media - London

Rosario Orchard                      rorchard@antofagasta.co.uk            Carole Cable            antofagasta@brunswickgroup.com

Robert Simmons                     rsimmons@antofagasta.co.uk          Telephone                 +44 20 7404 5959

Telephone                                  +44 20 7808 0988                                  

                                                                                                                  Media - Santiago

                                                                                                                  Pablo Orozco           porozco@aminerals.cl

                                                                                                                  Carolina Pica           cpica@aminerals.cl

        Telephone                 +56 2 27987000

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