Dividend Declaration

INTERIM DIVIDEND PAYABLE

DIVIDEND NO. 58 - AMOUNT PAYABLE IN STERLING AND EURO

Further to the half-year results announcement on 20 August 2024, the Sterling equivalent of the interim dividend of 7.9 US cents will be 6.0653 pence per ordinary share, based on an exchange rate of £1 = US$1.3025, and the Euro equivalent will be 7.1720 Euro cents per ordinary share, based on an exchange rate of €1 = US$1.1015.

Payment of the dividend is scheduled for 30 September 2024.

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 2798 7000

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