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INTERIM DIVIDEND PAYABLE
Antofagasta PLC announced the Sterling and Euro equivalents for its final dividend of 16.6 US cents, following the half-year results announcement. The Sterling equivalent is 12.2636 pence per ordinary share, calculated using an exchange rate of £1 = US$1.3536. The Euro equivalent is 14.1662 Euro cents per ordinary share, based on an exchange rate of €1 = US$1.1718. The dividend payment is scheduled for September 30, 2025. Disclaimer*

About this update from Antofagasta Plc
NEWS RELEASE, 10 SEPTEMBER 2025 INTERIM DIVIDEND PAYABLE DIVIDEND NO. 60 - AMOUNT PAYABLE IN STERLING AND EURO Further to the half-year results announcement on 14 August 2025, the Sterling equivalent of the final dividend of 16.6 US cents will be 12.2636 pence per ordinary share, based on an exchange rate of £1 = US$1.3536, and the Euro equivalent will be 14.1662 Euro cents per ordinary share, based on an exchange rate of €1 = US$1.1718. Payment of the dividend is scheduled for 30 September 2025. Investors - London Media - London Rosario Orchard [email protected] Carole Cable [email protected] Robert Simmons [email protected] Telephone +44 20 7404 5959 Telephone +44 20 7808 0988 Media - Santiago Pablo Orozco [email protected] Carolina Pica [email protected] Telephone +56 2 2798 7000 Register on our website to receive our email alerts at the following address: https://www.antofagasta.co.uk/investors/news/email-alerts/