FINAL DIVIDEND PAYABLE

FINAL DIVIDEND PAYABLE

DIVIDEND NO. 61 - AMOUNT PAYABLE IN STERLING AND EURO

Further to the full-year results announcement on 17 February 2026, the Sterling equivalent of the final dividend of 48.0 US cents will be 35.5766 pence per ordinary share, based on an exchange rate of £1 = US$1.3492, and the Euro equivalent will be 40.8928 Euro cents per ordinary share, based on an exchange rate of €1 = US$1.1738.

Payment of the dividend is scheduled for 11 May 2026.

Investors - London Media - London

Rosario Orchard rorchard@antofagasta.co.uk Sara Powell antofagasta@fticonsulting.com

Robert Simmons rsimmons@antofagasta.co.uk Ben Brewerton

Telephone +44 20 7808 0988 Nick Hennis

Telephone +44 20 3727 1000 

Media - Santiago

Pablo Orozco porozco@aminerals.cl

Carolina Pica cpica@aminerals.cl

Telephone +56 2 2798 7000

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