Antofagasta Investor Update

Our people Promoting diversity and inclusion Female employee participation¹ 8.4 2017 8.9 8.6 2018 9.5 2019 14.7 1 Direct employees only. Excludes contractors 12.4 2020 17.2 2021 Antofagasta Chilean mining industry Target achieved one year early SENTINELA PODS Antofagasta plc | 2022 BofA Global Metals, Mining & Steel Conference 8

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