Antofagasta Investor Conference Presentation Deck

Diversity and inclusion Promoting inclusive workspaces 8.4 ● Proportion of women 8.9 8.6 9.5 14.7 12.4 17.4 2017 2018 2019 2020 2021 Antofagasta Chilean mining industry We exceeded our target one year early, of doubling the participation of women since 2018 Apprenticeship programmes MEN New Ways of Working Antofagasta plc | 2022 BMO Global Metals & Mining Conference 9

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