Antofagasta Investor Day

A RELIABLE TRACK RECORD Sustainable value & shareholder returns over the long term NET CASH COSTS Operating Cash Flow Sustainable value & shareholder returns over the long term Capital Allocation EBITDA & Margin c/lb 150. 140- 130- 120 120 110- 100 2016 45% 1,626 2016 53% 125 181 2017 EBITDA ($M) & MARGIN 2016 54% 2,586 2017 67% 129 502 2018 2017 47% 2,228 2018 85% 122 432 2019 2018 Net cash costs 49% 2,438 2019 TOTAL DIVIDENDS ($M) & PAY OUT RATIO 175 114 2019 2020 53% 2,739 2020 100% 539 115 2020 2021 HY 66% 2,357 2021 HY 35% 233 2021 HY 50

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