Antofagasta Investor Day Presentation Deck

SAFETY The safety of our people is our top priority Another year of record safety performance 31 months with no fatal accidents LTIFR¹ 0.86 Lost Time Injury Frequency Rate Safety performance: Fatalities and LTIFR 1.61 2 2016 1.53 1.59 1 ANTOFAGASTA PLC 1.01 0.86 2017 2018 2019 2020 Lost Time Injury Frequency Rate (LTIFR)¹ Fatalities 1 Number of accidents with lost time per million hours worked

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