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A modern mining company Oz 18 February 2021 The Manager , Companies Australian Securities Exchange Companies Announcement Centre 20 Bridge Street Sydney NSW 2000 Dear Sir / Madam , OZ Minerals 2020 Annual and Sustainability Report OZ Minerals today announced its results for the full year ended 31 December 2020. Attached is the Appendix 4E and 2020 Annual and Sustainability Report including : • Sincerely , Directors ' Report Remuneration Overview and Report FY20 Financial Report Sustainability Report Michelle Pole Company Secretary and Senior Legal Counsel This announcement is authorised for market release by OZ Minerals ' Managing Director and CEO , Andrew Cole . OZ Minerals Limited | ABN : 40 005 482 824 | 2 Hamra Drive , Adelaide Airport South Australia 5950 T : +61 8 8229 6600 | F : +61 8 8229 6601 | info@ozminerals.com | www.ozminerals.com MINERALS