Nexa Resources S.A.

32 Mining operations 37 Smelting operations 88 Tailings Disposal 92 Commercial and Logistics 97 Energy 102 Capital expenditures 106 Environmental, social and governance (ESG) 107 Regulatory matters 115 II. Operating and financial review and prospects 124 Overview 124 Results of operations 134 Liquidity and capital resources 145 Risk management 152 III. Share ownership and trading 158 Major shareholders 158 Related party transactions 159 Distributions 161 Trading markets 163 Purchases of equity securities by the issuer and affiliated purchasers 164 IV. Corporate governance, management and employees 165 Corporate governance 165 Board of directors 170 Executive officers and Management committee 179 Executive and Director compensation 183 Employees 186 V. Additional information 188 Legal proceedings 188 Articles of association 191 Taxation 194 Exchange controls and other limitations affecting security holders 203 Evaluation of disclosure controls and procedures 204 Internal control over financial reporting 205 Principal accountant fees and services 206 Information filed with securities regulators 207 Glossary 208 Exhibits 211 Signatures 212 Nexa Resources S.A.