#1ANTOFAGASTA PLC Developing mining for a better future 2021 HY Results | 19th August 2021#2Cautionary statement ANTOFAGASTA PLC This presentation has been prepared by Antofagasta plc. By reviewing and/or attending this presentation you agree to the following conditions: This presentation contains forward-looking statements. All statements other than historical facts are forward-looking statements. Examples of forward- looking statements include those regarding the Group's strategy, plans, objectives or future operating or financial performance; reserve and resource estimates; commodity demand and trends in ommodity prices; growth opportunities; and any assumptions underlying or relating to any of the foregoing. Words such as "intend", "aim", "project", "anticipate", "estimate", "plan", "believe", "expect", "may", "should", "will", "continue" and similar expressions identify forward-looking statements. Forward-looking statements involve known and unknown risks, uncertainties, assumptions and other factors that are beyond the Group's control. Given these risks, uncertainties and assumptions, actual results could differ materially from any future results expressed or implied by these forward-looking statements, which apply only as of the date of this presentation. Important factors that could cause actual results to differ from those in the forward-looking statements include: global economic conditions; demand, supply and prices for copper; long-term commodity price assumptions, as they materially affect the timing and feasibility of future projects and developments; trends in the copper mining industry and conditions of the international copper markets; the effect of currency exchange rates on commodity prices and operating costs; the availability and costs associated with mining inputs and labour; operating or technical difficulties in connection with mining or development activities; employee relations; litigation; and actions and activities of governmental authorities, including changes in laws, regulations or taxation. Except as required by applicable law, rule or regulation, the Group does not undertake any obligation to publicly update or revise any forward-looking statements, whether as a result of new information, future events or otherwise. Certain statistical and other information about Antofagasta plc included in this presentation is sourced from publicly available third party sources. Such information presents the views of those third parties and may not necessarily correspond to the views held by Antofagasta plc. This presentation is for information purposes only and does not constitute an offer to sell or the solicitation of an offer to buy shares in Antofagasta plc or any other securities in any jurisdiction. Further it does not constitute a recommendation by Antofagasta plc or any other person to buy or sell shares in Antofagasta plc or any other securities. Past performance cannot be relied on as a guide to future performance. 2#3Agenda 1 Overview 2 Financial review 3 Sustainability performance 4 Growth opportunities and investment case 32052208 3#4A ANTOFAGASTA PLC Overview 2021 HY Results Iván Arriagada | Chief Executive Officer#51 2 2021 HY highlights Strong financials, reflecting improved copper price Safety LTIFR¹: 1.28 ↑ Copper production 361,500 tonnes in line with guidance Financial results EBITDA: $2,357m ↑ EBITDA margin²: 66% EPS: 67.5 c/share ↑ Net cash costs $1.14/lb below guidance Lost Time Injury Frequency Rate. The number of accidents with lost time during the year per million hours worked EBITDA Margin calculated as EBITDA/Revenue. If Associates and JVs revenue is included EBITDA margin was 62.1% ANTOFAGASTA PLC Balance sheet and dividend Net cash of $701m ↑ Cash flow from operations of $2.5bn Interim dividend 23.6 c/share ↑ Growth projects Los Pelambres Expansion Zaldívar Chloride Leach Esperanza Sur pit LO 5#62021 guidance Antucoya & Zaldívar Centinela 725 120 248 Los Pelambres 358 2018 Copper production (kt) 770 130 277 363 2019 734 127 247 360 2020 Revised Guidance 710-740 361 60 132 169 2021 H1 ANTOFAGASTA PLC Copper production 710-740,000 tonnes Bottom end of range based on assumption that there is minimal precipitation for the rest of 2021 Net cash costs $1.25/lb Assuming by-product prices and FX rate remain at similar levels to H1 Capital expenditure $1.6 billion Opportunities to accelerate execution of selected capital expenditure programmes under review 6#7Precipitation and water contained - Mauro tailings dam Volume (Mm³) 12 10 8 4 2 Water situation at Los Pelambres Unprecedented dry conditions, with almost no precipitation X 0 10.6 9.73 Jan-16 10.3 8.6 Jan-17 10.3 8.3 7.4: Jan-18 Precipitation (mm) 9.3 9.5 7.4 6.4 Jan-19 5.6 ...... The Mauro dam water volume has fallen to its lowest level ever 4.9 J.. 3.1 2.1 Jan-20 4.3 3.0 *3.0 Water volume (Mm³) 1.9 1.0 Jan-21 1.2 250 200 150 100 50 0 Precipitation (mm) Fresh water Desalination Plant Concentrator From H2 2022 Water flow Recycled water flow Thickeners Recycled water Tailings disposal ANTOFAGASTA PLC Losses A lot of work has been done over the years to increased recycled water efficiency, including reducing the water in the tailings and evaporation losses 7#8Mining royalty ● Draft legislation approved by lower house (May) • Senate is taking the time for a considered debate Evidence requested from many parties Amended draft being prepared ● ANTOFAGASTA PLC ● • The stated intention is to complete this legislation before the end of the year#9» Financial review 2021 HY Results ANTOFAGASTA PLC Mauricio Ortiz| Chief Financial Officer 466#101 2021 HY financial highlights Strong EBITDA margin and cash flow Revenue $3,591m ↑ 68% Earnings per share 67.5 c/share ↑ 54 cents Net cash costs $1.14/lb below guidance Financial strength Net cash $701m Cash flow from operations $2.5bn EBITDA margin calculated as EBITDA/Group revenue. If Associates and JVS revenue is included EBITDA margin was 62.1% EBITDA and EBITDA margin¹ $2,357m 个 133% 65.6% ↑ 18 ppt Dividends per share ANTOFAGASTA PLC Interim dividend 23.6 cps Payout ratio of 35% 10#11Operating performance Group production of 361,500 tonnes at $1.14/lb Los Pelambres Cu production 169,300 t Net cash costs $0.83/lb 1 Group's 50% share Centinela Cu production 132,100 t Net cash costs $1.08/lb Antucoya Cu production 39,500 t Cash costs $2.04/lb Zaldívar Cu production¹ 20,600 t Cash costs $2.46/lb ANTOFAGASTA PLC Transport Tonnage transported 3,192 kt 11#121 Production and cash costs Copper Production kt Cash costs by cost type $/lb Cost and Competitiveness Programme 371.7 kt HY 2020 $1.51/lb 0.17 (14.4) Grades Pre-credit FX & Inflation HY 2020 0.11 10.9 Throughput -10.3 kt (-3%) $0.22/lb (15%) 0.03 (11.0) Recovery (0.03) Lower Materials Increased grades and movement throughput recoveries (0.04) 3.5 Work-in-progress & inventories CCP savings¹ (0.01) Others 0.7 ROM/Others $1.73/lb (0.59) Pre-credit By-products HY 2021 credits ANTOFAGASTA PLC 361.5 kt HY 2021 $1.14/lb Net cash cost HY 2021 12#131 2 EBITDA EBITDA¹ and margin² 2020 HY versus 2021 HY $ million and % 47%² $1,013m 2020 HY EBITDA (85) Sales volumes and TC/RCS 1,520 Realised prices (111) Mining costs + 18.3 ppt +$1,344m (8) Exploration & evaluation (10) Corporate cost & non operating expenses Results of continuing operations only and includes EBITDA from Associates and JVs Calculated as EBITDA/Group revenue. If Associates and JVs' revenue is included the EBITDA margin was 62.1% in 2021 and 44.1% in 2020 30 Associates & JVs 9 Transport division 66%² $2,357m 2021 HY EBITDA ANTOFAGASTA PLC 13#14Net earnings Net earnings 2020 HY versus 2021 HY $ million $135m 2020 HY Net earnings including exceptional items 40 Exceptional items 1 Excludes Associates and JVs' EBITDA 2 Includes foreign exchange adjustments $175m 2020 HY Net earnings continuing operations 1,314 EBITDA from subsidiaries¹ 14 Depreciation and amortisation 22 +$490m Associates and JVs (34) Net finance costs² (500) Tax (326) Non-controlling interests $665m ANTOFAGASTA PLC 2021 HY Net earnings 14#15Balance sheet Net cash / (debt) and Net debt/EBITDA ratio $ million and times 1 2 $312m (0.15x) ratio ¹1 $(82)m Net cash Net cash (debt) (debt) - ex sub debt 31 Dec 2020 31 Dec 2020² 2,284 EBITDA from subsidiaries 177 Working capital Net debt/EBITDA ratio Subordinated debt: $373 million end June 2021, $394 million end 2020 (348) Tax +$783m (782) (27) Capex Net interest (68) Other non- cash movements 65 Dividends from associates (518) Dividends Net cash $701m Net cash (debt) 30 Jun 2021 ANTOFAGASTA PLC $1,074m Net cash (debt) - ex sub debt 30 Jun 2021² 15#16Capital allocation drives decision making Operating Cash Flow Sustaining Capex & Mine Development Committed Dividends (35% pay-out) Growth Capex Strong Balance Sheet Excess Cash Dividend ↓ Debt Repayment Copper Price ● Balance Sheet ● DECISION FACTORS ● Economic outlook Stress test forecasts at various copper prices Free Cash Flow Capex • Future free cash flow generation Cash buffer ● ANTOFAGASTA PLC Debt structure • Strong liquidity Upcoming capital expenditure Approved and under study projects 2021 interim dividend of $233 million representing 35% of net earnings Any excess cash will be distributed as part of the final dividend 16#171 Capital expenditure Investing through the cycle Capital expenditure¹ $ million $899m 276 32 221 371 2017 $873m 144 68 310 352 2018 $1,079m 279 61 392 347 2019 $1,306m 571 37 341 357 2020 $782m 398 132 17 236 2021 HY Figures are based on cash flow and exclude Zaldívar. Attributable Zaldívar capital expenditure was $51m in 2017, $52m in 2018, $45m in 2019, $74 in 2020 and $35 in 2021 HY. Guidance $1.6bn 890 70 265 375 2021E Growth ANTOFAGASTA PLC Transport & corporate Sustaining (Mining) Mine development 17#18ANTOFAGASTA PLC Sustainability performance 2021 HY Results René Aguilar Vice President of Corporate Affairs and Sustainability 18#19Safety The safety of our people is our top priority 1.61 2 2016 Note: 2021 fatality was in July 1.53 0 2017 316 1.59 1 2018 217 1.01 0 2019 86 0.86 0 2020 Fatalities Lost Time Injury Frequency Rate (LTIFR) High Potential Incidents (HPI) 29 1.28 1 2021 HY ANTOFAGASTA PLC High Potential Incidents (HPIs) are leading indicators of the effectiveness of safety controls and facilitate the early introduction of improvements to prevent serious accidents 19#201 2 2021 HY sustainability performance Commitment to communities and the environment Climate change TCFD New targets on GHG emissions 30% reduction by 2025¹ Carbon neutral by 2050 The Company is fully implementing the TCFD recommendations Progress report will be released shortly Renewable energy Expect 100% renewable by-end 2022 Zaldívar: 100% since 2020 Copper Mark² Centinela Zaldívar Los Pelambres Antucoya 2020 base An international assurance framework to promote responsible production practices Awarded in July Expected in Sept Applying shortly Applying shortly Water ● Communities ● ● Mitigating water shortage at Los Pelambres with desalination plant in H2 2022 Progressing water permit extension at Zaldívar ANTOFAGASTA PLC Proactive and transparent dialogue Community digital integration COVID-19 fund 20#21A Growth opportunities and investment case 2021 HY Results ANTOFAGASTA PLC Iván Arriagada| Chief Executive Officer#22Copper market Short term Global economic recovery underway, subject to pandemic Fiscal and monetary stimulus in many countries China still very important but considerable demand growth expected from Europe and North America ■ ■ ■ ■ Small market deficit is expected in 2021 Spot TC/RCs remain low and below annual contract levels Longer term factors remain supportive Structural acceleration driven by decarbonisation Urbanisation in key developing countries Grades continue to decline New projects facing more regulatory uncertainties and environmental restrictions Supply gap expected as supply growth slows relative to demand ■ Urbanisation c/lb 550 500 450 400 350 300 250 200 150 Dec 16 Renewable energy Copper price and exchange stocks Jun 17 Dec 17 Stocks LME Jun 18 Dec 18 Stocks CMX Jun 19 Dec 19 MINERALS Jun 20 Stocks Shanghai Electromobility * Julius Bar Julis Bir ANTOFAGASTA MINERALS Dec 20 ANTOFAGASTA PLC a LME Price Jun 21 RAGON M Asoc Thousand Tonnes 1,000 800 600 400 200 0 22#23Growth opportunities Organic Growth Other Growth 1 Revised January 2021 2 2014 Prefeasibility study 3 2018 Feasibility study 2020 2021 LOS PELAMBRES EXPANSION - PHASE 1 (in construction) Cu +60 ktpa | Capex $1.7 bn¹ (including desalination plant) ESPERANZA SUR PIT (in construction) Cu +10-15 ktpa | Capex $0.17bn³ ZALDÍVAR CHLORIDE LEACH (in construction) Cu +10-15 ktpa | Capex $0.19 bn5 4 2015 Prefeasibility study 5 100% basis 6 2018 Prefeasibility study 2022 TWIN METALS (in FS stage) Cu Eq +65 ktpa6 2023 EXPLORATION FOCUSING ON THE AMERICAS 2024+ PHASE 2 (in FS stage) Cu +35 ktpa | Capex $0.5 bn² 15 year LOM extension CENTINELA 2ND CONCENTRATOR (in FS stage) Cu eq +180 ktpa | Capex $2.7 bn4 ANTOFAGASTA PLC 23#24Los Pelambres Expansion - Phase 1 52% complete Desalinated water system Marine Works progress over 60% in Discharge and Intake tunnels Desalination plant civil works close to completion ● ● Growth projects update Concentrator New flotation circuit being erected • Stockpile expansion completed ● Zaldívar Chloride Leach 3600001 76% complete Chlorine corrosion-resistant materials installed in three of four solvent extraction (SX) trains New reagents facilities and washing ponds on schedule Centinela Esperanza Sur Pit ● ● ● Pre-stripping completed in July First autonomous trucks arrived in June Operating autonomy tests start in September Centinela Second concentrator ● ANTOFAGASTA PLC ● EIS update approved and SERNAGEOMIN critical permits granted Started detailed engineering for concentrator EPC Bidding processes for new tailings storage facility, water pipeline and other infrastructure are in progress 24#25Transformational innovation Our "Operation of the Future" vision Mine New Ways to Operate (sustain competitive position) New Ways to Develop Mining (leverage growth) Planning Dynamic and intelligent planning New planning models 6606 Autonomous operations Asset reliability and maintenance efficiency Alternative transportation systems In-situ recovery processes Plant Selective exploitation through mineral characterization Automated operations Full processing capacity Alternative recovery processes Minimize Tailings and Dump Footprints Water use reduction - Waste and emissions reduction Carbon Neutrality, Higher Energy Efficiency and Water Supply Innovation ANTOFAGASTA PLC Integrated and Remote Management Remote operation Data-driven decision making Regional integrated operation District Development - satellite deposits with shared infrastructure Involved and integrated communities 25#26Our priorities for 2021 and beyond + Commitment to zero fatalities and protecting employees and communities from COVID-19 F ANTOFAGASTA PLC Embed climate change and sustainability strategy across all decision making and update climate change targets Maintaining operating resilience and flexibility Continuous productivity improvements to optimise margins Advancing our growth projects and innovation portfolio Returns to shareholders 26#27Sustainability ● ● ● Investment case Responsible copper producer ● Zero fatalities culture Safety and health model Environment stewardship Community relations and shared development Culture and labour relations Robust governance High quality assets Strong and growing production ● ● Large resource base Low cost and long-life assets Four mines in two "world- class" districts in Chile DONE GASTA MINERALS OLIBDENO BUR 000056 Operating efficiency • Constant focus on unit costs Continuous productivity improvement • Cost and Competitiveness Programme Innovation for long term gains ● - ● ANTOFAGASTA PLC Financial position • Strong balance sheet Healthy cash flows Disciplined capital allocation and shareholder returns ● 27#28ANTOFAGASTA PLC Appendix ANUN ATENCION 28#291 2 3 Antofagasta at a glance Group 65% owned by Luksic Group, 35% free float • Market cap: $20.4 billion (August 17th 2021) FTSE 100 ● ● Mining division¹ Top 10 copper producer • High quality assets with significant potential production growth Copper production: 733,900 tonnes • Gold production: 204,100 oz Molybdenum production: 12,600 tonnes • Net cash costs: $1.14/lb All operations in Chile ● ● ● Transport division¹ Provides rail and road cargo services in Chile's Antofagasta Region • Total tonnage transported: 6.4 million tonnes ● 2020 figures From 31 December 2020 As of 31 December 2020 on 100% basis ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● Antucoya 70% owned Copper production¹: 79,300 t Remaining mine life²: 19 years Reserves³: 711 million t @ 0.32% Cu Centinela 70% owned Copper production¹: 246,800 t Remaining mine life²: 47 years Reserves³: 2.1 billion t @ 0.41% Cu Zaldívar 50% owned, operator Copper production¹: 48,200 t (50%) Remaining mine life²: 15 years Reserves³: 468 million t @ 0.45% Cu Los Pelambres 60% owned Copper production ¹: 359,600 t Remaining mine life²: 14 years Reserves³: 1.0 billion t @ 0.59% Cu, 0.020% Mo and 0.05g/t Au Santiago#301 Revenue Revenue 2020 HY versus 2021 HY $ million $2,139m HY 2020 Excludes Zaldívar and JVs 1,401 Copper price (118) Copper sales +$1,452m 128 By-products 24 TC/RC 17 Transport division $3,591m HY 2021² ANTOFAGASTA PLC 30#311 Cash flow Cash flow in 2021 HY¹ $ million $3,673m 2,284 Excludes Zaldívar and JVs 177 Cash at EBITDA from Working 1 Jan 2021 Subsidiaries Capital (348) Tax (782) Capex +$567m (27) (271) Net Net Interest borrowings 65 (518) (13) Dividends Dividends Others from associates $4,240m Cash at 30 Jun 2021 ANTOFAGASTA PLC 31#322021 HY production cost breakdown 1.86 Others 7% THO Other inputs 10% $1,481m 4% Sulphuric acid 6% Fuel and Lubricants Materials and spare parts 1.14 0.59 Net Cash By-products Cost HY credits 2021 1.73 Gross Cash Cost HY 2021 (0.20) 0.33 TC/RC & Mine Production Comm. development, Cost HY 2021 Inventory variation & IFRS 16 Energy 13% 15% Labour 14% ANTOFAGASTA PLC 13% 17% Services Maintenance services 32#33Production and metals prices Group production Copper ('000 tonnes) Los Pelambres Centinela Concentrates Centinela Cathodes Antucoya Zaldívar Group total Gold ('000 ounces) Los Pelambres Centinela Group total Molybdenum ('000 tonnes) Los Pelambres Centinela Group total 1 Guidance January 2021 2 Revised Guidance August 2021 2018 2019 2020 2021 HY 2021E¹ 357.8 363.4 359.6 169.3 340-350 155.5 195.5 153.5 90.4 92.5 81.1 93.3 41.7 72.2 71.9 79.3 58.1 48.2 39.5 20.6 770.0 733.9 361.5 710-740² 75-80 45-50 47.3 725.3 2018 2019 2020 2021 HY 2021E¹ 63.2 59.7 60.3 28.0 50-60 146.9 222.6 143.7 92.5 190-200 210.1 282.3 204.1 120.5 240-260 270-280 2018 2019 2020 2021 HY 2021E¹ 13.3 0.3 13.6 11.2 0.4 11.6 10.9 1.7 12.6 5.1 8.0-9.0 1.5-2.0 0.7 5.8 9.5-11.0 Metal prices Copper ($/lb) Realised LME Gold ($/oz) Realised Market Molybdenum ($/lb) Realised Market 2018 2019 2.81 2.96 2018 2.75 2.72 2019 2020 2021 HY 2.98 4.42 2.80 4.13 12.4 10.8 11.9 11.4 ANTOFAGASTA PLC 2020 2021 HY 1,256 1,416 1,797 1,776 1,270 1,393 1,770 1,808 2018 2019 2020 2021 HY 8.8 8.7 16.1 12.7 33#34123 Unit cash costs Group cash costs Group cash costs ($/lb) Los Pelambres Centinela Antucoya Zaldívar² Cash costs before by-products credits ($/lb) By-products credits ($/lb) Net cash costs ($/lb) Los Pelambres cash costs ($/lb) Cash costs before by-products credits ($/lb) By-products credits ($/lb) Net cash costs ($/lb) Centinela cash costs ($/lb) Cash costs before by-products credits ($/lb) By-products credits ($/lb) Net cash costs ($/lb) 2018 1.52 1.89 1.99 1.94 1.72 (0.43) 1.29 2018 1.52 (0.61) 0.91 2018 1.89 (0.38) 1.51 2019 1.40 1.83 2.17 1.75 1.65 (0.43) 1.22 2019 2019 1.83 (0.57) 1.26 2020 Guidance January 2021. Assumptions: CLP/USD 780, gold $1,700/oz, molybdenum $8.5/lb. Attributable share Confirmed August 2021 1.40 1.27 1.51 (0.49) (0.46) (0.68) 0.91 0.81 0.83 2021 HY 2021E¹ 1.27 1.51 1.85 1.80 1.82 2.04 1.80 2.46 1.56 1.73 (0.42) (0.59) 1.14 1.14 2020 2021 HY 2021E¹ 2020 1.45 1.75 1.80 1.75 1.65 (0.40) 1.25³ 1.45 (0.40) 1.05 2021 HY 2021E¹ 1.85 1.75 1.80 (0.58) (0.72) (0.60) 1.27 1.08 1.15 ANTOFAGASTA PLC 34#35Reserves and resources as of 31 December 2020 Ore reserves Los Pelambres Centinela Concentrates (Sulphides) Centinela Cathodes (Oxides) Centinela Total Antucoya Total Group Joint Ventures Zaldívar Total Group Ore Reserves Mineral resources (including ore reserves) Los Pelambres Centinela Concentrates (Sulphides) Centinela Cathodes (Oxides) Antucoya Polo Sur Penacho Blanco Mirador Los Volcanes Brujulina Sierra Twin Metals Group Joint Ventures Zaldívar Total Group Measured + Indicated Inferred Total Group Mineral Resources (including ore reserves) Tonnage (millions tonnes) 2019 2020 1,010.5 1,738.1 323.9 2,062.0 710.7 3,783.2 467.5 4,250.7 6,046.1 4,126.0 474.2 1,235.8 1,657.0 340.2 92.3 1,904.2 87.2 52.0 2,509.1 1,268.8 11,070.6 8,722.3 19,792.8 1,072.0 1,829.4 325.5 2,154.9 687.0 3,913.9 568.5 4,482.4 6,061.5 4,191.6 519.2 1,200.8 1,514.5 340.2 68.5 1,904.2 87.2 52.0 2,509.1 1,323.0 10,987.0 8,784.6 19,771.6 Copper (%) 2020 0.59 0.41 0.40 0.41 0.32 0.44 0.45 0.44 0.50 0.38 0.37 0.30 0.33 0.37 0.30 0.50 0.49 0.69 0.52 0.39 0.45 0.42 0.44 2019 0.60 0.42 0.41 0.41 0.33 0.45 0.43 0.45 0.50 0.38 0.39 0.31 0.34 0.37 0.30 0.50 0.49 0.69 0.52 0.40 0.46 0.43 0.44 Molybdenum (%) 2020 0.020 0.012 0.017 0.012 Nickel (%) 0.17 2019 0.020 0.012 0.017 0.012 0.17 Gold (g/t) 2020 0.05 0.14 0.05 0.03 2019 0.05 0.14 0.05 0.13 Total precious metals (g/t Au+Pt+Pd) 0.47 0.47 Attributable Tonnage (millions tonnes) 2020 2019 606.3 1,216.7 226.7 1,443.4 497.5 2,547.2 233.7 2,780.9 3,627.6 2,888.2 331.9 865.0 1,657.0 173.5 85.2 971.1 44.5 52.0 2,085.0 634.4 7,728.7 5,686.9 ANTOFAGASTA PLC 13,415.6 643.2 1,280.6 227.9 1,508.4 480.9 2,632.5 284.2 2,916.8 3,636.9 2,934.1 363.4 840.6 1,514.5 173.5 63.5 971.1 44.5 52.0 2,085.0 661.5 7,586.6 5,753.9 13,340.5 35#36Antofagasta contacts M Andrew Lindsay Director, London Office ANTOFAGASTA PLC [email protected] Tel: +44 20 7808 0988 A ANTOFAGASTA PLC Rosario Orchard Investor Relations Manager [email protected] Tel: +44 20 7808 0988 ANTOFAGASTA PLC 36#37ANTOFAGASTA PLC ASSO ANTOFAGASTA IS A CHILEAN COPPER MINING GROUP des g துண்டிவ b G SAD Sorry Potter - Ma An Up Papet KOM 2 NEW 90% OF OUR REVENUE AND EBITDA IS FROM MINING TOWAR HORO www.antofagasta.co.uk 809.5GBp-1.2% 2016 PRELIMINARY RESULTS PRESENTATION EN