Endeavour Silver Corp. · TSX:EDR

Endeavour Silver — Investor Presentation (May 2025)

42 slides from Endeavour Silver's investor presentation, May 2025

  1. Slide 1: Growth on the Horizon

    Growth on the Horizon May 2025 November 2024 TSE: EDR | NYSE: EXK TSX: EDR | NYSE: EXK www.edrsilver.com

  2. Slide 2: Cautionary Note

    Cautionary Note This presentation contains “forward-looking statements” within the meaning of the United States Private Securities Litigation Reform Act of 1995 and "forward-looking information" within applicable Canadian securities legislation. Such forward-looking statements and information herein

  3. Slide 3: Non-IFRS Financial Measures

    Non-IFRS Financial Measures The Company has included certain performance measures that are not defined under International Financial Reporting Standards (IFRS). The Company believes that these measures, in addition to conventional measures prepared in accordance with IFRS, provide investors an impro

  4. Slide 4: Investor Highlights

    Investor Highlights MID-TIER BUILDING SIGNIFICANT LEADING STRATEGICALLY SILVER MEXICO’S NEXT ORGANIC SILVER ACQUIRING KEY PRODUCER SILVER MINE GROWTH LEVERAGE ASSETS Two high grade, Terronera is Best organic Pure precious Opportunistic underground scheduled for wet growth profile in metals producer

  5. Slide 5: 2025 Outlook – Core Assets Focused in Mexico

    2025 Outlook – Core Assets Focused in Mexico Exploration Operation Development 2023 CONSOLIDATED OUTLOOK (3) Parral Project Guanacevi Mine 2025 CONSOLIDATED OUTLOOK (2) (3) Chihuahua State, Mexico Durango State, Mexico 4.5 – 5.2 Moz $25 - $26/oz Silver Production All-in Sustaining Costs, Net of Gold

  6. Slide 6: Recent Developments

    Recent Developments STEADY MOMENTUM WITH Q1 2025 PRODUCTION • Consolidated production was 1,205,793 oz Ag and 8,338 oz Au • Silver equivalent(1) production of 1.9 million oz Guanacevi Bolanitos 33% 67% TERRONERA CONSTRUCTION UPDATE(3) • Final construction phase • Producing first batch of concentrate

  7. Slide 7: Kolpa Mine

    Kolpa Mine Peru 40% Ag 60% Pb Zn Cu 2024 Metals Mix Production • 2016-2023: 9.1 Moz Ag, 100.1 kt Pb, 79.1 kt Zn, 4.1 kt Cu • 2024: 2.0 Moz Ag, 19.8 kt Pb, 12.6 kt Zn, 0.5 kt Cu (5.1 Moz AgEq) TSX: EDR | NYSE: EXK 7 1. Full details in the appendix, under Reserves and 7 Resources

  8. Slide 8: Strategic Acquisition of Endeavour’s Third Producing Mine

    Strategic Acquisition of Endeavour’s Third Producing Mine CONSISTENT WITH PLAN TO BECOME SENIOR SILVER PRODUCER • Fully funded operating silver asset, expected to increase Endeavour’s production profile by up to 5.1 Moz AgEq, assuming continued production at Kolpa is consistent with 2024 production

  9. Slide 9: Kolpa Project Overview

    Kolpa Project Overview (1) • Huachocolpa District, Huancavelica, Peru • 490 km SE of Lima Location • Avg elevation: 4,400 metres above sea level • 143 mining rights covering 25,177 ha of Land Package effective area and one beneficiation concession covering 366 ha • Silver polymetallic mineralization

  10. Slide 10: Guanacevi Mine

    Guanacevi Mine Durango 80% Ag 20% Au 2024 Mine Plan Metals Mix Production • 2005 - 2023: 53.5M oz Ag, 135k oz Au • 2024: 4.0M oz Ag, 13.8k oz Au Reserves(1) : • Proven – 0.2 million tonnes at 506 g/t AgEq containing 3.3 million AgEq oz. • TSX: Probable – 0.3 million tonnes at 414 g/t AgEq TSX: conta

  11. Slide 11: Guanacevi – Q1 Production On Track

    Guanacevi – Q1 Production On Track Q1 2025 PRODUCTION AgEq Quarterly Production (oz)(1) Production in line with plan and continues at full capacity with slightly lower silver and gold grades. 1 665 648 1 535 161 1 334 447 THROUGHPUT AND GRADE IN LINE WITH PLAN 995 146 928 557 Supplies of local third

  12. Slide 12: Guanacevi – Delivering High Grade Drill Results

    Guanacevi – Delivering High Grade Drill Results PROLIFIC AREA CONTINUITY TO THE EAST POTENTIAL Situated along prolific Intersecting excellent Connecting El Curso to One continuous orebody Santa Cruz vein 15 km results with step-out Porvenir Dos - comparable to original long, producing in area holes

  13. Slide 13: Bolanitos Mine

    Bolanitos Mine Guanajuato 80% Au 20% Ag 2024 Mine Plan Metals Mix Production • 2007 - 2023: 17.4M oz Ag, 361.9k oz Au • 2024: 0.5M oz Ag, 25.2k oz Au Reserves(1) : • Proven: 0.08 million tonnes at 259 g/t AgEq containing 0.6 million AgEq oz • Probable: 0.3 million tonnes at 222 g/t AgEq containing 2

  14. Slide 14: Bolanitos – Maintaining Steady Performance

    Bolanitos – Maintaining Steady Performance AgEq Quarterly Production (oz)(1) Q1 2025 PRODUCTION Silver production was consistent with plan, while gold production slightly below plan due to lower gold grades. 605 028 621 292 622 779 621 972 538 386 FREE CASH FLOW Bolanitos provides optionality to the

  15. Slide 15: Terronera Project

    Terronera Project Jalisco 60% Ag 40% Au Reserve Metals Mix • Endeavour’s next core asset • Full commissioning anticipated Q2 2025 • 2 defined mineralization areas: • Terronera • La Luz • Proposed LOM + 10 years (optimized scenario) • TSX: Probable Reserves(1) : TSX: • EDR 7.4 million tonnes at 374 g

  16. Slide 16: Terronera – Mexico’s Next Silver Mine

    Terronera – Mexico’s Next Silver Mine CONSTRUCTION NEARLY COMPLETE ALMOST 100% ORGANIC GROWTH • Endeavour’s largest mine and next operating mine • 10 years of technical work has prepared the project for construction including 6 technical reports (105,000 m of drilling) EXPECTED TO NEARLY DOUBLE PROD

  17. Slide 17: Terronera – Project Details

    Terronera – Project Details FULL COMISSIONING ESTIMATED EARLY Q2 2025 • Focus remains on tailing filter electrical, mechanical installations and pipeline connections • Ramp-up Q2 2025 SENIOR SECURED DEBT FACILITY(1) • Principal: $120 million • Term: 8.5 years; grace period during construction • Cost

  18. Slide 18: Terronera – Construction Update

    Terronera – Construction Update(1) ON TRACK FOR WET COMMISSIONING IN EARLY Q2 • Current capital expenditures are approximately $302 million as of December 31, 2024. Management estimates total project spend of $332 million.(1) UNDERGROUND MINE DEVELOPMENT • 7,239 metres of mine development completed

  19. Slide 19: Final Stages of Construction

    Final Stages of Construction TSX: EDR | NYSE: EXK Concentrate filter pre-commissioning has started 19

  20. Slide 20: Terronera - Exploration Opportunities

    Terronera - Exploration Opportunities TERRONERA PROJECT SURFACE VIEW TERRONERA VEIN • Endeavour controls 25 concessions totaling 20k • The Terronera vein holds over 90% of the defined reserve hectares • Inferred envelope is open along strike and at depth • +50 mines on +50 known veins • Thick veins

  21. Slide 21: Pitarrilla Project

    Pitarrilla Project Durango 60% Ag 40% Pb Zn Resource metals mix • Acquired from SSR Mining in July 2022 • Silver dominant project with extensive historical database and comprehensive work completed to date : • SSR invested $140 million to advance the project since 2002 TSX: • +225,000 metres in dril

  22. Slide 22: Pitarrilla – One of the World’s Largest Undeveloped Silver Projects

    Pitarrilla – One of the World’s Largest Undeveloped Silver Projects ENHANCES ORGANIC GROWTH PROFILE ORGANIC GROWTH POTENTIAL • • Complimentary to regional existing platform in Mexico Provides both open pit and underground optionality SUPPORTED BY LARGE RESOURCE • Maintains growth portfolio geared to

  23. Slide 23: Pitarrilla – Exploration Supports Underground Mining Potential

    Pitarrilla – Exploration Supports Underground Mining Potential PITARRILLA CROSS SECTION PITARRILLA PLAN VIEW • Underground exploration ramp extended over 1.3km, lying • Confirmed management’s geological interpretation and directly above the manto identified at least four structures extending through

  24. Slide 24: Pitarrilla – Summary of Historically Contemplated Operations

    Pitarrilla – Summary of Historically Contemplated Operations 2009 PFS(1,3) MODELLED ON AN UNDERGROUND MINE • 4,000 tpd mining operation over 12-year mine life ENDEAVOUR SILVER IS EVALUATING THE BUSINESS • Targets sulphides beyond the limits of conceptual OP mine CASE FOR AN UNDERGROUND MINE FOCUSED

  25. Slide 25: Pitarrilla – Opportunity & History of the Project

    Pitarrilla – Opportunity & History of the Project Focus pivots to expanding resources with evaluation of open-pit SSR shifts focus of the project to reducing concepts following surge in silver price initial capex and maximizing returns Pre-feasibility study Feasibility study Scoping study completed

  26. Slide 26: Sector Leading Organic Growth Strategy

    Sector Leading Organic Growth Strategy OPERATIONS Guanacevi Bolanitos 2025E production 3.9 – 4.4 Moz Ag, 11 – 13.5 koz Au 0.6 – 0.8 Moz Ag, 19.5 – 20.5 koz Au Terronera DEVELOPMENT Next core asset in Jalisco, near LOM production of 7.0 million oz AgEq Puerto Vallarta on 200 km2 land over the next fe

  27. Slide 27: Shareholder Information

    Shareholder Information CAPITAL STRUCTURE KEY DATA Issued/outstanding* 262.3 million Exchange listings NYSE:EXK, TSX:EDR, FSE:EJD Potentially dilutive units* 4.8 million Working capital US$79 million Total diluted shares* 257.5 million Cash position US$106 million Recent closing price – NYSE (April

  28. Slide 28: Focused on Becoming a Premier Senior Silver Producer

    Focused on Becoming a Premier Senior Silver Producer Optimize Extend Mine Develop Advance Growth Grow Through Operations Lives Terronera Pipeline M&A TSX: EDR | NYSE: EXK Focus on delivering mine Complete construction Drill world class Pitarrilla Acquire new mines that Continue exploration free cash

  29. Slide 29: Appendix

    Appendix Endeavour Silver Suite 1130-609 Granville Street Vancouver, BC Canada V7Y 1G5 TF: 1 877 685 9775 P: 604 685 9775 info@edrsilver.com Allison Pettit Director, Investor Relations TSX: apettit@edrsilver.com TSX: EDR EDR | NYSE: | NYSE: EXK EXK 29

  30. Slide 30: Mineral Reserves and Mineral Resources Estimates

    Mineral Reserves and Mineral Resources Estimates Silver-Gold Proven and Probable Reserves (as of December 31 2024) Tonnes (000s) Ag g/t Au g/t Ag Eq g/t Ag oz (000s) Au oz (000s) Ag Eq Oz (000s) Guanaceví 202 413 1.10 506 2,688 7.1 3,291 Bolanitos 75 79 2.13 259 190 5.1 625 Total Proven 277 323 1.38

  31. Slide 31: Mineral Reserves and Mineral Resources Estimates (continued)

    Mineral Reserves and Mineral Resources Estimates (continued) Silver-Lead-Zinc Resources (as of December 31 2024) Ag Eq Oz Tonnes (000s) Ag g/t Au g/t Ag Eq g/t Ag oz (000s) Au oz (000s) (000s) Pb% Zn% Guanaceví 363 208 0.26 229 2,421 3.1 2,670 0.78 1.32 Pitarrilla In Pit (Oxide & Transition) 133,900

  32. Slide 32: Notes to Mineral Reserves and Mineral Resources Tables

    Notes to Mineral Reserves and Mineral Resources Tables 1. Mineral Resources are not Mineral Reserves and do not have demonstrated economic viability. There is no certainty that any or all part of the Mineral Resources will be converted into Mineral Reserves. The estimate of Mineral Resources may be

  33. Slide 33: Notes to Mineral Reserves and Mineral Resources Tables (continued)

    Notes to Mineral Reserves and Mineral Resources Tables (continued) Notes on the Pitarrilla Resource Estimate 18. The classification of the current Mineral Resource Estimate into Indicated and Inferred Mineral Resources is consistent with current 2014 CIM Definition Standards - For Mineral Resources

  34. Slide 34: Qualified Persons

    Qualified Persons Guanacevi and Bolanitos The Technical Reports are entitled “NI 43-101 Technical Report: Updated Mineral Resource and Reserve Estimates for the Guanaceví Project, Durango State, Mexico” (the “ 2022 Guanacevi Report ”) with an effective date of November 5, 2022, and “NI 43-101 Techni

  35. Slide 35: Consolidated Production - Cash Costs, AISC and Direct Costs

    Non-IFRS Financial Measures for Kolpa Consolidated Production - Cash Costs, AISC and Direct Costs TSX: EDR | NYSE: EXK 1. Please see the Kolpa Technical Report for more information. 35

  36. Slide 36: Income Statement, Revenue & Cost Reconciliation

    Non-IFRS Financial Measures for Kolpa Income Statement, Revenue & Cost Reconciliation TSX: EDR | NYSE: EXK These reconciliations and related financial information of Kolpa have been prepared by the Company using information provided by Kolpa during the due diligence process. Kolpa financial informat

  37. Slide 37: 2023 Optimized Plan (2,000 tpd) Compared to 2021 FS

    2023 Optimized Plan (2 000 tpd) Compared to 2021 FS Detailed View - 2 000 TPD Plant Compared to 2021 FS 2023 2021 % Change Silver Price 20.00 20.00 0% Gold Price 1,575 1,575 0% Silver: Gold Ratio 79 79 0% Operating Statistics LOM Tonnes Processed LOM (thousands) 7,382 7,380 0% Life of Mine (Years) 1

  38. Slide 38: Terronera – Operational Metrics & Updated Initial Capex Scenario

    Terronera – Operational Metrics & Updated Initial Capex Scenario Select Operating Metrics 2021 FS(1) Optimized(2) DIRECT COST PER TONNE LOM tonnes processed (thousands) 7,380 7,382 Life of Mine (Years) 12 10 Average silver grade (g/t) 197 196 TCRC Average gold grade (g/t) 2.25 2.13 $15.25 , 18% Silv

  39. Slide 39: Non-IFRS Measures

    Non-IFRS Measures Endeavour Silver reports non-IFRS measures which include cash costs net of by-product revenue on a payable silver basis, total production costs per ounce, all-in sustaining costs per ounce, direct production costs per tonne, silver co-product cash costs and gold co-product cash cos

  40. Slide 40: Management Team

    Management Team Dan Dickson CPA CA Don Gray, Ing., MBA, MSE, Elizabeth Senez, FCA CEO COO (ICAEW) CFO TSE: EDR | NYSE: EXK Greg Blaylock, B.Sc, MSE, Luis Castro Ing., Geo. Dale Mah B.Sc., P.Geo. VP Operations VP Exploration VP Corporate Development 40

  41. Slide 41: Board of Directors

    Board of Directors Rex McLennan, B.Sc., Dan Dickson CEO Margaret Beck Ricardo Campoy MBA, ICD.D Director, CPA CA B.Sc. Director and B.Sc. Director and Chairman and Director Audit Comp. Committee Chair Corp. Gov. & Nom. Committee Chair Committee Chair TSE: EDR | NYSE: EXK Amy E. Jacobsen Ken Pickerin

  42. Slide 42: TSX: EDR | NYSE: EXK

    TSX: EDR | NYSE: EXK 42

Endeavour Silver — Investor Presentation (May 2025) on 6ix