Endeavour Silver Corp. · TSX:EDR

Endeavour Silver — IPO Roadshow (April 2025)

22 slides from Endeavour Silver's IPO roadshow presentation, Apr 1, 2025

  1. Slide 1: Acquisition of Huachocolpa (Kolpa)

    TSE: EDR | NYSE: EXK www.edrsilver.com TSX: EDR | NYSE: EXK April 1, 2025 Acquisition of Huachocolpa (Kolpa)

  2. Slide 2: Cautionary Note

    TSE: EDR | NYSE: EXK Cautionary Note 2 Cautionary Note This presentation is dated April 1,2025. A preliminary prospectus supplement dated April 1,2025 (the “preliminary prospectus supplement”) containing important information relating to the securities described in this presentation has been filed w

  3. Slide 3: Cautionary Note to U.S. Investors on Mineral Estimates

    TSE: EDR | NYSE: EXK Cautionary Note 3 Cautionary Note to U.S. Investors concerning Estimates of Mineral Reserves and Measured, Indicated and Inferred Mineral Resources This presentation has been prepared in accordance with the requirements of the securities laws in effect in Canada, which differ fr

  4. Slide 4: Non-IFRS Financial Measures

    TSE: EDR | NYSE: EXK Non-IFRS Financial Measures 4 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, pro

  5. Slide 5: Kolpa Project Overview

    TSX: EDR | NYSE: EXK 5 Kolpa Project Overview (1) • Huachocolpa District, Huancavelica, Peru • 490 km SE of Lima • Avg elevation: 4,400 metres above sea level Location • 143 mining rights covering 25,177 ha of effective area and one beneficiation concession covering 366 ha Land Package • Silver poly

  6. Slide 6: Transaction Summary

    TSX: EDR | NYSE: EXK 6 Transaction Summary FUNDING • Cash on hand • Concurrent $35 million streaming agreement with Versamet Royalties on copper produced at Kolpa • Concurrent bought deal financing of $40 million with up to 15% over-allotment option TRANSACTION • Endeavour has entered into an agreem

  7. Slide 7: Strategic Acquisition to Enhance Operating Footprint

    TSX: EDR | NYSE: EXK 7 Strategic Acquisition to Enhance Operating Footprint 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 wit

  8. Slide 8: Acquisition Rationale and Benefits

    TSX: EDR | NYSE: EXK Acquisition Rationale and Benefits 8 Strategic Rationale • Adds a third producing underground mine with significant exploration potential • Adds up to approximately 5.1 Moz AgEq to annual production profile, assuming continued production at Kolpa consistent with 2024 production

  9. Slide 9: Historical Production

    TSX: EDR | NYSE: EXK Historical Production 9 2.0 Moz Silver Production (3) 19,820 t Lead Production (3) 5.1 Moz Silver Equivalent Production (1) (3) $12.58/oz Cash Costs (2) $22.80/oz All-in Sustaining Costs (AISC) (2) $9.8M Sustaining Capital (2) $9.6M Exploration Budget 518 t 12,554 t Zinc Product

  10. Slide 10: Kolpa Geology Overview

    TSX: EDR | NYSE: EXK 10 Kolpa Geology Overview • Huachocolpa mining district located on the eastern flank of Western Cordillera of the Andes (Ag-Pb-Zn-Cu) • 25+ years production, anticipated expansion to 2,500 tpd from 1,800 tpd • Consistent track record of growing resource base net of depletion Reg

  11. Slide 11: Kolpa Project Overview Production History

    TSX: EDR | NYSE: EXK 11 Kolpa Project Overview Production History (Moz AgEq) OPERATIONS • In 2024, the plant processed approximately 686,500t, producing 2.0 Moz of silver, 19,820t of lead, 12,554t of zinc and 518t of copper (5.1 Moz AgEq)(1) • Doubling throughput from 800 tpd in 2016 to approximatel

  12. Slide 12: Kolpa Mining Concessions

    TSX: EDR | NYSE: EXK Kolpa Mining Concessions 12 Total:143 Rights ( 25,177 Ha) • Kolpa holds mining rights to 143 mining concessions and claims covering 25,177 ha, and one beneficiation concession covering 366 ha. 63 of those mining claims comprise the Administrative Economic Unit (UEA) Huachocolpa

  13. Slide 13: District Structural Interpretation

    TSX: EDR | NYSE: EXK District Structural Interpretation 13 • Mineralization continues outside of established deposits in many areas, and remains open along strike and at depth providing the opportunity to significantly grow known deposits • Focus on numerous in-mine and near-mine targets • Additiona

  14. Slide 14: District Cross-Section

    TSX: EDR | NYSE: EXK District Cross-Section 14 Fault Projected Veins. Recognized Veins Volcanic, pyroclastic, lavas, volcanic breccias Limestone - group Pucará Formation Excelsior (Phyllite) Known Mineralization (exploited) Potential Extension Possible Mineralized Mantle • Recent high-grade tensiona

  15. Slide 15: Versamet Royalties Copper Stream

    TSX: EDR | NYSE: EXK Versamet Royalties Copper Stream 15 • Copper Stream – US$35M • Refined copper in concentrates produced by Kolpa for a 10-year term, subject to 10-year extensions in certain circumstances • Receive 10% of spot price of copper streamed until deposit is reduced to zero • Deliver re

  16. Slide 16: Appendix

    TSX: EDR | NYSE: EXK Appendix 16 TSX: EDR | NYSE: EX K Endeavour Silver Suite 1130-609 Granville St. Vancouver, BC Canada V7Y 1G5 TF: 1 877 685 9775 P: 604 685 9775 info@edrsilver.com Allison Pettit Director, Investor Relations apettit@edrsilver.com

  17. Slide 17: Non-IFRS Financial Measures: Consolidated Production Costs

    TSX: EDR | NYSE: EXK Non-IFRS Financial Measures Consolidated Production - Cash Costs, AISC and Direct Costs 1. Please see the Kolpa Technical Report for more information. 17

  18. Slide 18: Non-IFRS Financial Measures: Income Statement, Revenue & Cost Reconciliation

    TSX: EDR | NYSE: EXK Non-IFRS Financial Measures Income Statement, Revenue & Cost Reconciliation 18 2024 2023 Sales & Services 119,845 96,616 Cost of sales & services (88,413) (72,787) Gross Profit $ 31,432 $ 23,829 2024 2023 Direct Production Costs (Cost of Sales & Services less Depreciation) $ 76,

  19. Slide 19: Historical Mine Production

    TSX: EDR | NYSE: EXK Historical Mine Production (1) 19 * Producción al 31 diciembre 2024 Ag (opt) Cu (%) Pb (%) Zn (%) Mine Production (Tonnes) Year 2012 325,143 2.60 0.38 4.27 3.7 2013 356,090 2.62 0.44 4.98 4.42 2014 393,415 2.14 0.43 3.79 3.99 2015 318,439 2.48 0.44 4.06 4.35 2016 283,962 3.83 0.

  20. Slide 20: Processing Plant Historical Performance

    TSX: EDR | NYSE: EXK Processing Plant Historical Performance (1) 20 Concept. 2016 2017 2018 2019 2020 2021 2022 2023 2024 TMS - Ore Processing. 283,714 283,445 326,005 400,117 455,564 593,545 631,455 661,535 686,503 Head grade Ag (Oz/TM) 3.39 3.80 3.99 3.40 2.26 2.04 2.66 3.06 3.30 Head grade Pb (%)

  21. Slide 21: Concentrate Logistics Overview

    TSX: EDR | NYSE: EXK • Port of Callao, Lima (~490km NW of Kolpa mine) • ~93% of Kolpa production sold locally here Port • 2x per week • 15-20 30t trucks per trip Trucking • Impala and Logisminsa warehouses (located east of Port of Callao) Storage Material Exchange • Exchanged using front loader truc

  22. Slide 22: TSX: EDR | NYSE: EXK 22

    TSX: EDR | NYSE: EXK 22

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