Iamgold Corporation · TSX:IMG

Iamgold — Investor Presentation (February 2025)

44 slides from Iamgold's investor presentation, February 2025

  1. Slide 1: Corporate Presentation

    FEBRUARY 2025 CORPORATE PRESENTATION CORPORATE PRESENTATION TSX: IMG l NYSE: IAG February 2025 www.iamgold.com TSX: IMG l NYSE: IAG l www.iamgold.com

  2. Slide 2: Cautionary Statement

    FEBRUARY 2025 CORPORATE PRESENTATION Cautionary Statement CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING INFORMATION All information included or incorporated by reference in this presentation, including any information as to the Company’s vision, strategy, future financial or operating performance a

  3. Slide 3: Technical Information and Qualified Persons

    FEBRUARY 2025 CORPORATE PRESENTATION Technical Information and Qualified Persons CAUTIONARY NOTE TO U.S. INVESTORS REGARDING DISCLOSURE OF MINERAL RESERVE AND MINERAL RESOURCE ESTIMATES The mineral resource and reserve estimates contained in this presentation have been prepared in accordance with NI

  4. Slide 4: Overview

    FEBRUARY 2025 CORPORATE PRESENTATION Overview BUILDING A LEADING, MODERN CANADIAN-FOCUSED MULTI-ASSET PRODUCER • Côté Gold: Ramping up to be one of Canada’s largest mines and a model for modern mining in Canada • Westwood: Quebec underground success story, generating positive cashflow with a revised

  5. Slide 5: Operations Overview

    FEBRUARY 2025 CORPORATE PRESENTATION Operations Overview CÔTÉ GOLD WESTWOOD ESSAKANE Ontario, Canada Quebec, Canada Burkina Faso, West Africa (70% IMG | 30% SMM1) (100% IMG) (90% IMG) Start-up 2024 Start-up 2014 Start-up 2010 Mine type Open pit Mine type Underground/Sat. OP Mine type Open pit Estima

  6. Slide 6: Responsibility & Accountability

    FEBRUARY 2025 CORPORATE PRESENTATION Responsibility & Accountability Since 2007 ENVIRONMENTAL • Released inaugural TCFD report in 2023 outlining roadmap and GHG emission reduction targets • Goal for net positive biodiversity at all operations • Adherence and reporting to the TSM Water Stewardship Pr

  7. Slide 7: 2024 Highlights

    FEBRUARY 2025 CORPORATE PRESENTATION 2024 Highlights OPERATING RESULTS Q4 2024 Q4 2023 2024 2023 RESPONSIBILITY & ACCOUNTABILITY Côté Gold (attr.) koz 62 — 124 — TRIFR (total recordable injuries/200,000 hours) of 0.63 Westwood (100%) koz 35 28 134 93 Environmental focus on water and biodiversity, de

  8. Slide 8: Guidance for 2025

    FEBRUARY 2025 CORPORATE PRESENTATION Guidance for 2025 + GOLD PRODUCTION CASH COST1 AISC1 (attributable ounces) ($/ounce sold) ($/ounce sold) GUIDANCE YTD cost Guidance YTD cost Guidance 2024 2025 Essakane 409,000 360,000 – 400,000 $950 $1,100 $1,250 $1,400 $1,550 $1,350 $1,500 $1,650 $1,800 $1,950

  9. Slide 9: Financial Results: Liquidity

    FEBRUARY 2025 CORPORATE PRESENTATION Financial Results 5M 7. LIQUIDITY (as at December 31, 2024) 34 :$ Cash and equivalents of $347.5 million and total liquidity1 of $767.0 million Cash y: $ 4 1 8 . 5 M • $46.0 million of cash and equivalents held by Côté Gold70%, $130.2 million held by Essakane • E

  10. Slide 10: Financial Results

    FEBRUARY 2025 CORPORATE PRESENTATION Financial Results FINANCIAL HIGHLIGHTS FINANCIAL REVIEW (In $ millions, unless otherwise stated) Q4 2024 Q4 2023 2024 20232 Gold revenues of $1,633.0 million from sales of 699,000 ounces at realized average price of $2,330/oz (including impact of gold prepay) Rev

  11. Slide 11: Côté Gold

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Gold 11

  12. Slide 12: Côté Gold (70% interest)

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Gold (70% interest) (100% basis, unless otherwise stated) Ore mined kt Q2 2024 2,109 Q3 2024 3,159 Q4 2024 3,637 2024 10,849 Grade mined g/t 0.93 1.02 1.07 0.97 OPERATING HIGHLIGHTS & MILESTONES Material mined – total kt 10,514 10,378 10,847 39,336 Gold prod

  13. Slide 13: Côté Gold: Processing Ramp Up

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Gold PROCESSING RAMP UP Mill throughput in Q4 of 2.4M tonnes at head grade of 1.34 g/t and 91% recoveries • Milling and leaching circuits have demonstrated capability to operate at, or above design capacity, availability improvements ongoing • Recoveries res

  14. Slide 14: Côté Gold: Growth

    FEBRUARY 2025 CORPORATE PRESENTATION CÔTÉ GOLD PROJECT – MINERAL RESERVES & RESOURCES (2024)1,3 Côté Gold: Growth Tonnes Grade Contained (100%) Attributable Contained Classification (millions) (g/t Au) (Moz Au) (Moz Au) INVESTIGATE OPTIMIZATIONS & POTENTIAL OPERATING EFFICIENCIES Côté Gold Deposit C

  15. Slide 15: Côté Gold: Large-Scale and Long-Life Mine

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Gold: Large-Scale and Long-Life Mine Top 12 Gold Mines in Canada by Production1 (koz) 28 20 18 17 5 14 10 7 10 6 10 9 690 38 Remaining life of mine (years)2 585 Mines acquired in last 10 years 3 495 5 M&I Mineral Resources 2 (inclusive of reserves) 438 420 6

  16. Slide 16: Westwood Complex, Canada

    FEBRUARY 2025 CORPORATE PRESENTATION Westwood Complex, Canada 16

  17. Slide 17: Westwood Complex

    FEBRUARY 2025 CORPORATE PRESENTATION Westwood Complex (100% basis, unless otherwise stated) Ore mined – underground kt Q4 2024 98 Q4 2023 77 2024 354 2023 280 Ore mined – other sources kt 283 162 662 742 2024 OPERATIONAL REVIEW Ore milled kt 267 245 1,107 1,034 Gold production of 35,000 ounces in Q4

  18. Slide 18: Westwood Complex

    FEBRUARY 2025 CORPORATE PRESENTATION Westwood Complex +4800 43-101 MINE PLAN1 (Dec 2023) (based on Mineral Reserves @ $1,500/oz Au) 400 1,500 $80 WEST CENTRAL EAST CORRIDOR CORRIDOR CORRIDOR OP '000 tonnes 300 $60 +4600 '000 tonnes 1,000 $ million 200 $40 500 100 $20 +4400 0 0 $0 2025 '26 '27 '28 '2

  19. Slide 19: Essakane Gold Mine, Burkina Faso

    FEBRUARY 2025 CORPORATE PRESENTATION Essakane Gold Mine, Burkina Faso 19

  20. Slide 20: Essakane

    FEBRUARY 2025 CORPORATE PRESENTATION Essakane (100% basis, unless otherwise stated) Ore mined kt Q4 2024 2,170 Q4 2023 3,217 2024 9,714 2023 9,586 Material mined – total kt 12,374 12,910 46,924 43,349 Q4 2024 OPERATIONAL REVIEW Strip ratio w:o 4.7 3.0 3.8 3.5 Attributable production of 80,000 ounces

  21. Slide 21: Essakane Mine Plan

    FEBRUARY 2025 CORPORATE PRESENTATION 43-101 MINE PLAN1 (Dec 2024) Essakane MINING & STRIP RATIO CAPITAL EXPENDITURES 50 4.0 200 CURRENT MINE PLAN1 3.0 150 Strip ratio Mine life extension to 2028 $ million M tonnes 25 2.0 100 • Mining will occur from three remaining pit phases in the Essakane Main Zo

  22. Slide 22: Exploration Projects

    FEBRUARY 2025 CORPORATE PRESENTATION Exploration Projects 22

  23. Slide 23: Chibougamau: Emerging District

    FEBRUARY 2025 CORPORATE PRESENTATION Chibougamau: Emerging District A GROWING MINING DISTRICT IAMGOLD is among the largest property holders exploring in the Chibougamau-Chapais area Main projects in region: • Nelligan: Primary project and current focus of non-Côté Canadian exploration • Located 45 k

  24. Slide 24: Nelligan & Monster Lake

    FEBRUARY 2025 CORPORATE PRESENTATION Nelligan Longitudinal Section Nelligan & Monster Lake NELLIGAN (100%1 JV INTEREST) • Updated resource estimate2(on 100% basis): Cut-off Category Grade Tonnage Grade Contained Au (g/t Au) (Mt) (g/t Au) (koz Au) Indicated 0.35 102.8 0.95 3,125 Inferred 0.35 166.4 0

  25. Slide 25: FEBRUARY 2025 CORPORATE PRESENTATION

    FEBRUARY 2025 CORPORATE PRESENTATION 25

  26. Slide 26: Appendix

    FEBRUARY 2025 CORPORATE PRESENTATION Appendix 26

  27. Slide 27: Côté Operational Strategy

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Operational Strategy 43-101 AUGUST 2022 MINE PLAN1 Mining Rate & Grade Processing Rate & Head Grade Production 75 1.50 15 1.50 600 500 495 422 Production (000 oz) Tonnes (Mt) Tonnes (Mt) 50 1.00 10 1.00 400 Grade (g/t) Grade (g/t) 300 25 0.50 5 0.50 200 100

  28. Slide 28: Côté Mining Highlights – First Nine Months 2024

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Mining Highlights – First Nine Months 2024 MINING OPERATIONS (100% basis, unless otherwise Q1 Q2 Q3 YTD stated) 2024 2024 2024 2024 Tonnes mined – ore kt 1,944 2,109 3,159 7,212 Tonnes mined – waste kt 5,653 8,495 7,219 21,277 Material mined – total kt 7,597

  29. Slide 29: Côté Mining Performance

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Mining Performance DRILLING & BLASTING STATS DRILLING 60,000 5,000,000 • PV availability improved this year. Currently at 75%-80% 50,000 • Integrated Epiroc-IMG maintenance team since Q2 4,000,000 Blasted Tonnes 40,000 Drilled Meters • Transitioning to bette

  30. Slide 30: Côté Stockpile Model

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Stockpile Model STOCKPILE • Stockpile balance estimated at 9.1 Mt at the end of September 1: Tonnes Grade Mt DF High grade: 0.2 1.40 g/t Medium grade: 3.5 0.88 g/t Low grade: 5.4 0.55 g/t Toal stockpile: 9.1 0.70 g/t POTENTIAL FOR BULK MINING • Analysis ongo

  31. Slide 31: Côté Reconciliation

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Reconciliation YTD 2024 Resource Model Reserve Model Grade Control Model Reconciliation Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces 6,219,384 1.03 206,078 6,275,574 1.00 200,887 5,882,435 1.01 190,123 To Resource Model 1% -3% -3% -5% -2% -8%

  32. Slide 32: Côté Primary and Secondary Crushing Circuits

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Primary and Secondary Crushing Circuits Lime Silo Screening Building Fire Water Systems Coarse Ore Dome Fine Ore Bin Secondary Crusher Primary Crusher HPGR 32

  33. Slide 33: Côté Processing Plant

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Processing Plant Pre-leach O2 Storage & From Primary & Secondary Thickener Distribution Process Water Secondary Tank Leach Tanks(10) Crushing Cyclones 30 hrs Ball Mill Cyclones Cyanide Tailings Destruction SO2 Thickener Ball Mill Tailings Pump Verti-Mills (2

  34. Slide 34: Côté Ramp Up Successes

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Ramp Up Successes KEY COMPONENTS HANDLING RECOVERIES POST SHUTDOWN WINS LOAD • The plant achieved over 40,600 tpd on Sept • YTD recovery is above 93% on average, • Improved availability of plant with higher 25, 2024 and 40,900 tpd on Oct 15, 2024 significant

  35. Slide 35: Côté Mill Improvement Initiatives

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Mill Improvement Initiatives ABRASIVE RESISTANCE FILL THE DOME REFINE THE SCREENS • Nearly complete • Primary bottleneck is ensuring the coarse ore • Continue to monitor and replace chutes and dome is full • Screening was seeing higher than expected high-wea

  36. Slide 36: Côté Growth

    FEBRUARY 2025 CORPORATE PRESENTATION Côté Growth VRIFY | Changing how mining communicates. GOSSELIN ZONE CÔTÉ ZONE 36

  37. Slide 37: Longitudinal Section

    FEBRUARY 2025 CORPORATE PRESENTATION Longitudinal Section Gosselin Zone Côté Resource Gosselin Pit Resource Pit Hydrothermal Breccia Priority Exploration (HdBx) Target for Hydrothermal Breccia GOS23-136 240.0 m grading 1.53 g/t Au GOS23-139 Incl. 120.0 m grading 2.26 g/t Au Côté 406.0 m grading 0.72

  38. Slide 38: Côté + Gosselin Deposits – Geological Settings

    FEBRUARY 2025 CORPORATE PRESENTATION Côté + Gosselin Deposits – Geological Settings Abitibi Belt: > 260 M Oz & Growing South Swayze Belt • 19+ Moz (& growing) • Historical - Numerous high-grade vein and shear zone hosted deposits Gold production within 175 km radius: • Timmins + KL + Matachewan 897,

  39. Slide 39: Exploration Potential Objectives

    FEBRUARY 2025 CORPORATE PRESENTATION ExplorationPotential Objectives for Côté type (intrusion related, breccia) disseminated mineralization and H-G Shear veins Extensive Property package of 596 km² JEROME MINE COTE DEPOSIT Jack Rabbit GOSSELIN DEPOSIT Clam Lake 39 39

  40. Slide 40: 2023 – New Structural Corridor Theory

    FEBRUARY 2025 CORPORATE PRESENTATION 2023 – New Structural Corridor Theory New Jack Rabbit / Theory Gomak Gosselin • Possibility that the main NE Côté trending structure through the Chester intrusive complex is the main mineralization trend. Straighter than originally Old thought. • E-W trending str

  41. Slide 41: Gold Mineral Reserves – 100% Basis

    FEBRUARY 2025 CORPORATE PRESENTATION 1,2 Gold Mineral Reserves – 100% Basis As of December 31, 2024 PROVEN PROBABLE TOTAL RESERVES Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces DEPOSIT Type* Location Ownership (000’s) (g/t) (000’s) (000’s) (g/t) (000’s) (000’s) (g/t) (000’s) Burkina Es

  42. Slide 42: Gold Mineral Resources – 100% Basis

    FEBRUARY 2025 CORPORATE PRESENTATION 1,2,3 Gold Mineral Resources – 100% Basis (Measured & Indicated Resources are inclusive of Proven & Probable Reserves) As of December 31, 2024 MEASURED INDICATED MEASURED + INDICATED INFERRED Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grad

  43. Slide 43: Notes

    FEBRUARY 2025 CORPORATE PRESENTATION Notes 43

  44. Slide 44: Graeme Jennings, VP, Investor Relations

    FEBRUARY 2025 CORPORATE PRESENTATION Graeme Jennings, VP, Investor Relations 416-388-6883 TSX: IMG l NYSE: IAG l www.iamgold.com

IAMGOLD — Investor Presentation (February 2025) on 6ix