Iamgold Corporation · TSX:IMG
Iamgold — Q1 2026 Earnings Presentation
21 slides from Iamgold's earnings presentation, May 6, 2026
Slide 1: Q1 2026 Earnings Results Conference Call
Q1 2026 EARNINGS RESULTS CONFERENCE CALL May 6, 2026
Slide 2: Cautionary Statement
CAUTIONARY STATEMENT All information included or incorporated by reference in this news release, including any information as to the Company’s vision, strategy, future financial or operating performance and other statements that express management’s expectations or estimates of future performance or
Slide 3: Cautionary Statement
CAUTIONARY STATEMENT CAUTIONARY NOTE TO U .S . INVESTORS REGARDING DISCLOSURE OF MINERAL RESERVE AND MINERAL RESOURCE ESTIMATES Disclosure regarding the Company’s mineral properties, including with respect to mineral reserve and mineral resource estimates, included in this presentation, was prepared
Slide 4: Overview
OVERVIEW A LEADING, MODERN CANADIAN-FOCUSED MULTI-ASSET PRODUCER • Côté Gold: One of Canada’s largest open pit gold mines, a model for modern mining, with significant growth potential • Westwood: Quebec underground success story, generating positive cashflow with a revised technical approach to unde
Slide 5: Q1 Operating Highlights
Q1 OPERATING HIGHLIGHTS OPERATING RESULTS 2026 PRODUCTION Q1 2026 Q1 2025 2025 Guidance • Gold production (attr.1) of 183,600 oz Côté Gold (70% 1) koz 52.3 51.1 279.9 270 – 310 • Côté production (attr. 1) of 52,300 oz (74,700 oz @ 100%) Westwood koz 36.2 23.9 113.9 110 – 130 • Westwood production of
Slide 6: Q1 Financial Highlights
Q1 FINANCIAL HIGHLIGHTS h: $550 M s CASH FLOW & BALANCE SHEET Ca • Mine-site free cash flow of $524.6 M vs $137.4 M in Q1 2025 • De-levering ongoing with net cash1 of $0.9 M $1.1B 6M TOTAL LIQUIDITY BUYBACK PROGRAM Av 54 • NCIB in place for purchase of up to 10% of shares outstanding over a ab ai :$
Slide 7: Financial Highlights
FINANCIAL HIGHLIGHTS FINANCIAL HIGHLIGHTS Q1 2026 Q1 2025 2025 Q1 2026 CASH FLOW RECONCILIATION (In $ millions, unless otherwise stated) Revenues $1,030.1 $477.1 $2,852.8 Cash @ Dec 31 2025 $421.9 Gross profit $570.7 $141.2 $1,206.2 EBITDA 1 $657.0 $195.2 $1,502.9 Operating activities (before WC) +$
Slide 8: Operations
OPERATIONS
Slide 9: Côté Gold (70% Interest)
2026 (100% basis, unless otherwise stated) Q1 2026 Q1 2025 2025 CÔTÉ GOLD (70% Interest ) Ore mined kt 3,553 3,115 14,640 Guidance Grade mined g/t 0.99 0.78 0.94 Q1 OVERVIEW Material mined – total kt 9,326 10,755 45,108 ~52,000 • Production (70%): 52,300 oz | (100%): 74,700 oz Ore milled kt 2,341 2,
Slide 10: Côté Gold (70% Interest) Costs
CÔTÉ GOLD (70% Interest ) COSTS • Cash costs1 (excluding royalties) of $1,369/oz, cash costs1 of $1,704/oz & AISC1 of $2,109/oz in Q1 • Mining and processing cost improvement plan: • Contracted aggregate crusher to phased out through H1. Crusher was deployed in 2025 to complete ramp up and achieve n
Slide 11: Côté Gold Expansion
CÔTÉ GOLD EXPANSION PLANT EXPANSION • Mine plan likely to include staged capital as Côté pit currently has over • Pursuing plan to expand Côté plant from 36,000 tpd to 50,000+ tpd 400 Mt in M&I and is higher grade than Gosselin • TMF current capacity at 230 Mt with expansion potential • Current ore
Slide 12: Westwood Complex
2026 Q1 2026 Q1 2025 2025 WESTWOOD COMPLEX (100% basis, unless otherwise stated) Guidance Ore mined – UG kt 106 89 382 Ore mined – OP kt 60 192 996 Q1 OVERVIEW Ore milled kt 303 282 1,154 ~1,200 • Production of 36,200 oz Head grade – UG g/t 9.85 6.28 7.59 • Mine-site free cash flow of $110 M and $24
Slide 13: Westwood Complex Mineral Reserve & Resource Estimate
WESTWOOD COMPLEX MINERAL RESERVE & RESOURCE ESTIMATE3 Tonnes Grade Ounces COSTS (as of Dec 31, 2025) (000’s) (g/t) (000’s) Proven & Probable (Westwood) 3,462 9.72 1,082 • Cash costs1 of $1,270/oz & AISC1 of $1,733/oz in Q1 Proven & Probable (Grand Duc) 1,896 1.10 67 • Underground mining costs were $
Slide 14: Essakane
2026 (100% basis, unless otherwise stated) Q1 2026 Q1 2025 2025 Guidance ESSAKANE (90% interest prior to Q2 2025; 85% thereafter) Ore mined Mt 2.2 2.4 11.9 Material mined – total Mt 11.9 10.9 39.6 42 – 43 Q1 OVERVIEW Strip ratio w:o 4.4 3.4 2.3 2.5 – 3.1 • Production (attr .) of 95,100 oz | (100%):
Slide 15: Essakane Mineral Reserve & Resource Estimate
ESSAKANE (90% interest prior to Q2 2025; 85% thereafter) MINERAL RESERVE & RESOURCE ESTIMATE3 Category Tonnes Grade Ounces COSTS (as of Dec 31, 2025) (000’s) (g/t) (000’s) • Cash costs1 (excl. royalties) of $1,083/oz, Cash costs1 of $1,680/oz & Reserves AISC1 of $2,125/oz in Q1 Proven (stockpile) 22
Slide 16: Exploration
EXPLORATION
Slide 17: Nelligan Mining Complex
NELLIGAN MINING COMPLEX CREATING THE NEXT GREAT CANADIAN MINING CAMP • IAG completed acquisitions of Northern Superior and Orbec in Croteau Est 100%, Au December 20251 - exploration • Nelligan Mining Complex total combined Mineral Resources2,3: 4.3 Moz Indicated (0.99 g/t Au) and 7.5 Moz (1.08 g/t A
Slide 18: Appendix
IAMGOLD | Ese.
Slide 19: Gold Mineral Reserves – 100% Basis
1,2,3 GOLD MINERAL RESERVES – 100% BASIS As of December 31, 2025 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) Côté Gold3 OP Canada 70% 116,055 1.05 3,902 1
Slide 20: Gold Mineral Resources – 100% Basis
1,2,3 GOLD MINERAL RESOURCES – 100% BASIS As of December 31, 2025 MEASURED INDICATED MEASURED + INDICATED INFERRED Location Ownership Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces DEPOSIT Type* (000’s) (g/t) (000’s) (000’s) (g/t) (000’s) (000’s) (g/t) (000’s) (000’s
Slide 21: Graeme Jennings, VP, Business Development & Investor Relations
GRAEME JENNINGS, VP, BUSINESS DEVELOPMENT & INVESTOR RELATIONS 416 -388 -6883 TSX: IMG | NYSE: IAG | www.iamgold.com 21