Selkirk Copper Mines Inc. · TSXV:SCMI
Selkirk Copper Mines — Investor Presentation (September 2026)
17 slides from Selkirk Copper Mines's investor presentation, Sep 22, 2026
Slide 1: Yukon's Next Copper Producer
Yukon’s Next Copper Producer Writing a New Chapter, Building for the Future Corporate Presentation September 2026 TSX-V: SCMI | OTCQX: SKRKF | FRA: IO20 selkirkcopper.com
Slide 2: Forward Looking Statement
Forward Looking Statement Except for the statements of historical fact, this presentation contains “forward-looking information” within the meaning of applicable Canadian securities legislation. When used in this presentation, the words “estimate”, “project”, “belief”, “anticipate”, “intend”, “expec
Slide 3: Minto Copper-Gold-Silver Project
Minto Copper-Gold-Silver Project A high-grade mine in Canada positioned for long-term success Strong PEA Established Large Resource Near-term Project Alignment Economics Infrastructure with Significant Production of High- with Selkirk First Upside Grade Copper Nation Concentrate After-Tax NPV(7%) of
Slide 4: Corporate Overview
Corporate Overview Cornerstone investment by the Selkirk First Nation Capitalization 38% Basic Shares Outstanding M 158.6 Retail / HNW Selkirk First Nation — 18% Options M 8.8 18% • Acquired 100% ownership of the Minto Warrants (avg C$0.50) M 3.7 Project through bankruptcy and vended it Selkirk Firs
Slide 5: Located in Central Yukon with Established Infrastructure
Located in Central Yukon with Established Infrastructure ▪ Location: West of the Yukon River, ~20 km WNW of Minto Port Access Landing and ~250 km by road from Whitehorse via Yukon direct access to port of Skagway Highway 2 ▪ Access: Chartered air service from Whitehorse to an on-site airstrip, plus
Slide 6: Project Layout
Project Layout C$330M+ of infrastructure in place 6
Slide 7: Minto PEA Economics
Minto PEA Economics On-site Infrastructure driving low capex rapid payback Payback (Years) 1.9 1.3 1.0 13 Years C$186M After-tax NPV (7%) Mine Life Initial capex 96% IRR C$1.4B 78% NPV 1.5 Mtpa 7.9:1 C$1.0B Throughput LOM Open Pit Strip Ratio NPV 48% C$291M C$141M C$494M NPV Annual Average Revenue1
Slide 8: Minto PEA Production Profile
Minto PEA Production Profile Potential to extend mine life beyond 13 years and increase annual production up to 20% LOM Payable Copper LOM Payable Gold LOM Payable Silver 377 Mlbs 225 Koz 1,387 Koz Opportunities to extend mine life from near mine expansion targets 80 Copper Gold (CuEq) Silver (CuEq)
Slide 9: Minto Financial Metrics
Minto Financial Metrics Strong leverage to rising copper prices and to increases in gold & silver prices Initial Capital AVERAGE ANNUAL FREE CASH FLOW C$186M C$83M at Base Case | C$146M at Spot $300 $2,000 C$1.7B Annual Free Cash Flow After-Tax (C$M) Cumulative Free Cash Flow After-Tax (C$M) $225 $1
Slide 10: Exploration Driving Growth in Mineral Resources
Exploration Driving Growth in Mineral Resources New discoveries proving unrecognized potential of the Minto Project Growth in Total Tonnes 2026 MRE: Significant Discoveries and Expansions Measured Indicated Inferred Expansion Discovery 47.5 202 Lens, Minto North 117 Lens, Minto Main • 238% expansion
Slide 11: Exploration Strategy
Exploration Strategy Developing a target pipeline for resource growth and new discoveries Near Mine Objective Regional Objective Continue delineation of new resources to support the mine Make new discoveries by applying knowledge within highly restart decision prospective, under-explored district •
Slide 12: Process Flowsheet
Process Flowsheet Investing in critical process equipment in a well-established flowsheet to improve throughput and recovery OVERVIEW • Conventional flowsheet comprising run-of-mine ore stockpile, three-stage crushing, SAG and ball mill grinding, gravity concentration, flotation, concentrate thicken
Slide 13: Mine Design
Mine Design • Open pit and underground mining designed to extract copper-gold-silver mineralization defined in the 2026 MRE • Underground mining will be carried out in Minto North, Minto East, Copper Keel, and Area 118 deposits using long hole open stoping in an upper-cut retreat sequence with rib p
Slide 14: Leadership Team
Leadership Team Colin Joudrie Josh Kierce, CPA Justin Stevens Scott Fulton Kevin McGinty Stacie Jones CEO, Director CFO VP Corporate VP Engineering VP Lands and VP Exploration Development • Professional engineer Environment • Professional Geologist • Over 30 years of • Nine years of • 10 years of ex
Slide 15: colin.joudrie@selkirkcopper.com justin.stevens@selkirkcopper.com
colin.joudrie@selkirkcopper.com 604-760-3157 justin.stevens@selkirkcopper.com 604-240-2959 15
Slide 16: Appendix: 2026 Mineral Resource Estimate
Appendix: 2026 Mineral Resource Estimate Grade Contained Metal Type Class Tonnage Cu(%) Au (g/t) Ag (g/t) Cu (Mlbs) Au (Koz) Ag (Koz) Open Indicated 21,779 0.59 0.17 1.8 283 122 1,294 Pit Inferred 7,052 0.55 0.13 1.6 85 30 354 Measured 348 0.92 0.39 3.3 7 4 36 Indicated 25,679 1.15 0.49 4.4 650 404
Slide 17: Appendix: Pre-Production Capital Cost Breakdown
Appendix: Pre-Production Capital Cost Breakdown Classification Amount (C$) Site General Site General $2,393,739 Contingency Mining $77,599,853 Processing $12,007,668 Surface facilities $10,178,348 Indirect Mining Costs Transportation $200,013 Tailings Ponds & Disposal $6,571,396 Indirect costs $54,3
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