Edge Copper Corporation · TSX:EDCU
Edge Copper — Investor Presentation (October 2026)
26 slides from Edge Copper's investor presentation, October 2026
Slide 1: Edge Copper Corporation
Edge Copper Corporation Built to Deliver: A New Edge in American Copper. Zonia Copper Project, Arizona October 2026 TSX: EDCU
Slide 2: Forward Looking Statement
FORWARD LOOKING STATEMENT This presentation contains “forward-looking information” within the meaning of applicable Canadian provincial and territorial securities legislation. Forward- looking information includes, but is not limited to, statements with respect to: the timeline for and development o
Slide 3: A PEA-Backed U.S. Copper Project with Visible Exploration and Development Catalysts
A PEA-Backed U.S. Copper Project with Visible Exploration and Development Catalysts Investment Highlights Current January 2026 Mineral Resource Estimate (MRE): Ind 964M + Inf 341M lbs Cu (historical drilling only) 54,000 ft drill program underway; ~44,000 ft complete Q4 2026 MRE to incorporate
Slide 4: A 100%-Owned Arizona Oxide Copper Project with a Conventional Development Concept
A 100%-Owned Arizona Oxide Copper Project with a Conventional Development Concept Zonia at a glance Yavapai County, Arizona — Tier-1 jurisdiction 100%-owned by Edge Copper Past-producing heap leach operation in the Walnut Grove district Planned Grade A copper cathode Open pit, heap leach a
Slide 5: Current MRE Establishes a Large Copper Baseline Before the 2026 Drill Program
Current MRE Establishes a Large Copper Baseline Before the 2026 Drill Program January 2026 MRE(1) Tons Grade Contained Cu Category (Mt) (% Cu) (Mlbs) Indicated 194 0.25 964 Inferred 86 0.20 341 Contained Copper Baseline Indicated Inferred 964 Mlb Cu 341 Mlb Cu Based on historical drilling. The 2026
Slide 6: 2026 Drilling Is Confirming Continuity While Testing the Margins of the Oxide System
2026 Drilling Is Confirming Continuity While Testing the Margins of the Oxide System Selected Results — Broad Oxide Intervals Hole ID From (ft) To (ft) Length (ft) CuT% ~44,000 ft (~80%) of the 54,000 ft program completed ZND0028 332 377 45 0.45 ZND0028 441 731 290 0.40 27 holes reported to date
Slide 7: Hole ZND0028 Intersects 290 ft at 0.40% CuT Beyond the PEA Design Pit
Hole ZND0028 Intersects 290 ft at 0.40% CuT Beyond the PEA Design Pit at the Northeastern End of Zonia ZND0028 returned 290 ft grading 0.40% CuT, including a high-grade interval of 50 ft grading 1.69% CuT, plus a separate interval of 46 ft grading 0.45% Cu intersected oxide mineralization beyond t
Slide 8: Three Porphyry Centres Define a Larger System; the Eastern Centre Is the Next Major Test
Three Porphyry Centres Define a Larger System; the Eastern Centre Is the Next Major Test Zonia lies within a NW-trending structural corridor bounded by the Western and Eastern faults. Three NW-trending porphyry centres are interpreted: western, central and eastern. 2026 drilling has focused on
Slide 9: The PEA Defines Meaningful Cathode Production with Operating Leverage
The PEA Defines Meaningful Cathode Production with Operating Leverage PEA Production Basis: 76 Mlb/year average Grade A copper 218 Mt of mineralized material processed at a cathode production 0.60 strip ratio 784 Mlb Average processing rate of approximately 60,630 short tons per day life-of-mine
Slide 10: The PEA Capital Profile Supports a Credible Development Path
The PEA Capital Profile Supports a Credible Development Path PEA capital profile Initial capex $524.5M Heap leach expansion (Yr 3) $27.7M Sustaining capex $168.6M 10
Slide 11: March 2026 PEA Establishes Robust Initial Economics at US$4.60/lb Copper
March 2026 PEA Establishes Robust Initial Economics at US$4.60/lb Copper Base Case ($4.60/lb) Sensitivity Case ($5.98/lb) After-tax NPV8% $488M After-tax NPV8% $1.07B After-tax IRR 23.4% After-tax IRR 40.9% Net Free cash flow $985M Net Free cash flow $1.83B Payback 4.0 years Payback 2.2 years Base c
Slide 12: A Defined Sequence from Exploration Results to a Mid-2027 PFS
A Defined Sequence from Exploration Results to a Mid-2027 PFS Q3/26 Complete current drilling, assays and geological model; decide on follow-up expansion drilling Publish updated MRE incorporating 2026 drilling (targeting ~50% Q4/26 increase); establish PFS basis Q4/26 - Complete metallurgy, geotech
Slide 13: Leadership Has Built, Financed, Permitted and Realized Value Across Copper Projects
Leadership Has Built, Financed, Permitted and Realized Value Across Copper Projects Gil Clausen Letitia Wong CEO, Chair & Co-Founder President & Co-Founder Mining engineer with 40+ years across 20+ years in strategy, corporate development, operations, engineering, finance and project capital mar
Slide 14: Zonia Project Team
ZONIA PROJECT TEAM Kyle Lindahl, COO Mining engineer with over 20 years experience in copper, zinc, gold, silver talc and molybdenum, focused on engineering, design, operations, project management Recently COO and VP Project Development at New World Resources Ltd. Successfully advanced and per
Slide 15: The Current PEA Is the Starting Point; 2026 Work Is Designed to Redefine Zonia Before PFS
The Current PEA Is the Starting Point; 2026 Work Is Designed to Redefine Zonia Before PFS PFS CONVERSION GROWTH CATALYSTS Reserve and mine plan CURRENT BASE Improved recovery and optimized 54,000 ft drill program (underway) capital estimate January 2026 MRE Q4 2026 Updated MRE Mid-2027 PFS March
Slide 16: Appendix
TSX: EDCU APPENDIX Built on experience. Focused on value.
Slide 17: Legal Matters
LEGAL MATTERS Preliminary Economic Assessment The PEA is preliminary in nature, it includes Inferred Mineral Resources that are considered too speculative geologically to have the economic considerations applied to them that would enable them to be categorized as Mineral Reserves, and there is no ce
Slide 18: Corporate Information
CORPORATE INFORMATION Capital Structure Top Shareholders August 2026 Septem ber 30, 2026 % Ownership Basic Shares Issued & Gil Clausen (Chair & CEO) 16% (M) 167.4 Outstanding GeologicAI 10% Options (M) 3.9 Bob Kopple (Director) 7% Warrants (M) 23.1 Letitia Wong (President) 4% RSUs (M) 3.5 Financial
Slide 19: Conventional Open Pit, Heap Leach and SX/EW
Conventional Open Pit, Heap Leach and SX/EW A Direct Route to Grade A Copper Cathode Open pit Heap Solvent Electro- Copper mining Leach extraction winning cathode Planned Onsite Production of Grade A Copper Cathode Avoids Concentrate Marketing Complexity 19
Slide 20: Competitive Capex Intensity
Competitive Capex Intensity Avg: US$17,951/tpa Zonia: ~US$13,500/tpa SOURCE: Wood Mackenzie, RBC Capital Markets “Mission Critical – Copper Supply” Presentation - February 9, 2026 20
Slide 21: Current Valuation Provides Leverage to Execution of the 2026–2027 Catalysts
Current Valuation Provides Leverage to Execution of the 2026–2027 Catalysts P/NAV Comparison What Could Close the Gap? 2026 drilling and Q4 Larger and better-defined MRE resource 0.47 Metallurgy and PFS Improved recoveries and work underway technical definition Engineering and Visibility on buildabi
Slide 22: Board of Directors
BOARD OF DIRECTORS Gil Clausen, Chair & CEO Lance Newman, Director Mining engineer and mining CEO with 40+ years across 35+ years in project development, processing and operations; operations, project development, finance and transactions. senior project roles with Copper Mountain, Brio Gold and
Slide 23: Drill Results (Initial Release)
DRILL RESULTS (INITIAL RELEASE) Deposit remains open along strike and laterally Length Hole ID From (ft) To (ft) CuT% (ft) ZND0001 270 392 122 0.21 ZND0002 24 330 306 0.25 including 59 137 78 0.38 ZND0003 170 417 247 0.36 ZND0004 No significant intercepts ZND0006 79 435 356 0.21 including 132 222 90
Slide 24: Cross Section
CROSS SECTION ZND0014 — Northwestern Margin 621 ft grading 0.23% CuT from 79 ft, including 77 ft grading 0.34% CuT and 174 ft grading 0.36% CuT Broad oxide mineralization at the northwestern margin extends along the current resource boundary and supports continued testing of pit-shell expansion to t
Slide 25: Cross Section
CROSS SECTION ZND0003 — Southeastern Margin 247 ft grading 0.36% CuT from 170 ft Oxide mineralization extends beyond the current PEA pit shell and below the modelled base of oxide, supporting southeast expansion testing and refinement of the geological model. 25
Slide 26: Cross Section
CROSS SECTION ZND0002 — North-Central Deposit Area 306 ft grading 0.25% CuT from 24 ft, including 78 ft grading 0.38% CuT A broad, shallow oxide interval confirms continuity in the conversion area and supports further refinement of the oxide boundary. 26