Atex Resources Inc. · TSX:ATX
Atex Resources — Investor Presentation (October 2026)
27 slides from Atex Resources's investor presentation, October 2026
Slide 1: Valeriano Copper-Gold Project Corporate Presentation
TSX: ATX | OTCQX: ATXRF VALERIANO COPPER-GOLD PROJECT Consolidating a World-Class District while Defining a Copper-Gold Giant in Chile Corporate Presentation October 2026
Slide 2: Cautionary Statements
Cautionary Statements LEGAL DISCLAIMER FORWARD-LOOKING STATEMENTS AND INFORMATION The information contained in this presentation and other information furnished by or on behalf of ATEX Resources Inc. (“ATEX”) has been prepared to This presentation may contain statements that constitute “forward-look
Slide 3: Valeriano – World-Class Size and Grade, Still Growing
Valeriano – World-Class Size and Grade, Still Growing Scale, High-Grade, Optionality • Top 10 global undeveloped copper project (34 Blbs CuEq metal in 2025 Mineral Resource) • Multiple growth paths including “B2B” upper zone and high-grade porphyry extensions; and new large-scale porphyry targets wi
Slide 4: 2025 MRE is More Copper, More Gold, and Still Growing
2025 MRE is More Copper, More Gold, and Still Growing Total 2025 Mineral Resource Tonnes Cu Au Ag Mo CuEq Long Section Facing EAST Indicated 0.48 Bt 0.58 % 0.25 g/t 1.39 g/t 70.4 g/t 0.88% Inferred 1.51 Bt 0.50 % 0.20 g/t 1.16 g/t 70.6 g/t 0.75% +500 koz gold at surface OPEN 0.3% Cu B2B Zone Target
Slide 5: Valeriano Delivers High Grades and Significant Metal Value
Valeriano Delivers High Grades and Significant Metal Value Copper Grade (%) 0.0% 0.2% 0.4% 0.6% 0.8% 1.0% Global Porphyries Global Cu grades declining 0.45% Valeriano Indicated Significant gold and other by-product metals increase 0.88% Resource Indicated MRE copper grade by over 50% ATXD11B – 2.6%
Slide 6: Dominant Land Position in a World-Class Copper District
Dominant Land Position in a World-Class Copper District 25,000 ha land package 14,550 ha surface rights Multiple porphyry targets, +5-10 Bt district? Surrounded by Majors – Anto, Codelco, Newmont, Teck, Lundin, BHP, Rio Tinto Note: Additional information is available on ATEX Resources website at www
Slide 7: Few Comparables to Scale and Grade of Valeriano
Few Comparables to Scale and Grade of Valeriano Costa Domeyko Metric Valeriano Filo del Sol Los Helados Cascabel Warintza Vizcachitas Casino Altar Acquired Acquired Fuego Sulfuros Ownership % 100% 50% / 50% 69% 100% 100% 80%-100% 75% 100% 100% 80% Agnico Eagle Richard Warke G Mining / Rio Tinto / So
Slide 8: Rapid Geological Success and More to Come
Rapid Geological Success and More to Come Five phases of porphyry drilling to date, including ~73,550 metres and just getting started … 2025 MRE – 2 Bt of ~0.8% CuEq UPCOMING CATALYSTS The next value inflection points: 2022 2022-23 2023-24 2024-25 2025-26 2026-27 Phase VII Drilling 01 Commencing Fal
Slide 9: Joining the Giants Along the Porphyry Superhighway
Joining the Giants Along the Porphyry Superhighway Chile produces a Caserones VICUÑA quarter of global DISTRICT copper annually Los Helados 100% in Chile HUASCO NUEVAUNIÓN Lunahuasi Jose Maria Chilean policy supports higher copper production and VALLENAR faster permitting timelines Filo del Sol Reli
Slide 10: Supportive New Government in Chile
Supportive New Government in Chile Pro-mining policies and faster permitting ~5.5 Mt Cu • President José Antonio Kast took office on March 11, 2026 produced in 2025 of ~23 Mt • Copper is central to the economic growth strategy – production fell Cu globally 2% in 2025, and could fall ~20% to 4.4 Mt b
Slide 11: Global Copper Demand to Rise 50% by 2040
Global Copper Demand to Rise 50% by 2040 Five Vectors of Copper Demand Traditional Economy Energy Transition AI & Data Centers Defense Humanoid Robots (?) Construction • machinery • Electric vehicles • renewables Power-dense compute • Electrification of military A new emerging demand appliances • tr
Slide 12: High-Grade Mineralization Closer to Surface
High-Grade Mineralization Closer to Surface EL ENCIERRO VALERIANO 4,400 masl • Mineralization starts ~150m below valley floor Potential Decline Access Low Angle Drill Holes 3,800m Test up-dip expression of HG • B2B zone starts ~400m UPDIP 3,650m B2B in breccia below valley floor and Top of mineraliz
Slide 13: Phase VI – B2B Breccia and Mineralized Corridor Expansion
Phase VI – B2B Breccia and Mineralized Corridor Expansion Record ~28,400m of drilling in Phase VI, exceeding initial 25,000m target 1. Highest grade intervals to date in ATEX history Expansion north beyond B2B in rhyolite ~200m E-NE of B2B in 2. Extended B2B breccia ~200m south and is open rhyolite
Slide 14: Phase VI – Evidence of a More Extensive Mineralized System
Phase VI – Evidence of a More Extensive Mineralized System +500 koz gold oxide at surface +500 koz gold oxide at surface VALERIANO 3D Drill-Hole Pierce-Point View View PHASE VI HIGH-GRADE INTERVALS PHASE VI LONG INTERSECTIONS >1.0% CuEq Rank Drill hole Interval CuEq grade Rank Drill hole Interval Cu
Slide 15: Simple Metallurgy, High Recoveries and Concentrate Grades
Simple Metallurgy, High Recoveries and Concentrate Grades High Recoveries with Conventional Processing • Two phases met. work results, Cu-Au recoveries up to 95% • Premium concentrate potential at 33% Cu and 15 g/t Au, and negligible deleterious elements • Coarser grinding does not impact recoveries
Slide 16: Very Strong Balance Sheet and Cornerstone Investors
Very Strong Balance Sheet and Cornerstone Investors Capital Structure Equity Research Coverage (7 Analysts) Target Prices Share Price (ATX-TSX – Sep 30, 2026) C$2.23 Cole McGill $5.25 Shares Outstanding (M) 376.2 Bryce Adams $5.50 Market Capitalization (M) C$839 Stefan Ioannou $4.75 Cash (M)1 C$141
Slide 17: ATEX Trading at a Significant Discount
ATEX Trading at a Significant Discount $0.350 $0.32 Higher multiples due to: • Closer to production ATEX TODAY PEER AVERAGE $0.300 • US policy support • Acquisition targets $0.250 ~$0.01/lb 8× ~$0.08/lb $0.21 Current in-situ valuation Average in-situ valuation $0.200 $0.19 Current >80% valuation Imp
Slide 18: Positioned for Meaningful Upside
Positioned for Meaningful Upside $4.55 High Acquired new land + large Phase VI porphyry targets 186m of 2.15% CuEq B2B 20m of 4.10% CuEq 56m of 2.36% CuEq B2B 78m of 3.03% CuEq 30m of 887m of 1.06% CuEq 4.4% CuEq B2B Phase V B2B discovery 1,270m of 68m of 2.02% CuEq B2B 0.63% CuEq Valeriano Phase VI
Slide 19: ESG Strategy – Investing in Environment and Communities
ESG Strategy – Investing in Environment and Communities ATEX is derisking Valeriano through responsible exploration, environmental monitoring, local hiring, and community partnerships • Continuous environmental monitoring since 2022 Healthcare for children • Local hiring and job training, and suppor
Slide 20: A Management Team Broadening in Scope and Capability
A Management Team Broadening in Scope and Capability Chris Beer Jacques Steele Dr. Felipe Aman Atwal Myrzah Bello Pablo Morelli Interim President & CEO Interim CFO Machado P. VP, Business VP, People, Health & Senior Director, Experience: Over 10 years Development & IR Safety Exploration Experience:
Slide 21: A Strong Board with History of Discoveries and Value Creation
A Strong Board with History of Discoveries and Value Creation Craig Nelsen, Chairman Experience: Geologist with over 40 years of international exploration experience. Companies: Retired from Gold Fields with 8 years as the Executive V.P., Exploration. 9 years as CEO and 14 years as Chairman of Metal
Slide 22: ATEX Resources Inc.
ATEX Resources Inc. Toronto Office: 1001 – 360 Bay St., Toronto, ON, M5H 2V6 Santiago Office: Suecia 283, Oficina 401, Providencia, Santiago, Chile Email: info@atexresources.com Website: www.atexresources.com VALERIANO COPPER-GOLD PROJECT: A New Giant High-Grade Discovery in Chile TSX: ATX | OTCQX:
Slide 23: Valeriano Mineral Resource Statement – September 2025
Valeriano Mineral Resource Statement – September 2025 Grade Contained Metal Tonnes Category Cut-off Grade Cu Au Ag Mo CuEq AuEq Cu Au Ag Mo CuEq AuEq (Mt) (%) (g/t) (g/t) (g/t) (%) (g/t) (Mt) (koz) (koz) (kt) (Mt) (koz) Measured - - - - - - - - - - - - - Indicated - - - - - - - - - - - - - Gold Oxid
Slide 24: Results Outline Scalable Deposit with High-Grade Optionality
Results Outline Scalable Deposit with High-Grade Optionality High-Grade Overprinting Breccia Expanding High-Grade Multiple Continuously Mineralized System B2B Zone Core within Porphyry Intervals of > 0.3% Cu ATXD26IV ATXD23AV ATXD11BIII ATXD17II 22m of 3.30% CuEq ATXD16AIV ATXD17II ATXD16AIV 68m of
Slide 25: Nuevo Horizonte Showing High Potential for Discovery
Nuevo Horizonte Showing High Potential for Discovery Hyperspectral signatures of Nuevo Horizonte indicative of Valeriano-style systems NH East NH East Valeriano 600m Valeriano ATXD25C Collar ATXD25C Collar Nuevo Horizonte & Valeriano Hyperspectral Clay Alteration Facing South Facing South VALERIANO
Slide 26: Current Length of System at 1,400m and Still Open
Current Length of System at 1,400m and Still Open Phase VI – ATXD25C Phase VI – ATXD26B Phase V – ATXD25A 164m of 887m of 30m of 2.77% CuEq 1.06% CuEq 4.40% CuEq High-Grade Breccia (B2B) Continuous Mineralized Intervals High-Grade Porphyry Valeriano Phase VI drill 600 m 0.3% Cu Grade- Shell (RPEEE)
Slide 27: Notes on Reported Exploration Results and QA/QC Procedures
Notes on Reported Exploration Results and QA/QC Procedures Notes on Drill Results • All intervals are reported as core lengths; true widths are unknown except where an interpreted true width is specifically stated. • Copper Equivalent (CuEq) is calculated using US$3.80/lb Cu, US$2,750/oz Au, US$27/o
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