Atex Resources Inc. · TSX:ATX
Atex Resources — Investor Presentation (July 2026)
32 slides from Atex Resources's investor presentation, July 2026
Slide 1: Valeriano Copper-Gold Project Corporate Presentation
TSX: ATX | OTCQX: ATXRF VALERIANO COPPER-GOLD COPPER COPPER- PROJECT Consolidating a World-Class District while Defining a Copper-Gold Giant in Chile Corporate Presentation July 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”) is confidential and has This presentation may contain statements that constitute “forward-l
Slide 3: Valeriano – World Class Size and Grade, Still Growing
Valeriano – World Class Size and Grade, Still Growing Scale, High-Grade, Optionality • Emerging top 10 global undeveloped copper project (34 Blbs CuEq metal in 2025 MRE) • Over 4,400% return over four years and trading at discount to peers and analyst targets • Every drilling phase continuing to del
Slide 4: Positioned for a Significant Re-Rating
Positioned for a Significant Re-Rating $4.55 High Acquired new Phase VI porphyries 186m of 2.15% CuEq 56m of 2.36% CuEq 887m of 1.06% CuEq B2B B2B 30m of 4.4% CuEq Phase V Industry-wide assay lab delays 1,342m of B2B Macro volatility 0.73% CuEq 164m of B2B discovery 68m of 2.02% CuEq 2.77% CuEq Sign
Slide 5: 2025 MRE of 34 Blbs of Contained CuEq and Open for Growth
2025 MRE of 34 Blbs of Contained CuEq and Open for Growth 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% 0.3% Cu B2B Zone Target Grade- Grade-Shell Grade (
Slide 6: Rapid Geological Success and More to Come
Rapid Geological Success and More to Come Five phases of porphyry drilling to date including ~73,550 meters and just getting started … 2022 2022-23 2023-24 2024-25 2025-26 Phase II Phase III Phase IV Phase V Phase VI (~3,900m in (~12,500m in (~12,200m in (~16,550m in (~28,400m 3 holes) 8 holes) 9 ho
Slide 7: Positioning ATEX Among Large Porphyry Projects
Positioning ATEX Among Large Porphyry Projects Valeriano Filo del Sol3 Los Helados Cascabel4,6 Warintza Ownership % 100% 50% / 50% 69% 100% 100% Country - Chile Argentina / Chile Chile Ecuador Ecuador Stage of Projects - Exploration Vicuña Study Exploration Pre-Feasibility Pre-Feasibility Mine Type
Slide 8: 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 Chile policy supports higher copper production and faster VALLENAR permitting timelines Filo del Sol Relinc
Slide 9: District Consolidation Underway
District Consolidation Underway 25,000 ha land package 14,550 ha surface rights Multiple porphyry style targets VALERIANO COPPER-GOLD PROJECT: A New Giant High-Grade Discovery in Chile TSX: ATX | OTCQX: ATXRF 9
Slide 10: Nuevo Horizonte and Valeriano
Nuevo Horizonte and Valeriano 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 COPPER-GOLD PROJECT: A
Slide 11: 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 El Encierro 600 m 0.3% Cu Grade Gra
Slide 12: High-Grade Mineralization Closer to Surface
High-Grade Mineralization Closer to Surface • Mineralization EL ENCIERRO VALERIANO starts ~150m below 4,400 masl valley floor PHASE VII • B2B zone starts Low Angle Drill Holes 3,800m To test up-dip up-dip expression of HG up ~400m below valley UPDIP B2B in Breccia floor and rising to 3,650m PHASE VI
Slide 13: Phase VI – HG Breccia and Mineralized Corridor Expansion
Phase VI – HG Breccia and Mineralized Corridor Expansion Record 28,400m completed in Phase VI, exceeding initial 25,000m target Over 50% of assays still pending for Phase VI 1. High-grade B2B core intervals (40m of 4.83% CuEq) 2. Extension of B2B zone ~100m down dip Program highlights: 3. Extension
Slide 14: Phase VI – Evidence of a More Extensive Mineralized System
Phase VI – Evidence of a More Extensive Mineralized System VALERIANO COPPER-GOLD PROJECT: A New Giant High-Grade Discovery in Chile TSX: ATX | OTCQX: ATXRF 14
Slide 15: Valeriano Shows Efficient Conversion of Drilling into Resources
Valeriano Shows Efficient Conversion of Drilling into Resources 8.6 Mt / JOSEMARIA 81 t/m 106,504m tonnes per metre (t/m) 15.2 Mt / LOS HELADOS 162 t/m 93,750m 47.7 Mt / FILO 238 t/m 200,486m 15.5 Mt / VALERIANO 303 t/m 51,000m 0 50 100 150 200 250 300 350 Notes: Metric tonnes are shown on a copper
Slide 16: Simple Metallurgy, High Recoveries and Concentrate Grades
Simple Metallurgy, High Recoveries and Concentrate Grades Best-in-class copper and gold recoveries • Copper-gold recoveries of 92% - 95% Cu and 90% - 97% Au • Premium concentrate potential at 33% Cu and 15 g/t Au, and no deleterious elements • Coarser grinding does not impact recoveries and improves
Slide 17: 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 – June 30, 2026) C$2.44 Cole McGill $5.25 Shares Outstanding (M) 374.6 Bryce Adams $5.50 Market Capitalization (B) C$0.91 Stefan Ioannou $4.75 Cash (M)1 C$15
Slide 18: 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 19: A Management Team Broadening in Scope and Capability
A Management Team Broadening in Scope and Capability Chris Beer Elijah Tyshynski Dr. Felipe Aman Atwal Myrzah Bello Pablo Morelli Interim CEO CFO and Corporate Machado P. VP, Business VP, People, Health & Senior Director, Secretary Development & IR Safety Exploration Experience: Over 30 years PhD (E
Slide 20: 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 21: ATEX Purpose and Values
ATEX Purpose and Values What do we do? Safety Collaboration Define a giant copper-gold deposit in Chile through disciplined exploration, responsibly We care about We create our people, mutual value and sustainably. communities, through and the meaningful Why do we do what we do? environment partners
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: Shaping the Future of Valeriano
Shaping the Future of Valeriano • High grade breccia (“B2B Zone”) is close to the valley floor • B2B is a high-grade, structurally Phase IV & V drilling totalling approximately 28,600m controlled target (2.0%+ CuEq 2023 Resource Mineralized core in a 1.0-1.5% CuEq halo) Porphyry 2023 Resource Porphy
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: 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 26: 2025 MRE – Significant Increase in Value and Confidence
2025 MRE – Significant Increase in Value and Confidence 2023 MRE1 2025 MRE Change Copper-Gold Sulphide Copper-Gold Sulphide Inferred Indicated + Inferred Tonnes (Bt) 1.4 0.5 + 1.5 37% CuEq Grade 0.67% 0.88% / 0.75% Metres Drilled 22,000 51,000 132% Recoveries – Cu / Au 90% Cu / 70% Au 95% Cu / 94% A
Slide 27: Phase IV Drill Results
Phase IV Drill Results CuEq % CuEq % Hole ID From (m) To (m) Interval (m) Cu (%) Au (g/t) Ag (g/t) Mo (g/t) Date Notes: MRS(1,3) Met(2) 1. CuEq calculated using recoveries assumed in 2023 MRE (90% Cu, 70% Au, 80% Ag and ATXD12A 864 1,986 1,122 0.37 0.14 1.0 57 0.48 0.50 60% Mo) (See Company news dat
Slide 28: Phase V Drill Results
Phase V Drill Results CuEq % CuEq % Notes: Hole ID From (m) To (m) Interval (m) Cu (%) Au (g/t) Ag (g/t) Mo (g/t) Date MRS(1,3) Met(2) 1. CuEq calculated using recoveries assumed in 2023 MRE (90% Cu, 70% Au, ATXD16B 1,044 1,824 780 0.56 0.23 0.9 90 0.76 0.81 80% Ag and 60% Mo) (See Company news date
Slide 29: Phase V Drill Results (Continued)
Phase V Drill Results (Continued) Notes: CuEq % CuEq % Hole ID From (m) To (m) Interval (m) Cu (%) Au (g/t) Ag (g/t) Mo (g/t) Date MRS(1,3) Met(2) 1. CuEq calculated using recoveries assumed in 2023 MRE (90% Cu, 70% Au, 80% Ag and 60% Mo) (See Company news dated September 12, 2023) using the ATXD29A
Slide 30: Phase VI Drill Results
Phase VI Drill Results Notes: Hole ID From (m) To (m) Interval (m) Cu (%) Au (g/t) Ag (g/t) Mo (g/t) CuEq % MRS(1) Date 1. CuEq calculated using recoveries assumed in 2025 MRE (see Company news dated September 23, 2025) using the formula: ATXD25C 1,302 1,886 584 0.83 0.39 2.2 65 1.27 a. Cu (%) + 1.0
Slide 31: Phase VI Drill Results (Continued)
Phase VI Drill Results (Continued) Notes: Hole ID From (m) To (m) Interval (m) Cu (%) Au (g/t) Ag (g/t) Mo (g/t) CuEq % MRS(1) Date 1. CuEq calculated using recoveries assumed in 2025 MRE (see Company news dated September 23, 2025) using the formula: ATXD25D 1,208 1,826 618 0.40 0.10 0.7 110.9 0.54
Slide 32: Notes on Reported Exploration Results and QAQC Procedures
Notes on Reported Exploration Results and QAQC Procedures Notes on Drill Results • All intervals are reported as core lengths as the true lengths of the intervals are unknown at this time. • Copper Equivalent (CuEq) is calculated assuming US$ 3.15/lb Cu, US$ 1,800/oz Au, US$ 23/oz Ag, and US$ 20/lb