Slide 1: Unlocking Strategic Uranium Deposits for the U.S. Supply Chain
CSE OTC FRA M MYRUF C3Q UNLOCKING STRATEGIC URANIUM DEPOSITS FOR THE U.S. SUPPLY CHAIN Institutional Deck | August 2026 myriaduranium.com 1
Slide 2: Disclaimer
CSE OTC FRA M MYRUF C3Q DISCLAIMER Qualified Person The technical information has been reviewed and approved by George van der Walt, Principal Consultant for The MSA Group (Pty) Ltd, a "Qualified Person" as defined in NI 43-101 who is not independent of the Company. The resource estimates and target
Slide 3: The Copper Mountain Uranium Project
THE COPPER MOUNTAIN CSE OTC FRA M MYRUF C3Q URANIUM PROJECT Lance-Ross Powder LOCATED IN AMERICA’S LEADING URANIUM Irigaray & Christensen Ranch 2,500,000 lb/yr JURISDICTION Copper Mountain Nichols Ranch Reno Creek Uranium Project Moore Ranch Smith Ranch-Highland Ludeman Wyoming hosts the largest-kno
Slide 4: Defining the District Potential for Copper Mountain
CSE OTC FRA M MYRUF C3Q Copper Mountain Uranium Project - Flagship Asset DEFINING 18,000+ acre land package in Wyoming, one of the the world’s top uranium jurisdictions. Historic Resource Estimates* totaling 26.6 Mlbs in 48.95 Mt @ 269 ppm eU3O8 (RMEC, 1977). Historic Exploration Target**: 1,111 to
Slide 5: The Copper Mountain Uranium Project
THE COPPER MOUNTAIN CSE OTC FRA M MYRUF C3Q URANIUM PROJECT TIER-ONE JURISDICTION WITH EXCELLENT ACCESS TO INFRASTRUCTURE Wyoming, USA One of the largest uranium projects in Wyoming N 100%-owned, 18,000+ acre land package with 7 historic deposits, 11 prospects with historic drilling, 10 additional t
Slide 6: The Copper Mountain Uranium Project
THE COPPER MOUNTAIN CSE OTC FRA M MYRUF C3Q URANIUM PROJECT LOOKING NORTH AT COPPER MOUNTAIN LOOKING SOUTH FROM THE CANNING DEPOSIT 6
Slide 7: Compelling Geology Including ISR Potential at Copper Mtn.
CSE OTC FRA COMPELLING GEOLOGY INCLUDING M MYRUF C3Q ISR POTENTIAL AT COPPER MTN. Multiple Deposit Types Historic drilling mainly targeted granite-related mineralization down to 600 feet (e.g. North Canning). But there is associated sedimentary mineralization (e.g. Arrowhead). And the possibility of
Slide 8: Historic Work Provides a Launchpad for Rapid Project Advancement
CSE OTC FRA M MYRUF C3Q HISTORIC WORK PROVIDES A LAUNCHPAD FOR RAPID Union Pacific had developed a 6-pit mine PROJECT ADVANCEMENT plan centered on the Canning Deposit. 1950s - 1960s 1980 - 1982 2006 - 2012 OCT 2023 Discovery of Arrowhead Uranium prices drop post Neutron and Strathmore Myriad Options
Slide 9: Historic Work Provides a Launchpad for Rapid Project Advancement
CSE OTC FRA M MYRUF C3Q HISTORIC WORK PROVIDES A LAUNCHPAD FOR RAPID 1970s (continued) PROJECT ADVANCEMENT Anaconda Copper drilled 19 boreholes into the Railroad target area 1950s - 1960s 1980 - 1982 2006 - 2012 OCT 2023 Discovery of Arrowhead Uranium prices drop post Neutron and Strathmore Myriad O
Slide 10: Phase I Drill Program
COPPER MOUNTAIN URANIUM PROJECT Canning PHASE I DRILL PROGRAM CONFIRMED HISTORICAL RESULTS AT CANNING Historical Drilling Myriad’s Phase 1 Drilling - November, 2025 ~820 holes were drilled in the Canning deposit by Union Pacific, generally to Focused on the priority target area, known to contain hig
Slide 11: Phase I Drill Program: Assays Revealed Higher Grades
COPPER MOUNTAIN URANIUM PROJECT CSE OTC FRA PHASE I DRILL PROGRAM M MYRUF C3Q ASSAYS REVEALED HIGHER GRADES AND DEEPER MINERALIZATION In the 1970s, Union Pacific only relied on probe data to estimate resources and plan the mine. Union Pacific relied on DFN probe data, which was considered conservati
Slide 12: Phase I Drill Program: Continuity in Canning Area of Interest
COPPER MOUNTAIN URANIUM PROJECT CSE OTC FRA PHASE I DRILL PROGRAM M MYRUF C3Q SHOWING CONTINUITY IN THE CANNING “AREA OF INTEREST” Mineralization Model Comparison Phase 1 Drilling Increases Confidence in Resource Phase 1 drilling confirmed mineralization modelled from historic drilling data. Assay g
Slide 13: Phase II Drill Program: Unlocking Copper Mountain's Potential
COPPER MOUNTAIN URANIUM PROJECT CSE OTC FRA PHASE II DRILL PROGRAM M MYRUF C3Q UNLOCKING COPPER MOUNTAIN’S POTENTIAL GRANITE HOSTED URANIUM The seven-deposit historical resource of 26.63 Mlbs mainly hosted in granite - drilled to a depth of ~180 m. The Bendix report defined many targets with granite
Slide 14: Phase II Drill Program: Define Path to Resource
COPPER MOUNTAIN URANIUM PROJECT CSE OTC MYRUF FRA PHASE II DRILL PROGRAM M C3Q DEFINE PATH TO RESOURCE AND UNLOCK DISTRICT POTENTIAL Myriad’s Phase II Drill Program - Currently Underway Phase II will commence with a two-stage drill program totaling approximately 5,000 metres. Current cash on hand wi
Slide 15: Phase II Drill Program: Stage 1
COPPER MOUNTAIN URANIUM PROJECT PHASE II DRILL PROGRAM CSE OTC FRA M MYRUF C3Q STAGE 1 HISTORICAL RESOURCE Average Grade Content Attributable GEM Deposit Category Tons (Mt) (ppm eU3O8) (Mlbs) % TARGET: Granite Hosted Uranium Canning INF + IND 28 260 14.84 92 At least 45 historic holes drilled in thi
Slide 16: Phase II Drill Program: Stage 2
COPPER MOUNTAIN URANIUM PROJECT PHASE II DRILL PROGRAM CSE OTC FRA M MYRUF C3Q STAGE 2 Myriad-Driven Targets Drill Ready Targets Myriad recently doubled the size of its land package to incorporate potential targets defined their geophysics. Magnetic and radiometric surveys highlighted the historical
Slide 17: Phase II Drill Program: Additional Target Locations
COPPER MOUNTAIN URANIUM PROJECT CSE OTC FRA PHASE II DRILL PROGRAM M MYRUF C3Q STAGE 2 Additional Target Locations 14 additional targets based on historic and new information. Many have known mineralization and some historic drilling by Union Pacific and Anaconda Copper in late 1970s. 17
Slide 18: Historical Estimates
HISTORICAL ESTIMATES CSE M OTC MYRUF FRA C3Q HISTORICAL WORK HIGHLIGHTS PROJECT POTENTIAL Union Pacific conducted exploration work in the 1970s and identified numerous deposits with mineralization potential Over 900,000 feet of hammer tool and core drilling completed by Union Pacific- over US$85 mil
Slide 19: Breccia Pipe Project
BRECCIA PIPE PROJECT CSE M OTC MYRUF FRA C3Q FREE CALL OPTION IN ARIZONA 23 Breccia Pipe Targets 23 Breccia Pipe Exploration Targets across the Arizona Strip and Colorado Plateau, mostly located on State Leases. Located in close proximity to Energy Fuels’ Pinyon Plain Mine, America’s highest-grade a
Slide 20: Red Basin Project
RED BASIN PROJECT CSE M OTC MYRUF FRA C3Q SOLD FOR US $2.5 M & 10% FREE CARRY Historic reports and drilling indicate a clear path to resources Minor production reported from the district in the Historic Drilling Known Deposit 1950's. Historical exploration drilling Gulf Oil Corporation Faults Myriad
Slide 21: Red Basin Sold to Subatomic
RED BASIN SOLD TO SUBATOMIC, A NEW VENTURE BACKED CSE M OTC MYRUF FRA C3Q BY U.S. TECHNOLOGISTS 8VC AND OVERMATCH Strategic alliance to be formed re deal pipeline TRANSACTION TERMS STRATEGIC VALUE & RATIONALE Strong Capital Return Price - US$2,500,000 million cash Over 6x return cash-on-cash in 14 m
Slide 22: Recent and Upcoming Milestones
CSE OTC FRA M MYRUF C3Q RECENT AND UPCOMING MILESTONES Copper Mountain Integrate new district-wide radiometric and mag data into drill planning Phase II Drilling Commenced July 2026 - Drill key targets: Midnight, Lucky Cliff, Cedar Ridge Including targets with historical resources; Gem, Hesitation,
Slide 23: Deep Uranium and Capital Markets Expertise
CSE OTC FRA M MYRUF C3Q Senior Executives DEEP URANIUM AND CAPITAL Thomas Lamb CEO Simon Clarke Chairman MARKETS Senior Technical Committee EXPERTISE George van der Walt Jim Davis Qualified Person Senior Advisor 23
Slide 24: Corporate Overview
CSE OTC FRA M MYRUF C3Q CORPORATE OVERVIEW Capitalization* Share Performance** Metrics ($C) Common shares issued and outstanding 139,977,425 CNSX Warrants 38,748,080 0.70 Stock Options 10,980,120 RSUs (issued in between $0.40 and $0.50) 5,340,000 0.60 Fully diluted shares 195,045,625 0.50 Leadership
Slide 25: Contact Us
CSE OTC FRA M MYRUF C3Q CONTACT US Thomas Lamb Chief Executive Officer Email: tlamb@myriaduranium.com Phone: +1 (604) 418-2877 Myriad Uranium Corp. Suite 600 - 1090 West Georgia Street Vancouver, British Columbia Canada, V6E 3V7 www.myriaduranium.com 25
Slide 26: Notes to Disclosure of Historical Estimates
NOTES TO DISCLOSURE OF HISTORICAL ESTIMATES CSE OTC FRA (AS PER SECTION 2.4 OF THE NI 43-101 STANDARDS OF DISCLOSURE FOR MINERAL PROJECTS) M MYRUF C3Q Copper Mountain, Wyoming a) The estimates completed by Fluor Mining and Metals Inc. (Fluor), May 20, 1980 are cited in several reports post-dating th
Slide 27: Notes to Disclosure of Historic Information
CSE OTC FRA NOTES TO DISCLOSURE OF HISTORIC INFORMATION M MYRUF C3Q Red Basin, New Mexico The following sources of information are relevant to the historic resource or grade estimates referred to in this document: Bachman, G.O., Baltz, E.H. and Griggs, R.L (1957). Reconnaissance of Geology and Urani
Slide 28: Notes to Disclosure of Exploration Results
NOTES TO DISCLOSURE OF EXPLORATION RESULTS CSE OTC FRA M MYRUF C3Q (AS PER SECTION 3.3 OF THE NI 43-101 STANDARDS OF DISCLOSURE FOR MINERAL PROJECTS) Copper Mountain, Wyoming Myriad’s 2024 Drilling Drilling was undertaken by Harris Exploration using two diamond core (DD) rigs producing HQ (63.5 mm /
Slide 29: Notes to Disclosure of Exploration Results
NOTES TO DISCLOSURE OF EXPLORATION RESULTS CSE OTC FRA M MYRUF C3Q (AS PER SECTION 3.3 OF THE NI 43-101 STANDARDS OF DISCLOSURE FOR MINERAL PROJECTS) Copper Mountain, Wyoming (Continued) Quality Assurance and Quality Control (QAQC) Quality Assurance was achieved by implementing a set of Standard Ope
Slide 30: Appendix: Historical Drilling vs Myriad's Drilling
CSE OTC FRA M MYRUF C3Q APPENDIX: Historical Drilling vs Myriad’s Drilling 30
Slide 31: 1970s to 2025: Assays Increase Shell Volumes and Avg Grade
CSE OTC FRA M MYRUF C3Q 1970s to 2025: Assays Increase Shell Volumes and Avg Grade Planning Model (Historic Data) Equivalent Uranium (Probe) - eU3O8 Model Assay Uranium (Laboratory) - U3O8 Model (Based on more data points) (Based on less data points) (Based on less data points) Average sample grades
Slide 32: 1970s: Canning Grade Shells
1970s: Canning Grade Shells CSE OTC FRA M MYRUF C3Q Modelled from historical cross-sections 32
Slide 33: 34 New Boreholes at Canning
34 New Boreholes at Canning CSE OTC FRA M MYRUF C3Q Modelled from gamma probe data (equivalent uranium) 33
Slide 34: Overlay: 1970's data + 2024 gamma probe
Overlay: 1970's data + 2024 gamma probe CSE OTC FRA M MYRUF C3Q 34
Slide 35: 2025: Sample Chemical Assays
2025: Sample Chemical Assays CSE OTC FRA M MYRUF C3Q Modelled from assay data - Probe grades enhanced by up to 60% 35
Slide 36: Overlay: 1970s Drilling + 2024 Probe + 2025 Assays
Overlay: 1970s Drilling + 2024 Probe + 2025 Assays CSE OTC FRA M MYRUF C3Q Combined models - more uranium after assays 36
Slide 37: Fault Mineralising Model
FAULT MINERALISING MODEL CSE OTC FRA M MYRUF C3Q 37
Slide 38: Appendix: Copper Mountain Landscape Imagery
CSE OTC FRA M MYRUF C3Q APPENDIX: Copper Mountain Landscape Imagery 38
Slide 39: Looking South from the Canning Deposit at Copper Mountain, Wyoming
LOOKING SOUTH FROM THE CANNING DEPOSIT AT COPPER MOUNTAIN, WYOMING 39
Slide 40: Looking North, Copper Mountain, Wyoming
LOOKING NORTH COPPER MOUNTAIN, WYOMING 40