Pmet Resources Inc. · TSX:PMET
Pmet Resources — Corporate Update (September 2026)
48 slides from Pmet Resources's corporate update, Sep 21, 2026
Slide 1: Site Visit Presentation September 2026
rsonal use only Site Visit Presentation September 2026
Slide 2: Rare Geology of Global Significance
RARE GEOLOGY OF GLOBAL SIGNIFICANCE Shaakichiuwaanaan Project 3 critical minerals in a world rsonal use only class mining jurisdiction Lithium-Caesium-Tantalum (LCT) pegmatite deposit — at scale and grade in each, recoverable via simple processing techniques. Proven mining jurisdiction with over 20
Slide 3: Shaakichiuwaanaan Project
Shaakichiuwaanaan Project rsonal use only Top 10 largest lithium1 pegmatite resource globally and the largest lithium pegmatite Simple, physical recovery reserve in the Americas. methods expected to lead to lower operating costs relative Proven management team, The world’s largest pollucite- to alte
Slide 4: Proven Management Team
Proven Management Team Built Pilgangoora (PLS) and mines in the north, now developing Shaakichiuwaanaan rsonal use only Ken Brinsden Natacha Garoute Frédéric Mercier- Darren L. Smith Alex Eastwood Grace Barrasso Olivier Caza-Lapointe CEO, President, Director CFO Langevin Executive Vice President, Ex
Slide 5: 6th Largest Lithium Pegmatite Mineral Reserve in the World
SHAAKICHIUWAANAAN – INVESTMENT HIGHLIGHTS 6th Largest Lithium Pegmatite Mineral Reserve in the World Lithium Pegmatite Mineral Reserve by Grade and Tonnage rsonal use only Production Development PMET 2.20% 1 Mt Bubble size equated to LCE contained LCE (Mt) 2.00% Greenbushes 1.80% Grade (%Li2O) 1.60%
Slide 6: Positioning To Become a Top Producer Globally
Positioning To Become a Top 5 Producer Globally Our CV5 Lithium Only Feasibility Study (FS) targets ~ 800 ktpa and at current production levels positions the Company as the 3rd largest spodumene producer of SC5.5 globally1 and largest in the Americas. Uniquely positioned to supply North American, Eu
Slide 7: Strong NPV Growth Driven by Rising Lithium Prices
Strong NPV Growth Driven by Rising Lithium Prices Project NPV is highly sensitive to lithium spodumene concentrate pricing, with ~ C$450M of NPV(8%) change per $100/t increment in SC5.5 price1. rsonal use only NPV8% sensitivity to spodumene concentrate price (US$/t SC5.5, real) C$m Spodumene Spot Pr
Slide 8: Our Development Strategy
Our Development Strategy Diversify Downstream into Chemicals rsonal use only Unlock Additional Value from Other Critical Minerals Evaluating Future Opportunities for Lithium and Optimize and Deliver on Caesium Chemicals our Lithium Operation Caesium and Tantalum Co-Products Participation in future m
Slide 9: Upcoming Studies – Scope and Timing
Upcoming Studies – Scope and Timing Targeting improved project deliverables and the inclusion of the co-product opportunities Studies anticipated for Q4, 2026 release. Updated CV5 Feasibility Study: rsonal use only An updated and optimized development case for the initial CV5 Project Final Investm
Slide 10: World-Class Partners and Relationships
STRATEGIC VALIDATION World-Class Partners and Relationships Building strategic relationships — with global leaders in battery materials, electric mobility, and specialty chemicals — validating industry confidence in Project quality and longevity. rsonal use only AUG 2023 DEC 2024 APR 2026 JUNE 2026
Slide 11: Evaluating Pathways to Battery-Grade Lithium Carbonate
Evaluating Pathways to Battery-Grade Lithium Carbonate ALi® Atmospheric Leach Process + Strategic MOU on Electric Microwave Calcination Primero's proprietary process identified as the preferred pathway for further study to process Shaakichiuwaanaan spodumene concentrate into value-added lithium chem
Slide 12: Committed to Community Engagement
Committed to Community Engagement rsonal use only Demonstrated Indigenous economic participation: Approximately $14.6M (29%) of F2026 procurement directed to Indigenous businesses and joint ventures. Indigenous employment already underway: During F2026, 51 Indigenous workers (more than 20% of site w
Slide 13: Permitting Process Underway
rsonal use only Permitting Process Underway Environmental & Social Impact Assessment (ESIA) Proactive engagement continues Submitted PMET maintains ongoing dialogue with First Nations, Following 4 years of environmental baseline studies, PMET federal and provincial regulators supported by detailed s
Slide 14: Permitting Process Underway: A Clear Regulatory Path Forward
Permitting Process Underway ~18–24 months from ESIA submission to decision A Clear Regulatory Path Forward • 2022–2028 rsonal use only 2022–2025 SUMMER 2026 2027 ENVIRONMENTAL REGULATORY REVIEW TECHNICAL REVIEW & BASELINE UNDERWAY REGULATORY • Federal review PROCESS • 4 years of baseline progressing
Slide 15: Geological, Technical and Permitting Pathway Towards FID
Geological, Technical and Permitting Pathway Towards FID 2021 2022 2023 2024 2025 2026 2027 ACHIEVEMENTS 1st drill hole – September rsonal use only 2021 NEXT STEPS Engagement with Cree First Nations Environmental Studies / ESIA Preparation Mineral Resource Estimates (MRE) Albemarle Investment PEA VW
Slide 16: Building a Strong Financial Foundation
Building a Strong Financial Foundation PMET has C$176M of cash-on-hand1 and is assembling a sophisticated group of financial partners to advance the Shaakichiuwaanaan Project. rsonal use only Société Générale Non-binding LOI — interest as Mandated Lead Arranger for debt financing Export Development
Slide 17: Lithium Market
rsonal use only Lithium Market
Slide 18: Let's revisit what the market was expecting in 2025
Let’s revisit what the market was expecting in 2025… The BESS growth has been widely underestimated. This is a slide from our 2025 Site Visit: rsonal use only 2024 2030 Growth CAGR The IEA believes the world needs 1.2 TWh of BESS in 2030 for Net Zero Emission targets of Paris Accord¹. Rho Motion (ba
Slide 19: Almost 1.1 TWh battery demand in H1 2026
Almost 1.1 TWh battery demand in H1 2026 BESS growth has been a key new driver to lithium demand, and will likely rapidly take-over lithium-ion battery deployment in EV’s rsonal use only H1 EV Battery Deployment1 584 GWh Combined EV battery deployment and BESS cell shipments reached 1,080 GWh in the
Slide 20: Co-products Strategy
Co-products Strategy rsonal use only
Slide 21: Lithium is the base, co-products create a unique opportunity
Lithium is the base, while the scale and grade of co-products create a unique opportunity Three distinct value-creation levers for our globally-relevant critical minerals project rsonal use only FOUNDATION NEAR-TERM ENHANCEMENT MARKET OPPORTUNITY Lithium at CV5 Tantalum at CV5 Caesium Published FS U
Slide 22: Pacing caesium supply with market growth
Pacing caesium supply with market growth An enormous resource size creates: strategic value, an opportunity to re-imagine the supply chain, and incentivize industry growth rsonal use only 1 2 3 4 Secure existing Build new inventory Broaden industrial Preserve emerging- demand pools adoption use opti
Slide 23: Caesium and tantalum: the unique opportunity at Shaakichiuwaanaan
PMET Resources Caesium and tantalum: Why Shaakichiuwaanaan is unique the unique opportunity The geological endowment at Shaakichiuwaanaan is rsonal use only unique due to its size and scale in all three minerals at Shaakichiuwaanaan present: lithium, caesium, and tantalum. Why co-products matter Sep
Slide 24: Tantalum demand is more familiar than investors think
TANTALUM DEMAND FRAMING Forecast tantalum demand Tantalum demand is more 2026 2036 familiar than investors think 3,000 5,500 rsonal use only tonnes Ta2O5 tonnes Ta2O5 What does tantalum actually go into, and why is AI investment cycle suddenly relevant? Sputtering Other 2% targets 15% Capacitor powd
Slide 25: Tantalum is strategic and supply chains are uncertain
TANTALUM SUPPLY RISK Tantalum 5-year price chart Tantalum is strategic and supply chains are uncertain rsonal use only If demand is durable, what worries customers most about the supply chain? • 2026 price spike highlights how quickly a disruption can move a relatively small market. • China stockpil
Slide 26: Why could PMET matter in caesium?
Why could PMET matter in caesium? 30.5/40.7 kt 88% PMET is not simply another project, it has the potential contained Cs2O at CV13, reported recovery in bench-scale indicated/inferred1 metallurgical test work context2 rsonal use only to fundamentally alter the current caesium market. PMET’s resource
Slide 27: Caesium market is resource constrained
CAESIUM MARKET FRAMING Caesium market is resource constrained rsonal use only The current market is small due to limited supply Estimated current demand for caesium by application and stability. Fine chemicals 13% Current “new” caesium demand is estimated near Sulphuric acid Titanium pigments cataly
Slide 28: What could unlock caesium demand?
CAESIUM GROWTH DISCUSSION What could unlock caesium demand? rsonal use only The market is supply-constrained today and Estimated current and potential demand for caesium, excluding caesium formate (t Cs2O) demand could potentially grow meaningfully with further supply. Current 2035 projected/potenti
Slide 29: Why new supply could expand the caesium formate market
CAESIUM FORMATE OPPORTUNITY Why new supply could expand the caesium formate market Caesium formate: a supply-constrained market with room to grow rsonal use only Why new supply could expand demand rather than simply displace existing demand Why it matters Why the market is short What limited supply
Slide 30: Caesium formate global resources
CAESIUM FORMATE OPPORTUNITY Caesium formate global resources Indicative of the potential demand growth given enough supply of caesium formate rsonal use only How a new leasing pool1 of caesium formate could change the Emerging Regional Caesium Basins Worldwide market • Growth of the caesium formate
Slide 31: Caesium formate global basins
CAESIUM FORMATE OPPORTUNITY Caesium formate global basins Emerging Regional Caesium Basins Worldwide rsonal use only Canada New potential offshore well activity in Newfoundland CANADA North Sea Shaakichiuwaanaan Deposit, QC Gulf of Mexico PMET Resources Existing Caesium use SE Asia lags North Sea Ex
Slide 32: Could perovskite solar become a new caesium demand leg?
INVESTOR QUESTION Could perovskite solar become a new caesium demand leg? IEA solar market context rsonal use only Early-stage and high-risk, but the math is simple: very low caesium intensity multiplied by a very large solar market. 2025 2025-2030 Solar PV additions surpassed IEA forecasts almost 4
Slide 33: Q&A – and thank you.
Q&A – and thank you. rsonal use only
Slide 34: Supplemental Slides
Supplemental Slides rsonal use only
Slide 35: BESS has become lithium's second growth engine
BESS has become lithium's second growth engine Stationary storage is driving a disproportionate share of battery-demand growth rsonal use only Battery Demand by Combined incremental BESS GWh in 2026 BESS EV BATTERIES 21% 51% BESS demand ~51% of combined incremental GWh in 2026. Passenger EVs still d
Slide 36: BerryPick: Larger Samples for Downstream Caesium Testwork
BerryPick: Larger Samples for Downstream Caesium Testwork More than 2.5 tonnes of pollucite pegmatite collected to date at the Vega Zone (CV13)1 rsonal use only More representative material Fragments up to approximately 30 cm better approximate crushed Run of Mine material than conventional drill co
Slide 37: Annexures
rsonal use only Annexures
Slide 38: Important Information
Important Information This presentation (together with oral statements made in connection NO FINANCIAL PRODUCT ADVICE All statements, other than statements of present or historical facts, are forward- herewith, this “Presentation”) is dated September 20, 2026, and has been This Presentation is for i
Slide 39: Important Information
Important Information Although the Company believes its expectations are based upon reasonable changes in general economic conditions; changes in the financial markets and in Cash operating costs at site and cash operating costs at site per tonne: Cash assumptions and has attempted to identify imp
Slide 40: Important Information
Important Information NI 43-101 AND JORC CODE (2012 EDITION) Mr. Frédéric Mercier-Langevin, Ing. M.Sc, who is a Qualified Person as defined by THE INFORMATION IN THIS PRESENTATION WITH RESPECT TO THE Mineral Reserve and Mineral Resource estimates and Exploration Results are National Instrument 43-10
Slide 41: NI 43-101 Mineral Resource Statement
NI 43-101 Mineral Resource Statement CV5 AND CV13 PEGMATITES rsonal use only Consolidated MRE Caesium Zone MRE Conceptual Contained Contained Tonnes Li2O Cs2O Ta2O5 Ga Tonnes Cs2O Li2O Ta2O5 Mining Pegmatite Classification LCE Caesium Zone Classification Cs2O (t) (%) (%) (ppm) (ppm) (t) (%) (%) (ppm
Slide 42: NI 43-101 Mineral Reserve Statement
NI 43-101 Mineral Reserve Statement CV5 PEGMATITE rsonal use only Tonnes Li2 O Contained LCE Area Classification (Mt) (%) (t) Proven - - - Open-Pit Probable 49.2 1.12 1.36 Proven - - - Underground Probable 35.1 1.45 1.26 Proven - - - Probable 84.3 1.26 2.62 Cut-off grade of 0.40% Li2O (open-pit) and
Slide 43: Peer Comparison Information – Production Capacity
Peer Comparison Information – Production Capacity Mine Name Ticker Project Name Stage Degree of Study Price Assumption (US$/t SC6) Information Source - Current Production Capacity Information Source - Planned Capacity Life PLS PLS Pilgangoora Production ASX announcement dated June 19, 2026 ASX annou
Slide 44: Peer Comparison – Lithium Pegmatite Mineral Reserves (Global) 1/2
P E E R COMPARISON INFORMATION – LITHIUM PEGMATITE Mineral reserves (GLOBAL) (1/2) Mineral Reserves Company Project Stage Information Source(s) Proven Probable Mt %Li2O Mt %Li2O AVZ Minerals Limited 75% / La Congolaise d’Exploitation Minière SA 25% Manono Development 65.0 1.6% 66.6 1.6% AVZ FY24 Fin
Slide 45: Peer Comparison – Lithium Pegmatite Mineral Reserves (Global) 2/2
P E E R COMPARISON INFORMATION – LITHIUM PEGMATITE Mineral reserves (GLOBAL) (2/2) Mineral Reserves Company Project Stage Information Source(s) Proven Probable Mt %Li2O Mt %Li2O Critical Elements Lithium Corporation Rose Development – – 26.3 0.9% TSX announcement dated August 29, 2023 rsonal use onl
Slide 46: Peer Comparison – Lithium Pegmatite Mineral Reserves (Americas)
P E E R COMPARISON INFORMATION – LITHIUM PEGMATITE Mineral reserves (Americas) Mineral Reserves Company Project Stage Information Source(s) Proven Probable Mt %Li2O Mt %Li2O Shaakichiuwaanaa PMET Resources Inc. Development – – 84.3 1.3% TSX announcement dated October 20, 2025 n rsonal use only Sigma
Slide 47: Peer Comparison – Tantalum Pegmatite Mineral Resources (1/2)
Peer Comparison Information – Tantalum Pegmatite Mineral Resources (Global) (1/2) Inclusive of Mineral Resources Company Project Stage Reserves Measured Indicated Inferred Information Source(s) Ta2O5 Ta2O5 Ta2O5 Mt Mt Mt ppm ppm ppm PLS Group Ltd. Pilgangoora Production Y 19.0 111 356 120 70.0 134 A
Slide 48: Peer Comparison – Tantalum Pegmatite Mineral Resources (2/2)
Peer Comparison Information – Tantalum Pegmatite Mineral Resources (Global) (2/2) Inclusive of Mineral Resources Company Project Stage Reserves Measured Indicated Inferred Information Source(s) Ta2O5 Ta2O5 Ta2O5 Mt Mt Mt ppm ppm ppm Advanced Metallurgical Group N.V. (AMG) Mibra Production – 3.4 359