Slide 1: QuantumScape Corp (NASDAQ: QS) Investor Presentation
QuantumScape Corp (NASDAQ: QS) Investor Presentation June 2026 QUANTUMSCAPE CONFIDENTIAL
Slide 2: Forward-Looking Statements
Forward-Looking Statements This presentation contains “forward-looking statements” within the meaning of the federal securities laws based on management’s current expectations, assumptions, and available information about future events as of the date of this letter. All statements, other than histor
Slide 3: Conventional Lithium-Ion Batteries: Rate of Improvement Has Plateaued
Conventional Lithium-Ion Batteries: Rate of Improvement Has Plateaued QS technology marks the beginning of a new performance trajectory Technology S-Curves: Lithium-ion vs QS Technology 3
Slide 4: QS Anode-Free Architecture
QS Anode-Free Architecture Improved energy density, fast charging and safety Conventional Li-ion Battery QS Solid-State Battery Discharged Charged Anode Current Collector (as manufactured) Graphite / Silicon Anode Liquid Electrolyte Porous Separator Cathode Active Material Liquid Electrolyte Cathode
Slide 5: QS Anode-Free Approach: Key Advantages
QS Anode-Free Approach: Key Advantages Enables simultaneous improvement on key performance metrics + Performance + Manufacturability Energy Density Cycle Life Cost (at scale) Significantly increases volumetric and Can improve cycle life by reducing Eliminates anode host material and gravimetric ener
Slide 6: QSE-5 – First Commercial Product
QSE-5 – First Commercial Product ~5 Ah cell | 844 Wh/L energy density | <15-min fast charge (10–80% SOC) Specifications and performance characteristics of final QSE-5 product will depend on the final design of the battery package and may differ from those of initial low-volume samples. 6
Slide 7: QS & PowerCo Debut Solid-State Batteries in Ducati Motorcycle
QS & PowerCo Debut Solid-State Batteries in Ducati Motorcycle World premiere: first vehicle powered by QS solid-state batteries at IAA Mobility The modified Ducati V21L race motorcycle powered by QS solid-state technology contains a first-of-its-kind battery system designed by specialists at VW Grou
Slide 8: The QS Strategic Blueprint
The QS Strategic Blueprint A focused plan to bring QS technology to global markets Demonstration Distribution Development Prove the product and the process Scale through world-class partners Push the technology frontier forward • Ducati V21L first live • PowerCo / VW Group as non- • Next-gen cells:
Slide 9: Enabling a Shift in the Energy-Power Performance Frontier
Enabling a Shift in the Energy-Power Performance Frontier QS tech targets step-function improvement on energy density and power vs leading conventional li-ion QS Anode-free Li Metal Targets † 0 5 10 QS Larger Format QSE-5 15 Charge Time 10-80% [min] Porsche Taycan 2020 QS ~5Ah Format 20 Mercedes CLA
Slide 10: Fast Charge Capability
Fast Charge Capability QSE-5 B-Sample fast charge capability from 10–80% SOC in <15 minutes 100 QSE-5 80 12.2 minutes Commercial Target < 15 min State of Charge [%] 60 40 20 Measured at 45 °C 0 0 5 10 15 20 25 30 35 40 Time [min] C/3 (1.87 mA/cm2) charge rate from 0-10% SOC, 4C (22.4 mA/cm2) charge
Slide 11: QS A0 Prototype Cycle Life
QS A0 Prototype Cycle Life Tested by Volkswagen Group's PowerCo: >95% energy retention at >1,000 full cycle equivalents “The final result of this development could be a battery cell that enables long ranges, can be charged super-quickly Discharge Energy [%] and practically does not age. We are convi
Slide 12: Eliminating Anode Materials & Manufacturing Costs
Eliminating Anode Materials & Manufacturing Costs We target a cost advantage at scale on a like-for-like basis vs conventional li-ion battery tech Collector proprietary solid-state Cathode Material electrolyte-separator Cooling / Roll Slitting / Solvent Mixing Drying Drying Pressing Notching Electro
Slide 13: QS Separator Production Roadmap
QS Separator Production Roadmap Pairing QS technology with industry partners' manufacturing expertise QS Separator Heat Treatment Speed + ~25x Ecosystem Partners ~8x Collaborations to pursue high-volume manufacturing of Previous Gen Raptor Cobra ceramic separators for QS’s solid-state battery techno
Slide 14: Eagle Pilot Production Line
Eagle Pilot Production Line San Jose, CA Demonstrating scalable production of the QS technology platform The Eagle Line is a suite of equipment, materials and highly automated processes, forming the blueprint for production of QS technology OPERAT IONAL CUSTOMER PROGRESS QSE-5 Shipped Cells Producin
Slide 15: Competitive Landscape: Lithium-Metal Anodes
Competitive Landscape: Lithium-Metal Anodes Compromised Test Conditions SUPERCHARGER 1 2024 One or more of the following: Low Charging Current Density Charge C-rate [1/hr] Slower than supercharger Excess Lithium Low energy density 0.5 2022 2020 Low Cycle Life 2023 <800 cycles 2023 2021 2024 2015 202
Slide 16: VW Group Relationship Provides Collaboration Template for Other Auto OEMs
VW Group Relationship Provides Collaboration Template for Other Auto OEMs Deep Relationship with VW Group and PowerCo Other Commercial Agreements 2012 $380M+ $150M+* 40-85GWh Joint-Development Agreements Beginning of Cumulative Conditional Cash Anticipated Partnership Investment Inflows production v
Slide 17: AI Factories: High-Value Market Example
AI Factories: High-Value Market Example QS targets in-rack energy storage, the "last-meter" of AI infrastructure Power Flow in AI Factories ▼ FOCUS AREA Grid / Power Behind-the-Meter AI Compute In-Rack Power Delivery Sources BESS Workloads Utilities, fuel cells, Battery Energy Storage System 800V DC
Slide 18: Two IP Monetization Pathways
Two IP Monetization Pathways Capital-light pathway to industrialize QS solid-state technology platform 1 Collaboration & Development 2 High-Touch Licensing Opportunity: Monetize partner-specific Opportunity: Unlock long-term, high gross development activities, generating cash margin recurring ro
Slide 19: Partner Ecosystem Accelerates Commercialization Pathway
Partner Ecosystem Accelerates Commercialization Pathway QS is the technology innovator at the center of a growing global network of partners S E PAR AT O R S U P P LY C H A I N C E L L S U P P LY C H A I N Technology, Design & Process IP Materials Suppliers Other Component Suppliers Separator Suppli
Slide 20: QS Partner Engagement Pathway
QS Partner Engagement Pathway Structured, staged pathway from early engagement to production readiness Early Technology Collaboration Technology JRA / JDA Production Engagement* Evaluation & Licensing Transfer Initial discussions and cell Customer experience visit(s) Joint research and Payments for
Slide 21: QuantumScape Roadmap
QuantumScape Roadmap Proven track record of meeting key annual goals 2026 2025 Demonstrate Scalable Production with the Eagle Line 2024 Advance Automotive Commercialization Expand Commercial Engagements Expand into New High-Value Markets PowerCo Collaboration & Licensing Deal Announced Install Highe