Slide 1: Driving Cleaner Performance: Q1 2026 Results
Driving Cleaner Performance Q1 2026 Results NASDAQ, TSX: WPRT May 15, 2026
Slide 2: Speaking Today
Speaking Today… Dan Sceli Elizabeth Owens Chief Executive Officer Chief Financial Officer 2
Slide 3: Disclaimer and Forward-Looking Statements
Westport Fuel Systems Disclaimer and Forward-Looking Statements This presentation contains forward-looking statements that are based on the beliefs of management and reflects our current expectations as contemplated under the safe harbor provisions of Section 21E of the United States Securities Act
Slide 4: Strategic Progress and Market Momentum
Strategic Progress and Market Momentum Positive EU Market Dynamics Performance Momentum • European LNG truck market showing strong growth • Cespira JV revenue increased 33% compared to Q1 2025 • Europe holds ~30% global LNG truck share • Incremental volumes from a second OEM contributing • Market pr
Slide 5: Positive & Insightful ACT Expo Experience
Positive & Insightful ACT Expo Experience From Build to Show Floor - Proven Market Engagement and Industry Delivery Capability Validation • Delivered truck to Las Vegas on time and show-ready • Strong interest from fleets, OEMs, and industry leaders • Complex, high-pressure execution successfully •
Slide 6: Q1 2026 Highlights: Cash
Q1 2026 Highlights Cash balance remains strong 1 Cash (US$ Millions) • March 31, 2026 cash and cash equivalents position of $24.5 million compared to $27.2 million at December 31, 2025. • Net cash used in operations (Q1 2026): $3.4M vs. $8.6M in $27.2 the prior year, with the decrease primarily driv
Slide 7: Q1 2026 Highlights: High Pressure Controls
Q1 2026 Highlights High Pressure Controls 2 High Pressure Revenue (US$ Millions) revenue + 21% • Revenue for Q1 2026 increased $0.4 million to $2.3 million, compared with $1.9 million for Q1 2025. • Higher year-over-year sales volumes drove the 21% increase in revenue. $2.3 $1.9 • Gross profit was $
Slide 8: Q1 2026 Highlights: Cespira Revenue Growth
Q1 2026 Highlights Cespira Revenue Growth Cespira revenue growth is 3 (US$ Millions)1 accelerating • Total revenue generated in Q1 2026 was $22.2 million $22.2 compared to $16.7 million in the same period last year, an increase of 33% driven by higher sales volumes. $16.7 • Product revenue in Q1 202
Slide 9: Key Takeaways: The Right Place, Right Time, and Right Technologies
Key Takeaways: The Right Place, Right Time, and Right Technologies Market Reality Westport’s Advantage Execution Focus 33% year-over-year revenue Cespira’s HPDI technology Scaling volumes through Volvo growth in Cespira JV delivering diesel-like and other OEM programs performance with lower European
Slide 10: Thank You
Thank You 10