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Westport Fuel Systems Inc. — Investor Relations & Filings

Ticker · WPRT ISIN · CA9609085076 TSX Manufacturing
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Filings indexed 632 across all filing types
Latest filing 2026-05-21 Regulatory Filings
Country CA Canada
Listing TSX WPRT

About Westport Fuel Systems Inc.

https://wfsinc.com/

Westport Fuel Systems Inc. is a clean-tech innovation company specializing in the engineering, manufacturing, and supply of advanced alternative fuel systems and components for the transportation sector. The company focuses on simplified solutions to decarbonize hard-to-abate transport applications, utilizing low-carbon fuels such as natural gas, renewable natural gas, LPG, CNG, LNG, and hydrogen (H2). A core offering is the proprietary HPDI (High-Pressure Direct Injection) fuel system, delivered through Cespira™, which enables diesel engines to operate efficiently on natural gas. Westport supplies OEMs, DOEMs, and the aftermarket with integrated on-engine systems and off-engine High-Pressure Controls and Systems, providing high-performance, fuel-efficient solutions to address global climate challenges.

Recent filings

Filing Released Lang Actions
Letter from former auditor.pdf
Regulatory Filings Classification · 85% confidence The document is a letter from KPMG LLP providing consent and agreement with Westport Fuel Systems Inc.’s Notice of Change in Auditor filed with multiple securities commissions. It is an auditor’s confirmation/attestation letter rather than an actual audit report or full financial report. Under the certification rule, such attestation letters are classified as general regulatory filings.
2026-05-21 English
News release - English.pdf
Earnings Release Classification · 95% confidence The document is a press release titled “Westport Reports First Quarter 2026 Financial Results,” providing narrative commentary, key financial highlights in bullet form, summary tables of results, segment discussion, and conference call details. It is the initial announcement of a company’s quarterly financial metrics rather than a full interim report or transcript. This matches the definition of an Earnings Release (ER). Q1 2026
2026-05-14 English
52-109F2 - Certification of interim filings - CEO (E).pdf
Regulatory Filings Classification · 91% confidence The document is a Form 52-109F2 certification by the CEO attesting to the interim financial report and MD&A for the quarter ended March 31, 2026. It contains no substantive financial statements itself but is an officer attestation letter. Per the Certification Rule, attestation letters and officer certifications should be classified as Regulatory Filings (RNS), not as the interim report (IR).
2026-05-14 English
News release - English.pdf
Regulatory Filings
2026-05-07 English
News release - English.pdf
Regulatory Filings
2026-04-30 English
Annual information form - English.pdf
Annual Report Classification · 100% confidence The document is explicitly titled 'FORM 20-F' and contains the standard SEC header for an annual report filed by a foreign private issuer. It includes a table of contents covering business overview, financial statements, and management discussion, which are characteristic of a comprehensive annual report. It is not an announcement or a summary, but the full filing itself. FY 2025
2026-04-23 English

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