Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Westport Fuel SystemsWPRT 42 Debt-to-Equity is 0.06 as of Mar. 2026, which is 87% below its 10-year median of 0.47. GuruFocus rates WPRT with a GF Score™ of 42/100 and a GF Value™ of $1.04 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 1,217 Vehicles & Parts companies, Westport Fuel Systems ranks better than 87.02% on this metric.
A high debt to equity ratio generally means that a company has been aggressive in financing its growth with debt. This can result in volatile earnings as a result of the additional interest expense.
The historical rank and industry rank for Westport Fuel Systems's Debt-to-Equity or its related term are showing as below:
WPRT'
s Debt-to-Equity Range Over the Past 10 Years
Min: 0.06 Med: 0.47 Max: 1.28
Current: 0.06
During the past 13 years, the highest Debt-to-Equity Ratio of Westport Fuel Systems was 1.28. The lowest was 0.06. And the median was 0.47.
WPRT's Debt-to-Equity is ranked better than 87.02% of 1217
companies
in the Vehicles & Parts industry
Industry Median: 0.46
vs WPRT: 0.06
Westport Fuel Systems (NAS:WPRT) Debt-to-Equity Explanation
Because a company can increase its ROE % by having more financial leverage, it is important to watch the leverage ratio when investing in high ROE % companies.
Westport Fuel Systems Debt-to-Equity Related Terms
Westport Fuel Systems Debt-to-Equity Historical Data
* Premium members only.
The historical data trend for Westport Fuel Systems's Debt-to-Equity can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the Auto Parts subindustry, Westport Fuel Systems's Debt-to-Equity, along with its competitors' market caps and Debt-to-Equity data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Westport Fuel Systems Debt-to-Equity vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Westport Fuel Systems's Debt-to-Equity distribution charts can be found below:
* The bar in red indicates where Westport Fuel Systems's Debt-to-Equity falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Westport Fuel Systems (WPRT) has a Debt-to-Equity of 0.06 as of Mar. 2026. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on Westport Fuel Systems and its competitors. This is 87% below median its historical median of 0.47. Over the past decade, Westport Fuel Systems' Debt-to-Equity has ranged from 0.06 to 1.28. According to the industry distribution chart, Westport Fuel Systems ranks #158 out of 1217 companies in the Vehicles & Parts industry, placing it in the top 13%.
Is Westport Fuel Systems' Debt-to-Equity too high?
Westport Fuel Systems' current Debt-to-Equity of 0.06 is 87% below median its 10-year median of 0.47. Over the past 10 years, this metric has ranged from a low of 0.06 to a high of 1.28. The Vehicles & Parts industry median Debt-to-Equity is 0.46. Westport Fuel Systems' value of 0.06 is 87% below this industry median. Based on the distribution chart, Westport Fuel Systems ranks #158 out of 1217 companies in the Vehicles & Parts industry, which is in the top quartile — a strong position relative to peers. Overall, Westport Fuel Systems has a GF Score™ of 42/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Westport Fuel Systems' Debt-to-Equity compare to ORLY and AZO?
According to the Vehicles & Parts industry distribution chart, Westport Fuel Systems ranks #158 out of 1217 companies for Debt-to-Equity. This places Westport Fuel Systems in the top 13% of its industry — outperforming the majority of peers. The industry median Debt-to-Equity is 0.46. Westport Fuel Systems' value of 0.06 is 87% below this benchmark. Historically, Westport Fuel Systems' own Debt-to-Equity has ranged from 0.06 to 1.28 over the past decade. While the company's 10-year median is 0.47 vs. the industry median of 0.46, Westport Fuel Systems has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Debt-to-Equity for a Vehicles & Parts company?
The median Debt-to-Equity among Vehicles & Parts companies is 0.46, based on 1,217 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-Equity significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-Equity should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Westport Fuel Systems's current Debt-to-Equity of 0.06 is 87% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Debt-to-Equity mean?
A high Debt-to-Equity can signal that a stock is expensive relative to its fundamentals. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on Westport Fuel Systems and its competitors. For the Vehicles & Parts industry, the median Debt-to-Equity is 0.46 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Westport Fuel Systems's current Debt-to-Equity is 0.06, which is 87% below median its own 10-year median of 0.47. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Westport Fuel Systems stock overvalued right now?
Based on GuruFocus' analysis, Westport Fuel Systems (WPRT) is currently considered Significantly Overvalued. The stock's GF Value™ is $1.04, compared to a current price of $1.89 — trading 81.7% above its estimated fair value. The current Debt-to-Equity is 0.06, which is 87% below median its 10-year median of 0.47 and 87% below the Vehicles & Parts industry median of 0.46. Westport Fuel Systems' overall GF Score™ is 42/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-Equity calculated?
Debt-to-Equity is calculated from a company's financial statements. For Westport Fuel Systems (WPRT), the current Debt-to-Equity is 0.06 as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Westport Fuel Systems (WPRT) Overvalued in 2026?
Based on GuruFocus' analysis, Westport Fuel Systems stock appears to be overvalued.
The current stock price of $1.89 is trading 81.7% above its estimated GF Value™ of $1.04.
GuruFocus considers Westport Fuel Systems to be Significantly Overvalued.
Key valuation signals for WPRT:
Debt-to-Equity: 0.06 (87% below median its 10-year median of 0.47)
GF Value™: $1.04 vs. price of $1.89 (81.7% above fair value)
Industry Position: 87% below the Vehicles & Parts median (#158 of 1217)
No single metric tells the full story. See the WPRT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Westport Fuel Systems Inc is an organization engaged in the engineering, manufacturing, and supply of alternative fuel systems and components for transportation applications. It has three reportable segments: High-Pressure Controls, Heavy-Duty OEM, and Cespira. It derives maximum revenue from Heavy-Duty OEM segment. Heavy-Duty OEM segment's products include HPDI related fuel system solutions and components. Geographically, the company operates in Europe, America and Asia, of which it generates maximum revenue from Europe. It also develops and supplies advanced LPG, CNG, LNG and H2 systems and components for OEM (original equipment manufacturer) D-OEM (delayed oem) and After Market (retrofit market) world-wide.
42GF Score
Get the complete analysis for WPRT
Debt-to-Equity is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
WPRT has been successfully added to your 
