Highlights
- Market Cap
- $31.58M
- Enterprise Value
- $8.10M
- EPS (TTM)
- -$3.50
- Total Revenue (TTM)
- $160.16M
- Gross Profit (TTM)
- $30.82M
- EBITDA (TTM)
- -$15.70M
- Year Range
- $1.54 - $4.15
- ROA (TTM)
- -58.28%
- ROE (TTM)
- -75.62%
Share Price Chart
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Performance
Performance Chart
The chart shows the growth of an initial investment of $10,000 in Westport Fuel Systems Inc., comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.
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Returns By Period
Westport Fuel Systems Inc. (WPRT) has returned 15.92% so far this year and -50.94% over the past 12 months. Over the last ten years, WPRT has returned -21.95% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.
Westport Fuel Systems Inc.
- 1D
- -1.09%
- 1M
- -8.08%
- YTD
- 15.92%
- 6M
- -19.82%
- 1Y
- -50.94%
- 3Y*
- -42.40%
- 5Y*
- -52.06%
- 10Y*
- -21.95%
Benchmark (S&P 500 Index)
- 1D
- 2.91%
- 1M
- -5.09%
- YTD
- -4.63%
- 6M
- -2.39%
- 1Y
- 16.33%
- 3Y*
- 16.69%
- 5Y*
- 10.18%
- 10Y*
- 12.16%
Monthly Returns
Based on dividend-adjusted daily data since Aug 15, 2008, WPRT's average daily return is +0.02%, while the average monthly return is +0.15%. At this rate, your investment would double in approximately 38.5 years.
Historically, 44% of months were positive and 56% were negative. The best month was Nov 2020 with a return of +122.6%, while the worst month was Oct 2008 at -51.5%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 10 months.
On a daily basis, WPRT closed higher 44% of trading days. The best single day was Mar 8, 2022 with a return of +52.6%, while the worst single day was Mar 18, 2020 at -28.0%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 24.20% | 1.54% | -8.08% | 15.92% | |||||||||
| 2025 | 22.07% | -2.97% | -12.50% | -21.29% | -0.34% | 7.88% | 18.49% | -25.00% | -18.64% | -11.89% | -11.00% | -11.80% | -56.15% |
| 2024 | -4.68% | -1.74% | 8.71% | -19.14% | -1.10% | 3.34% | 7.36% | -4.52% | -19.61% | -10.24% | 15.29% | -24.63% | -45.92% |
| 2023 | 31.65% | 13.73% | -17.89% | -22.56% | -4.32% | 8.69% | 43.16% | -34.88% | -15.24% | -16.01% | 41.65% | -8.18% | -14.56% |
| 2022 | -18.57% | -17.62% | -0.63% | -24.68% | 0.84% | -15.83% | 19.80% | -9.92% | -20.04% | 3.26% | 6.66% | -19.28% | -67.31% |
| 2021 | 39.59% | 25.94% | -23.27% | -5.01% | -8.35% | -15.18% | -24.48% | -1.25% | -16.92% | 0.00% | -27.05% | -1.25% | -55.53% |
Benchmark Metrics
Westport Fuel Systems Inc. has an annualized alpha of -10.22%, beta of 1.33, and R² of 0.12 versus S&P 500 Index. Calculated based on daily prices since August 18, 2008.
- This stock participated in 202.97% of S&P 500 Index downside but only 112.10% of its upside — more exposed to losses than it benefited from rallies.
- R² of 0.12 means this stock moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- -10.22%
- Beta
- 1.33
- R²
- 0.12
- Upside Capture
- 112.10%
- Downside Capture
- 202.97%
Return for Risk
Risk / Return Rank
WPRT ranks 8 for risk / return — in the bottom 8% of stocks on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Westport Fuel Systems Inc. (WPRT) and compare them to a chosen benchmark (S&P 500 Index).
| WPRT | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | -0.97 | 0.90 | -1.87 |
Sortino ratioReturn per unit of downside risk | -1.61 | 1.39 | -2.99 |
Omega ratioGain probability vs. loss probability | 0.83 | 1.21 | -0.38 |
Calmar ratioReturn relative to maximum drawdown | -0.86 | 1.40 | -2.26 |
Martin ratioReturn relative to average drawdown | -1.30 | 6.61 | -7.91 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Explore WPRT risk-adjusted metrics in detail
Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.
Dividends
Dividend History
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the Westport Fuel Systems Inc.. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Westport Fuel Systems Inc. was 99.68%, occurring on Nov 20, 2025. The portfolio has not yet recovered.
The current Westport Fuel Systems Inc. drawdown is 99.63%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -99.68% | Mar 21, 2012 | 3439 | Nov 20, 2025 | — | — | — |
| -75.64% | Sep 2, 2008 | 130 | Mar 9, 2009 | 142 | Sep 29, 2009 | 272 |
| -30.82% | Jul 28, 2010 | 137 | Feb 9, 2011 | 34 | Mar 30, 2011 | 171 |
| -27.38% | Apr 7, 2011 | 43 | Jun 8, 2011 | 26 | Jul 15, 2011 | 69 |
| -27.37% | Apr 16, 2010 | 28 | May 25, 2010 | 41 | Jul 23, 2010 | 69 |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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Financials
Financial Performance
The chart below illustrates the trends in the financial health of Westport Fuel Systems Inc. over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.
Valuation
The Valuation section provides an overview of how Westport Fuel Systems Inc. is priced in the market compared to other companies in the Auto Parts industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.
PS Ratio
This chart shows the Price-to-Sales (P/S) ratio for WPRT relative to other companies in the Auto Parts industry. Currently, WPRT has a P/S ratio of 0.2. This P/S ratio falls within the average range for the industry, suggesting the stock is fairly valued based on its revenue.
PB Ratio
The chart illustrates the Price-to-Book (P/B) ratio for WPRT in comparison with other companies in the Auto Parts industry. Currently, WPRT has a P/B value of 0.4. This P/B ratio is low compared to industry peers. It might indicate the stock is undervalued or that the company’s assets are not expected to generate strong returns.
Income Statement
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EBITDA | — |
EBIT | — |
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Net Income | — |
Income Tax Expense | — |
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Discontinued Operations | — |
Effect Of Accounting Charges | — |
Non Recurring | — |
Minority Interest | — |
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Net Interest Income | — |