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ISIN
CA9609083097
CUSIP
960908309
Industry
Auto Parts
IPO Date
Aug 22, 1995

Highlights

Market Cap
$35.38M
Enterprise Value
$15.86M
EPS (TTM)
-$3.55
Total Revenue (TTM)
$23.32M
Gross Profit (TTM)
$2.68M
EBITDA (TTM)
$2.13M
Year Range
$1.54 - $4.15
Target Price
$13.00
ROA (TTM)
-65.55%
ROE (TTM)
-89.56%

Share Price Chart


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Westport Fuel Systems Inc.

Often compared with WPRT:
WPRT vs. ITOT

Performance

WPRT Performance Chart

Westport Fuel Systems Inc. (WPRT) is up 29.9% since the beginning of the year. At $2 per share, WPRT is trading 50.8% below its 52-week high of $4. Investors who bought $1,000 worth of WPRT shares 5 years ago would now be looking at an investment worth $38.


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S&P 500 Index

Returns By Period

Westport Fuel Systems Inc. (WPRT) has returned 29.94% so far this year and -30.38% over the past 12 months. Over the last ten years, WPRT has returned -18.35% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.


Westport Fuel Systems Inc.

1D
-9.73%
1M
2.00%
YTD
29.94%
6M
23.64%
1Y
-30.38%
3Y*
-36.56%
5Y*
-47.93%
10Y*
-18.35%

Benchmark (S&P 500 Index)

1D
-0.37%
1M
-0.01%
YTD
9.16%
6M
8.64%
1Y
25.22%
3Y*
19.78%
5Y*
11.99%
10Y*
13.88%
*Multi-year figures are annualized to reflect compound growth (CAGR)

WPRT Monthly Returns History

Based on dividend-adjusted daily data since Aug 15, 2008, WPRT's average daily return is +0.02%, while the average monthly return is +0.22%. At this rate, an investment would double in approximately 26.3 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%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
202624.20%1.54%-8.08%11.54%-1.97%2.51%29.94%
202522.07%-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%
202331.65%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%
202139.59%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 -10.09%, beta of 1.33, and R2 of 0.12 versus S&P 500 Index. Calculated based on daily prices since August 15, 2008.

  • This stock participated in 202.77% of S&P 500 Index downside but only 110.15% 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
-10.09%
Beta
1.33
0.12
Upside Capture
110.15%
Downside Capture
202.77%

Return for Risk

Risk / Return Rank

WPRT ranks 22 for risk / return — below 22% of stocks on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.


WPRT Risk / Return Rank: 2222
Overall Rank
WPRT Sharpe Ratio Rank: 1717
Sharpe Ratio Rank
WPRT Sortino Ratio Rank: 1717
Sortino Ratio Rank
WPRT Omega Ratio Rank: 1919
Omega Ratio Rank
WPRT Calmar Ratio Rank: 2525
Calmar Ratio Rank
WPRT Martin Ratio Rank: 3030
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Westport Fuel Systems Inc. (WPRT) and compare them to S&P 500 Index.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.


WPRTBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-2.60

Sortino ratioReturn per unit of downside risk

-3.42

Omega ratioGain probability vs. loss probability

0.93

1.37

-0.44

Calmar ratioReturn relative to maximum drawdown

-0.49

2.78

-3.28

Martin ratioReturn relative to average drawdown

-0.66

12.44

-13.10

Dividends

Dividend History


Westport Fuel Systems Inc. doesn't pay dividends

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 99.58%.


Related event

Drawdown

Fall

Recovery

Underwater

2025 bear market2025
-99.68%Nov 2025
13y 8mo
14y 3moMar 2012 - now
Financial crisis2007–2009
-75.64%Mar 2009
6mo 8d6mo 24d
1y 27dSep 2008 - Sep 2009
2011 bear market2011
-30.82%Feb 2011
6mo 16d1mo 19d
8mo 5dJul 2010 - Mar 2011
2011 bear market2011
-27.38%Jun 2011
2mo 2d1mo 7d
3mo 9dApr 2011 - Jul 2011
2010 bear market2010
-27.37%May 2010
1mo 9d1mo 29d
3mo 8dApr 2010 - Jul 2010

Drawdown Indicators


WPRTBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-99.68%

-56.78%

-42.90%

Max Drawdown (1Y)

Largest decline over 1 year

-61.69%

-9.10%

-52.59%

Max Drawdown (3Y)

Largest decline over 3 years

-86.75%

-18.90%

-67.85%

Max Drawdown (5Y)

Largest decline over 5 years

-97.28%

-25.43%

-71.85%

Max Drawdown (10Y)

Largest decline over 10 years

-98.73%

-33.92%

-64.81%

Current Drawdown

Current decline from peak

-99.58%

-1.80%

-97.78%

Average Drawdown

Average peak-to-trough decline

-74.08%

-10.71%

-63.37%

Ulcer Index

Depth and duration of drawdowns from previous peaks

45.83%

2.03%

+43.80%

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.


Annual
Quarterly

0.0

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 1.5. 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 0.5. 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



TTM
Revenue

Total Revenue

Cost Of Revenue

Gross Profit

Operating Expenses

Selling, General & Admin Expenses

R&D Expenses

Depreciation And Amortization

Total Operating Expenses

Income

Income Before Tax

Operating Income

EBITDA

EBIT

Earnings From Continuing Operations

Net Income

Income Tax Expense

Other Non-Operating Income (Expenses)

Extraordinary Items

Discontinued Operations

Effect Of Accounting Charges

Non Recurring

Minority Interest

Other Items

Interest Income

Interest Expense

Net Interest Income

Values in undefined except per share items
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