FuelCell Energy (HAM:FEY) FCF Margin %: -92.68% (As of Apr. 2026)


HAM:FEY FuelCell Energy Inc HAM:FEY
60 GF Score
Price €19.35
GF Value €6.67
Valuation Significantly Overvalued
! 8 Warning Signs
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What is FuelCell Energy FCF Margin %?

FuelCell Energy HAM:FEY -2.42% 60 FCF Margin % is -92.68% as of Apr. 2026. GuruFocus rates HAM:FEY with a GF Score™ of 60/100 and a GF Value™ of €6.67 (Significantly Overvalued). The stock has 8 warning signs investors should review. Among 3,036 Industrial Products companies, FuelCell Energy ranks worse than 95.59% on this metric.

FCF Margin % is calculated as Free Cash Flow divided by its Revenue. FuelCell Energy's Free Cash Flow for the three months ended in Apr. 2026 was €-28.2 Mil. FuelCell Energy's Revenue for the three months ended in Apr. 2026 was €30.4 Mil. Therefore, FuelCell Energy's FCF Margin % for the quarter that ended in Apr. 2026 was -92.68%.

As of today, FuelCell Energy's current FCF Yield % is -8.89%.

The historical rank and industry rank for FuelCell Energy's FCF Margin % or its related term are showing as below:

HAM:FEY' s FCF Margin % Range Over the Past 10 Years
Min: -206.46   Med: -107.32   Max: -39.06
Current: -77.09


During the past 13 years, the highest FCF Margin % of FuelCell Energy was -39.06%. The lowest was -206.46%. And the median was -107.32%.

HAM:FEY's FCF Margin % is ranked worse than
95.59% of 3036 companies
in the Industrial Products industry
Industry Median: 1.555 vs HAM:FEY: -77.09


FuelCell Energy FCF Margin % Related Terms


FuelCell Energy FCF Margin % Historical Data

* Premium members only.

The historical data trend for FuelCell Energy's FCF Margin % 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.

FuelCell Energy FCF Margin % Chart

FuelCell Energy Annual Data
Trend Oct16 Oct17 Oct18 Oct19 Oct20 Oct21 Oct22 Oct23 Oct24 Oct25
FCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -206.47 -121.72 -188.51 -189.47 -93.47

FuelCell Energy Quarterly Data
Jul21 Oct21 Jan22 Apr22 Jul22 Oct22 Jan23 Apr23 Jul23 Oct23 Jan24 Apr24 Jul24 Oct24 Jan25 Apr25 Jul25 Oct25 Jan26 Apr26
FCF Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -93.78 -76.37 -43.57 -120.92 -92.68

HAM:FEY vs ENR, ADSE, KE: FCF Margin % Comparison

For the Electrical Equipment & Parts subindustry, FuelCell Energy's FCF Margin %, along with its competitors' market caps and FCF Margin % 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.


FuelCell Energy FCF Margin % vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, FuelCell Energy's FCF Margin % distribution charts can be found below:

* The bar in red indicates where FuelCell Energy's FCF Margin % falls into.


HAM:FEY
60GF Score
FuelCell Energy Inc HAM:FEY
FCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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FuelCell Energy FCF Margin % Calculation

FCF margin is the ratio of Free Cash Flow divided by net sales or Revenue, usually presented in percent.

FuelCell Energy's FCF Margin for the fiscal year that ended in Oct. 2025 is calculated as

FCF Margin=Free Cash Flow (A: Oct. 2025 )/Revenue (A: Oct. 2025 )
=-126.987/135.861
=-93.47 %

FuelCell Energy's FCF Margin for the quarter that ended in Apr. 2026 is calculated as

FCF Margin=Free Cash Flow (Q: Apr. 2026 )/Revenue (Q: Apr. 2026 )
=-28.202/30.429
=-92.68 %

* 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.

Frequently Asked Questions Learn more about FCF Margin % →
What does a FCF Margin % of -92.68% mean?
FuelCell Energy (HAM:FEY) has a FCF Margin % of -92.68% as of Apr. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on FuelCell Energy and its competitors. According to the industry distribution chart, FuelCell Energy ranks #2902 out of 3036 companies in the Industrial Products industry, placing it in the top 95.6%.
Is FuelCell Energy's FCF Margin % too high?
FuelCell Energy's current FCF Margin % is -92.68%. Based on the distribution chart, FuelCell Energy ranks #2902 out of 3036 companies in the Industrial Products industry, which is in the bottom quartile relative to peers. Overall, FuelCell Energy has a GF Score™ of 60/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does FuelCell Energy's FCF Margin % compare to ENR and ADSE?
According to the Industrial Products industry distribution chart, FuelCell Energy ranks #2902 out of 3036 companies for FCF Margin %. This places FuelCell Energy in the lower half of its industry. The industry median FCF Margin % is 1.56. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Margin % for an Industrial Products company?
The median FCF Margin % among Industrial Products companies is 1.56, based on 3,036 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on FuelCell Energy and its competitors. For the Industrial Products industry, the median FCF Margin % is 1.56 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. FuelCell Energy's current FCF Margin % is -92.68%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is FuelCell Energy stock overvalued right now?
Based on GuruFocus' analysis, FuelCell Energy (HAM:FEY) is currently considered Significantly Overvalued. The stock's GF Value™ is €6.67, compared to a current price of €19.35 — trading 190.1% above its estimated fair value. The current FCF Margin % is -92.68%. FuelCell Energy's overall GF Score™ is 60/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For FuelCell Energy (HAM:FEY), the current FCF Margin % is -92.68% as of Apr. 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 FuelCell Energy (HAM:FEY) Overvalued in 2026?

Based on GuruFocus' analysis, FuelCell Energy stock appears to be overvalued. The current stock price of €19.35 is trading 190.1% above its estimated GF Value™ of €6.67. GuruFocus considers FuelCell Energy to be Significantly Overvalued.

Key valuation signals for HAM:FEY:

  • FCF Margin %: -92.68%
  • GF Value™: €6.67 vs. price of €19.35 (190.1% above fair value)
  • GF Score™: 60/100 with 8 warning signs

No single metric tells the full story. See the HAM:FEY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


FuelCell Energy Business Description

Address 3 Great Pasture Road, Danbury, CT, USA, 06810
FuelCell Energy Inc is a clean energy technology company engaged in the development, design, production, and servicing of high temperature fuel cells for clean electric power generation. The Company provides proprietary molten carbonate fuel cell systems that generate electricity electrochemically with ultra low emissions and high efficiency, and operates as a solutions provider managing the design, manufacturing, installation, and maintenance of its systems under long term power purchase, service, and engineering procurement agreements. The Company serves utilities, data centers, and commercial and industrial customers, and operates in the United States, South Korea, Europe, and Canada, with maximum revenue generated from the United States.
60GF Score

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FCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€19.35
Price
€6.67
GF Value