Clean Energy FuelsCLNE +1.86%67 EV-to-FCF is 127.59 as of Jul. 12, 2026, which is 614% above its 10-year median of 17.86. GuruFocus rates CLNE with a GF Score™ of 67/100 and a GF Value™ of $2.97 (Modestly Undervalued). The stock has 4 warning signs investors should review. Among 580 Oil & Gas companies, Clean Energy Fuels ranks worse than 94.14% on this metric.
EV-to-FCF is calculated as enterprise value divided by its free cash flow. As of today, Clean Energy Fuels's Enterprise Value is $685.5 Mil.
Clean Energy Fuels's Free Cash Flow for the trailing twelve months (TTM) ended in Mar. 2026 was $5.4 Mil. Therefore, Clean Energy Fuels's EV-to-FCF for today is 127.59.
The historical rank and industry rank for Clean Energy Fuels's EV-to-FCF or its related term are showing as below:
CLNE'
s EV-to-FCF Range Over the Past 10 Years
Min: -659.35 Med: 17.86 Max: 870.23
Current: 127.59
During the past 13 years, the highest EV-to-FCF of Clean Energy Fuels was 870.23. The lowest was -659.35. And the median was 17.86.
CLNE's EV-to-FCF is ranked worse than 94.14% of 580
companies
in the Oil & Gas industry
Industry Median: 15.655
vs CLNE: 127.59
EV-to-FCF is a valuation multiple that allows analysts and investors to compare stocks, preferably in the same sector or industry. This important multiple is often used in conjunction with, or as an alternative to, the PE Ratio (TTM) to determine the fair market value of a company.
Clean Energy Fuels (NAS:CLNE) EV-to-FCF Explanation
EV-to-FCF is a valuation multiple that allows analysts and investors to compare stocks, preferably in the same sector or industry. This important multiple is often used in conjunction with, or as an alternative to, the PE Ratio (TTM) to determine the fair market value of a company.
Clean Energy Fuels's PE Ratio (TTM) for today is calculated as:
Clean Energy Fuels's share price for today is $2.19.
Clean Energy Fuels's Earnings per Share (Diluted) for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $-0.460.
* 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.
Enterprise Value is used because it is a more complete measure in reflecting how much an investor pays when buying a company. Free Cash Flow is an important financial metric because it represents the actual amount of cash at a company's disposal. Companies with a low EV-to-FCF ratio, combined with a strong balance sheet are generally considered as undervalued.
Clean Energy Fuels EV-to-FCF Related Terms
Clean Energy Fuels EV-to-FCF Historical Data
* Premium members only.
The historical data trend for Clean Energy Fuels's EV-to-FCF 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 Oil & Gas Refining & Marketing subindustry, Clean Energy Fuels's EV-to-FCF, along with its competitors' market caps and EV-to-FCF 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.
Clean Energy Fuels EV-to-FCF vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Clean Energy Fuels's EV-to-FCF distribution charts can be found below:
* The bar in red indicates where Clean Energy Fuels's EV-to-FCF falls into.
Clean Energy Fuels's current Enterprise Value is $685.5 Mil.
Clean Energy Fuels's Free Cash Flow for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $5.4 Mil.
* 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.
Clean Energy Fuels (CLNE) has a EV-to-FCF of 127.59 as of Jul. 12, 2026. EV to FCF ratio is the company's enterprise value divided by free cash flow. View historical data on Clean Energy Fuels and its competitors. This is 614% above median its historical median of 17.86. According to the industry distribution chart, Clean Energy Fuels ranks #546 out of 580 companies in the Oil & Gas industry, placing it in the top 94.1%.
Is Clean Energy Fuels' EV-to-FCF too high?
Clean Energy Fuels' current EV-to-FCF of 127.59 is 614% above median its 10-year median of 17.86. The Oil & Gas industry median EV-to-FCF is 15.66. Clean Energy Fuels' value of 127.59 is 715% above this industry median. Based on the distribution chart, Clean Energy Fuels ranks #546 out of 580 companies in the Oil & Gas industry, which is in the bottom quartile relative to peers. Overall, Clean Energy Fuels has a GF Score™ of 67/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Clean Energy Fuels' EV-to-FCF compare to SGU and FGPR?
According to the Oil & Gas industry distribution chart, Clean Energy Fuels ranks #546 out of 580 companies for EV-to-FCF. This places Clean Energy Fuels in the lower half of its industry. The industry median EV-to-FCF is 15.66. Clean Energy Fuels' value of 127.59 is 715% above this benchmark. While the company's 10-year median is 17.86 vs. the industry median of 15.66, Clean Energy Fuels has consistently been above 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 EV-to-FCF for an Oil & Gas company?
The median EV-to-FCF among Oil & Gas companies is 15.66, based on 580 companies in the industry. Companies in the top quartile (top 25%) have a EV-to-FCF significantly above this median, while those in the bottom quartile fall well below. However, EV-to-FCF should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Clean Energy Fuels's current EV-to-FCF of 127.59 is 715% above 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 EV-to-FCF mean?
A high EV-to-FCF can signal that a stock is expensive relative to its fundamentals. EV to FCF ratio is the company's enterprise value divided by free cash flow. View historical data on Clean Energy Fuels and its competitors. For the Oil & Gas industry, the median EV-to-FCF is 15.66 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Clean Energy Fuels's current EV-to-FCF is 127.59, which is 614% above median its own 10-year median of 17.86. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Clean Energy Fuels stock overvalued right now?
Based on GuruFocus' analysis, Clean Energy Fuels (CLNE) is currently considered Modestly Undervalued. The stock's GF Value™ is $2.97, compared to a current price of $2.19 — trading 26.3% below its estimated fair value. The current EV-to-FCF is 127.59, which is 614% above median its 10-year median of 17.86 and 715% above the Oil & Gas industry median of 15.66. Clean Energy Fuels' overall GF Score™ is 67/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is EV-to-FCF calculated?
EV-to-FCF is calculated from a company's financial statements. For Clean Energy Fuels (CLNE), the current EV-to-FCF is 127.59 as of Jul. 12, 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 Clean Energy Fuels (CLNE) Overvalued in 2026?
Based on GuruFocus' analysis, Clean Energy Fuels stock appears to be undervalued.
The current stock price of $2.19 is trading 26.3% below its estimated GF Value™ of $2.97.
GuruFocus considers Clean Energy Fuels to be Modestly Undervalued.
Key valuation signals for CLNE:
EV-to-FCF: 127.59 (614% above median its 10-year median of 17.86)
GF Value™: $2.97 vs. price of $2.19 (26.3% below fair value)
Industry Position: 715% above the Oil & Gas median (#546 of 580)
No single metric tells the full story. See the CLNE stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Clean Energy Fuels Corp is a natural gas marketer and retailer operating in the United States and Canada. The company supplies compressed natural gas and liquefied natural gas for the United States (U.S.) and Canadian transportation markets. The majority of revenue is generated within the U.S. and mostly consists of compressed natural gas. The firm operates by purchasing natural gas from local utilities; compressing, cooling, or liquefying it at company-owned plants; and selling natural gas products through company-owned or customer-owned fueling stations. It also builds, operates, and maintains natural gas fueling stations for customers.
67GF Score
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