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Clean Energy Fuels (CLNE) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

Clean Energy Fuels
NasdaqGS•Energy•Oil & Gas Refining & Marketing
$1.65+0.03(0.02%)Market closed
Market Cap
$383.25M
P/S
0.9x
P/B
0.7x

Clean Energy Fuels Corp. offers natural gas as alternative fuels for vehicle fleets and related fueling solutions in the United States and Canada. It supplies renewable natural gas (RNG), compressed natural gas (CNG), and liquefied natural gas (LNG) for medium and heavy-duty vehicles; and provides operation and maintenance services for public and private vehicle fleet customer stations. The company also designs, builds, operates, and maintains vehicle fueling stations; and sells and services compressors and other equipment that are used in RNG production and fueling stations. In addition, it transports and sells CNG, RNG, and LNG through virtual natural gas pipelines and interconnects; sells U.S. federal, state, and local government credits, such as RNG as a vehicle fuel, including Renewable Identification Numbers and Low Carbon Fuel Standards credits; and obtains federal, state, and local credits, grants, and incentives. Further, the company focuses on developing, owning, and operating dairy and other livestock waste RNG projects. It serves heavy-duty trucking, airports, refuse, public transit, industrial, and institutional energy users, as well as government fleets. The company was incorporated in 2001 and is headquartered in Newport Beach, California.

D

How this company scores

WeakMetricSide Score: 50/100

Grade capped at D — Interest coverage below 1× (-1.5x) — earnings cannot cover interest. Strongest: Growth (19/25); weakest: Cash & Earnings Quality (7/25).

Profitability10/25
Growth19/25
Balance Sheet & Red Flags14/25
Cash & Earnings Quality7/25
Strengths
Low leverageProfit converts from growthImproving leverageConsistent growth
Grade capped at D
  • Interest coverage below 1× (-1.5x) — earnings cannot cover interest.

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/S · 0.9x5y range 0.8x – 2.9x
P/S 0.9x · below its 20-quarter median

Currently below its 20-quarter median.

P/B · 0.7x5y range 0.6x – 1.0x
P/B 0.7x · below its 20-quarter median

Currently below its 20-quarter median.

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

High Risk

Margin Pressure

Red Flag

The company posted negative operating margins in recent quarters — core operations are unprofitable.

Earnings Quality

Red Flag

FCF consistently trails net income (avg -0.4x) — earnings may be inflated by non-cash items or aggressive accounting.

Price & Volume
Market Cap $383.25M

Metrics at a Glance

as of June 2026

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue
$442.37M
7Q
Q. Revenue
$106.36M
4%
TTM EBITDA
$15.70M
3Q
TTM Op. Income
$-32.36M
3Q
Q. Op. Income
$-5.13M
44%
TTM Net Income
$-94.08M
2Q
Q. Net Income
$-14.85M
27%
EPS
$-0.07
22%
Shares Out.
$220.26M
2Q
$442.37M in TTM revenue grew 5.2% YoY, reaching $106.36M last quarter. TTM EBITDA of $15.70M and TTM operating income of $-32.36M show growth is flowing through to the bottom line. However, net income is negative at $94.08M — growth is not yet reaching the bottom line. Across the last 8 quarters, TTM revenue has risen for 7 consecutive quarters — an improving trend.

Margins

Gross, EBITDA, operating, and net margin trends

EBITDA Margin
5.2%
634%
Op. Margin
-4.8%
46%
Net Margin
-14.0%
29%
Op. margin of -4.8% is up 4.2% YoY — cost efficiency is improving. Net margin at -14.0% Over the past year, operating margin is up 46% — a weakening trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio
N/A
P/S Ratio
0.9x
15%
P/B Ratio
0.7x
5%
P/S of 0.9x and P/B of 0.7x. P/S is low relative to typical market levels.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets
$1.03B
3Q
Cash
$56.98M
57%
Long-Term Debt
$228.97M
2Q
Book Value
$558.68M
7Q
D/E Ratio
0.4
2Q
Debt/EBITDA
41.2
89%
With $1.03B in assets and $228.97M in long-term debt, D/E is 0.4and book value is $558.68M — a conservative capital structure with a cushion to weather downturns. Across the last 8 quarters, debt/equity has risen for 2 consecutive quarters — a weakening trend.

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow
$28.79M
20%
TTM Free Cash Flow
$22.86M
3Q
FCF Margin
5.2%
3Q
FCF / Net Income
-0.2
14%
TTM FCF of $22.86M on $28.79M in operating cash flow. The FCF / Net Income ratio of -0.2x means the business consumes cash — it is not yet self-funding. Across the last 8 quarters, free cash flow has fallen for 3 consecutive quarters — a weakening trend.

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