CLNE vs. HL

Last updated Apr 1, 2026

Compare and contrast key facts about Clean Energy Fuels Corp. (CLNE) and Hecla Mining Company (HL).

Performance

CLNE vs. HL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Clean Energy Fuels Corp. (CLNE) and Hecla Mining Company (HL). The values are adjusted to include any dividend payments, if applicable.

CLNE vs. HL - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CLNE Clean Energy Fuels Corp.	18.10%	-16.33%	-34.46%	-26.35%	-15.17%	-22.01%	235.90%	36.05%	-15.27%	-29.02%
HL Hecla Mining Company	-2.90%	291.70%	2.82%	-12.93%	6.99%	-18.97%	91.83%	44.43%	-40.37%	-24.08%

Fundamentals

Market Cap CLNE : $547.21M HL : $12.55B
EPS CLNE : -$1.01 HL : $0.65
PS Ratio CLNE : 1.28 HL : 8.66
PB Ratio CLNE : 0.98 HL : 4.84
Total Revenue (TTM) CLNE : $425.15M HL : $1.42B
Gross Profit (TTM) CLNE : -$3.33M HL : $622.20M
EBITDA (TTM) CLNE : -$127.25M HL : $563.50M

Returns By Period

In the year-to-date period, CLNE achieves a 18.10% return, which is significantly higher than HL's -2.90% return. Over the past 10 years, CLNE has underperformed HL with an annualized return of -1.48%, while HL has yielded a comparatively higher 21.20% annualized return.

CLNE

• 1D: -3.88%
• 1M: 9.73%
• YTD: 18.10%
• 6M: -3.88%
• 1Y: 60.00%
• 3Y*: -17.14%
• 5Y*: -29.77%
• 10Y*: -1.48%

HL

• 1D: 8.19%
• 1M: -25.20%
• YTD: -2.90%
• 6M: 54.04%
• 1Y: 235.64%
• 3Y*: 44.02%
• 5Y*: 26.35%
• 10Y*: 21.20%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

CLNE vs. HL — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

CLNE

CLNE Risk / Return Rank: 72
CLNE Sharpe Ratio Rank: 73
CLNE Sortino Ratio Rank: 74
CLNE Omega Ratio Rank: 68
CLNE Calmar Ratio Rank: 74
CLNE Martin Ratio Rank: 68

HL

HL Risk / Return Rank: 94
HL Sharpe Ratio Rank: 97
HL Sortino Ratio Rank: 93
HL Omega Ratio Rank: 92
HL Calmar Ratio Rank: 94
HL Martin Ratio Rank: 94

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.

CLNE vs. HL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Clean Energy Fuels Corp. (CLNE) and Hecla Mining Company (HL). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	CLNE	HL	Difference
Sharpe ratio Return per unit of total volatility	0.96	3.22	-2.27
Sortino ratio Return per unit of downside risk	1.74	3.19	-1.44
Omega ratio Gain probability vs. loss probability	1.20	1.41	-0.21
Calmar ratio Return relative to maximum drawdown	1.69	4.99	-3.29
Martin ratio Return relative to average drawdown	3.11	14.37	-11.26
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CLNE vs. HL - Sharpe Ratio Comparison

The current CLNE Sharpe Ratio is 0.96, which is lower than the HL Sharpe Ratio of 3.22. The chart below compares the historical Sharpe Ratios of CLNE and HL, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	CLNE	HL	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.96	3.22	-2.27
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.44	0.44	-0.89
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.02	0.34	-0.36
Sharpe Ratio (All Time) Calculated using the full available price history	-0.12	0.01	-0.13

Correlation

The correlation between CLNE and HL is 0.27, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

CLNE vs. HL - Dividend Comparison

CLNE has not paid dividends to shareholders, while HL's dividend yield for the trailing twelve months is around 0.08%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CLNE Clean Energy Fuels Corp.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
HL Hecla Mining Company	0.08%	0.08%	0.81%	0.65%	0.40%	0.72%	0.25%	0.29%	0.42%	0.25%	0.19%	0.53%

Drawdowns

CLNE vs. HL - Drawdown Comparison

The maximum CLNE drawdown since its inception was -95.48%, roughly equal to the maximum HL drawdown of -97.92%. Use the drawdown chart below to compare losses from any high point for CLNE and HL.

Drawdown Indicators

	CLNE	HL	Difference
Max Drawdown Largest peak-to-trough decline	-95.48%	-97.92%	+2.44%
Max Drawdown (1Y) Largest decline over 1 year	-31.37%	-45.95%	+14.58%
Max Drawdown (5Y) Largest decline over 5 years	-90.91%	-63.30%	-27.61%
Max Drawdown (10Y) Largest decline over 10 years	-92.92%	-82.45%	-10.47%
Current Drawdown Current decline from peak	-89.63%	-41.42%	-48.21%
Average Drawdown Average peak-to-trough decline	-66.25%	-70.07%	+3.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	17.08%	15.94%	+1.14%

Volatility

CLNE vs. HL - Volatility Comparison

The current volatility for Clean Energy Fuels Corp. (CLNE) is 15.26%, while Hecla Mining Company (HL) has a volatility of 21.65%. This indicates that CLNE experiences smaller price fluctuations and is considered to be less risky than HL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CLNE	HL	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.26%	21.65%	-6.39%
Volatility (6M) Calculated over the trailing 6-month period	37.77%	58.14%	-20.37%
Volatility (1Y) Calculated over the trailing 1-year period	63.02%	73.63%	-10.61%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	67.51%	59.68%	+7.83%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	71.61%	62.97%	+8.64%

Financials

CLNE vs. HL - Profitability Comparison

The chart below illustrates the profitability comparison between Clean Energy Fuels Corp. and Hecla Mining Company over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

CLNE - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Clean Energy Fuels Corp. reported a gross profit of 0.00 and revenue of 112.32M. Therefore, the gross margin over that period was 0.0%.

HL - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Hecla Mining Company reported a gross profit of 248.21M and revenue of 448.11M. Therefore, the gross margin over that period was 55.4%.

CLNE - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Clean Energy Fuels Corp. reported an operating income of 0.00 and revenue of 112.32M, resulting in an operating margin of 0.0%.

HL - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Hecla Mining Company reported an operating income of 220.04M and revenue of 448.11M, resulting in an operating margin of 49.1%.

CLNE - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Clean Energy Fuels Corp. reported a net income of -43.00M and revenue of 112.32M, resulting in a net margin of -38.3%.

HL - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Hecla Mining Company reported a net income of 134.41M and revenue of 448.11M, resulting in a net margin of 30.0%.