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Side-by-side financial comparison of Clean Energy Fuels Corp. (CLNE) and SILICON LABORATORIES INC. (SLAB). Click either name above to swap in a different company.

SILICON LABORATORIES INC. is the larger business by last-quarter revenue ($208.2M vs $112.3M, roughly 1.9× Clean Energy Fuels Corp.). On growth, SILICON LABORATORIES INC. posted the faster year-over-year revenue change (25.2% vs 2.7%). Clean Energy Fuels Corp. produced more free cash flow last quarter ($6.5M vs $-1.6M). Over the past eight quarters, SILICON LABORATORIES INC.'s revenue compounded faster (39.9% CAGR vs 4.1%).

Bloom Energy is an American public company that designs and manufactures solid oxide fuel cells (SOFCs) which independently produce electricity onsite for power generation in data centers, manufacturing, and other commercial sectors. Founded in 2001 and headquartered in San Jose, California; its fuel cell technology generates electricity through a chemical conversion process, which differs from most other power sources reliant on combustion, and can use natural gas, biogas or hydrogen as fuel...

Silicon Laboratories, Inc., commonly referred to as Silicon Labs, is a fabless global technology company that designs and manufactures semiconductors, other silicon devices and software, which it sells to electronics design engineers and manufacturers in Internet of Things (IoT) infrastructure worldwide.

CLNE vs SLAB — Head-to-Head

Bigger by revenue
SLAB
SLAB
1.9× larger
SLAB
$208.2M
$112.3M
CLNE
Growing faster (revenue YoY)
SLAB
SLAB
+22.5% gap
SLAB
25.2%
2.7%
CLNE
More free cash flow
CLNE
CLNE
$8.1M more FCF
CLNE
$6.5M
$-1.6M
SLAB
Faster 2-yr revenue CAGR
SLAB
SLAB
Annualised
SLAB
39.9%
4.1%
CLNE

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CLNE
CLNE
SLAB
SLAB
Revenue
$112.3M
$208.2M
Net Profit
$-43.0M
Gross Margin
63.4%
Operating Margin
-9.5%
-1.6%
Net Margin
-38.3%
Revenue YoY
2.7%
25.2%
Net Profit YoY
-42.6%
EPS (diluted)
$-0.21
$-0.07

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CLNE
CLNE
SLAB
SLAB
Q1 26
$208.2M
Q4 25
$112.3M
$206.0M
Q3 25
$106.1M
$192.8M
Q2 25
$102.6M
$177.7M
Q1 25
$103.8M
Q4 24
$109.3M
$166.2M
Q3 24
$104.9M
$166.4M
Q2 24
$98.0M
$145.4M
Net Profit
CLNE
CLNE
SLAB
SLAB
Q1 26
Q4 25
$-43.0M
$-9.9M
Q3 25
$-23.8M
$-21.8M
Q2 25
$-20.2M
Q1 25
$-135.0M
Q4 24
$-30.2M
Q3 24
$-18.2M
$-28.5M
Q2 24
$-16.3M
$-82.2M
Gross Margin
CLNE
CLNE
SLAB
SLAB
Q1 26
63.4%
Q4 25
57.8%
Q3 25
56.1%
Q2 25
55.0%
Q1 25
Q4 24
54.3%
Q3 24
54.3%
Q2 24
52.7%
Operating Margin
CLNE
CLNE
SLAB
SLAB
Q1 26
-1.6%
Q4 25
-9.5%
-6.0%
Q3 25
-12.8%
-11.9%
Q2 25
-9.0%
-18.1%
Q1 25
-121.7%
Q4 24
-11.8%
-17.2%
Q3 24
-8.1%
-17.9%
Q2 24
-5.7%
-33.0%
Net Margin
CLNE
CLNE
SLAB
SLAB
Q1 26
Q4 25
-38.3%
-4.8%
Q3 25
-22.4%
-11.3%
Q2 25
-19.7%
Q1 25
-130.1%
Q4 24
-27.6%
Q3 24
-17.3%
-17.1%
Q2 24
-16.6%
-56.5%
EPS (diluted)
CLNE
CLNE
SLAB
SLAB
Q1 26
$-0.07
Q4 25
$-0.21
$-0.30
Q3 25
$-0.11
$-0.67
Q2 25
$-0.09
$-0.94
Q1 25
$-0.60
Q4 24
$-0.14
$-0.72
Q3 24
$-0.08
$-0.88
Q2 24
$-0.07
$-2.56

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CLNE
CLNE
SLAB
SLAB
Cash + ST InvestmentsLiquidity on hand
$156.1M
$443.6M
Total DebtLower is stronger
$226.8M
Stockholders' EquityBook value
$559.4M
$1.1B
Total Assets
$1.1B
$1.3B
Debt / EquityLower = less leverage
0.41×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CLNE
CLNE
SLAB
SLAB
Q1 26
$443.6M
Q4 25
$156.1M
$439.0M
Q3 25
$232.2M
$415.5M
Q2 25
$240.8M
$424.8M
Q1 25
$226.6M
Q4 24
$217.5M
$382.2M
Q3 24
$243.5M
$369.7M
Q2 24
$249.3M
$339.2M
Total Debt
CLNE
CLNE
SLAB
SLAB
Q1 26
Q4 25
$226.8M
Q3 25
$284.3M
Q2 25
$277.9M
Q1 25
$271.6M
Q4 24
$265.4M
Q3 24
$264.1M
Q2 24
$263.0M
Stockholders' Equity
CLNE
CLNE
SLAB
SLAB
Q1 26
$1.1B
Q4 25
$559.4M
$1.1B
Q3 25
$585.2M
$1.1B
Q2 25
$590.8M
$1.1B
Q1 25
$596.7M
Q4 24
$713.3M
$1.1B
Q3 24
$724.8M
$1.1B
Q2 24
$723.0M
$1.1B
Total Assets
CLNE
CLNE
SLAB
SLAB
Q1 26
$1.3B
Q4 25
$1.1B
$1.3B
Q3 25
$1.1B
$1.2B
Q2 25
$1.1B
$1.2B
Q1 25
$1.1B
Q4 24
$1.2B
$1.2B
Q3 24
$1.2B
$1.2B
Q2 24
$1.2B
$1.2B
Debt / Equity
CLNE
CLNE
SLAB
SLAB
Q1 26
Q4 25
0.41×
Q3 25
0.49×
Q2 25
0.47×
Q1 25
0.46×
Q4 24
0.37×
Q3 24
0.36×
Q2 24
0.36×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CLNE
CLNE
SLAB
SLAB
Operating Cash FlowLast quarter
$13.1M
$8.3M
Free Cash FlowOCF − Capex
$6.5M
$-1.6M
FCF MarginFCF / Revenue
5.8%
-0.8%
Capex IntensityCapex / Revenue
5.9%
4.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$59.9M
$65.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CLNE
CLNE
SLAB
SLAB
Q1 26
$8.3M
Q4 25
$13.1M
$34.3M
Q3 25
$13.1M
$4.9M
Q2 25
$35.9M
$48.1M
Q1 25
$23.4M
Q4 24
$21.9M
$10.1M
Q3 24
$21.4M
$31.6M
Q2 24
$18.8M
$16.1M
Free Cash Flow
CLNE
CLNE
SLAB
SLAB
Q1 26
$-1.6M
Q4 25
$6.5M
$27.9M
Q3 25
$6.5M
$-3.8M
Q2 25
$30.9M
$43.3M
Q1 25
$15.9M
Q4 24
$10.3M
$6.2M
Q3 24
$42.0K
$29.4M
Q2 24
$4.8M
$12.6M
FCF Margin
CLNE
CLNE
SLAB
SLAB
Q1 26
-0.8%
Q4 25
5.8%
13.6%
Q3 25
6.1%
-2.0%
Q2 25
30.2%
24.4%
Q1 25
15.4%
Q4 24
9.5%
3.7%
Q3 24
0.0%
17.7%
Q2 24
4.9%
8.7%
Capex Intensity
CLNE
CLNE
SLAB
SLAB
Q1 26
4.8%
Q4 25
5.9%
3.1%
Q3 25
6.2%
4.5%
Q2 25
4.8%
2.7%
Q1 25
7.2%
Q4 24
10.5%
2.4%
Q3 24
20.3%
1.3%
Q2 24
14.2%
2.4%

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CLNE
CLNE

Volume Related Fuel Sales$73.6M66%
Services$15.1M13%
Station Construction Sales$10.7M9%
Volume Related Renewable Identification Number Credits$9.5M8%
Volume Related Low Carbon Fuel Standard Credits$3.4M3%

SLAB
SLAB

Sales Channel Through Intermediary$157.5M76%
Sales Channel Directly To Consumer$50.7M24%

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