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Side-by-side financial comparison of Stabilis Solutions, Inc. (SLNG) and WESTPORT FUEL SYSTEMS INC. (WPRT). Click either name above to swap in a different company.

Stabilis Solutions, Inc. is the larger business by last-quarter revenue ($13.3M vs $12.5M, roughly 1.1× WESTPORT FUEL SYSTEMS INC.). Stabilis Solutions, Inc. runs the higher net margin — -2.0% vs -274.8%, a 272.8% gap on every dollar of revenue. On growth, WESTPORT FUEL SYSTEMS INC. posted the faster year-over-year revenue change (-11.4% vs -23.3%). Stabilis Solutions, Inc. produced more free cash flow last quarter ($-2.5M vs $-6.4M).

Stabilis Solutions, Inc. is a leading North American small-scale liquefied natural gas (LNG) producer and distributor. It supplies LNG fuel, cryogenic services, and full-cycle energy solutions to industrial, remote power, transportation, and commercial clients across the United States and Canada, advancing low-emission energy transition efforts.

Westport Innovations is a company that develops alternative fuel, low-emissions technologies to allow engines to operate on clean-burning fuels such as compressed natural gas (CNG), liquefied natural gas (LNG), hydrogen and biofuels such as landfill gas. Headquartered in Vancouver, British Columbia, Canada, where the company was founded, Westport also has facilities in France, Sweden, Italy, China, Australia and the United States.

SLNG vs WPRT — Head-to-Head

Bigger by revenue
SLNG
SLNG
1.1× larger
SLNG
$13.3M
$12.5M
WPRT
Growing faster (revenue YoY)
WPRT
WPRT
+11.9% gap
WPRT
-11.4%
-23.3%
SLNG
Higher net margin
SLNG
SLNG
272.8% more per $
SLNG
-2.0%
-274.8%
WPRT
More free cash flow
SLNG
SLNG
$4.0M more FCF
SLNG
$-2.5M
$-6.4M
WPRT

Income Statement — Q4 FY2025 vs Q2 FY2025

Metric
SLNG
SLNG
WPRT
WPRT
Revenue
$13.3M
$12.5M
Net Profit
$-262.0K
$-34.3M
Gross Margin
24.7%
6.7%
Operating Margin
-2.4%
-8.1%
Net Margin
-2.0%
-274.8%
Revenue YoY
-23.3%
-11.4%
Net Profit YoY
-112.4%
-690.4%
EPS (diluted)
$-1.98

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
SLNG
SLNG
WPRT
WPRT
Q4 25
$13.3M
Q3 25
$20.3M
Q2 25
$17.3M
$12.5M
Q1 25
$17.3M
Q4 24
$17.3M
Q3 24
$17.6M
$4.9M
Q2 24
$18.6M
$14.1M
Q1 24
$19.8M
Net Profit
SLNG
SLNG
WPRT
WPRT
Q4 25
$-262.0K
Q3 25
$1.1M
Q2 25
$-613.0K
$-34.3M
Q1 25
$-1.6M
Q4 24
$2.1M
Q3 24
$997.0K
$-3.9M
Q2 24
$27.0K
$5.8M
Q1 24
$1.5M
Gross Margin
SLNG
SLNG
WPRT
WPRT
Q4 25
24.7%
Q3 25
27.6%
Q2 25
26.5%
6.7%
Q1 25
26.2%
Q4 24
28.5%
Q3 24
28.3%
13.6%
Q2 24
27.1%
16.7%
Q1 24
31.6%
Operating Margin
SLNG
SLNG
WPRT
WPRT
Q4 25
-2.4%
Q3 25
5.5%
Q2 25
-2.4%
-8.1%
Q1 25
-9.7%
Q4 24
12.8%
Q3 24
5.0%
-43.9%
Q2 24
2.4%
-54.9%
Q1 24
7.8%
Net Margin
SLNG
SLNG
WPRT
WPRT
Q4 25
-2.0%
Q3 25
5.5%
Q2 25
-3.5%
-274.8%
Q1 25
-9.2%
Q4 24
12.2%
Q3 24
5.7%
-79.3%
Q2 24
0.1%
41.2%
Q1 24
7.4%
EPS (diluted)
SLNG
SLNG
WPRT
WPRT
Q4 25
Q3 25
$0.06
Q2 25
$-0.03
$-1.98
Q1 25
$-0.09
Q4 24
$0.12
Q3 24
$0.05
$-0.22
Q2 24
$0.00
$0.34
Q1 24
$0.08

Balance Sheet & Financial Strength

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

Metric
SLNG
SLNG
WPRT
WPRT
Cash + ST InvestmentsLiquidity on hand
$7.5M
$6.1M
Total DebtLower is stronger
$7.9M
$977.0K
Stockholders' EquityBook value
$66.7M
$108.9M
Total Assets
$83.1M
$272.1M
Debt / EquityLower = less leverage
0.12×
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SLNG
SLNG
WPRT
WPRT
Q4 25
$7.5M
Q3 25
$10.3M
Q2 25
$12.2M
$6.1M
Q1 25
$9.0M
Q4 24
$9.0M
Q3 24
$12.4M
Q2 24
$11.5M
Q1 24
$8.3M
Total Debt
SLNG
SLNG
WPRT
WPRT
Q4 25
$7.9M
Q3 25
$8.3M
Q2 25
$7.6M
$977.0K
Q1 25
$8.3M
Q4 24
$8.9M
Q3 24
$9.3M
Q2 24
$8.6M
Q1 24
$9.1M
Stockholders' Equity
SLNG
SLNG
WPRT
WPRT
Q4 25
$66.7M
Q3 25
$66.7M
Q2 25
$65.5M
$108.9M
Q1 25
$65.9M
Q4 24
$67.0M
Q3 24
$65.4M
$149.3M
Q2 24
$63.7M
$151.5M
Q1 24
$63.2M
Total Assets
SLNG
SLNG
WPRT
WPRT
Q4 25
$83.1M
Q3 25
$87.1M
Q2 25
$83.2M
$272.1M
Q1 25
$83.1M
Q4 24
$85.6M
Q3 24
$89.3M
Q2 24
$82.6M
Q1 24
$80.6M
Debt / Equity
SLNG
SLNG
WPRT
WPRT
Q4 25
0.12×
Q3 25
0.12×
Q2 25
0.12×
0.01×
Q1 25
0.13×
Q4 24
0.13×
Q3 24
0.14×
Q2 24
0.13×
Q1 24
0.14×

Cash Flow & Capital Efficiency

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

Metric
SLNG
SLNG
WPRT
WPRT
Operating Cash FlowLast quarter
$669.0K
$-5.6M
Free Cash FlowOCF − Capex
$-2.5M
$-6.4M
FCF MarginFCF / Revenue
-18.6%
-51.6%
Capex IntensityCapex / Revenue
23.7%
6.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$462.0K

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SLNG
SLNG
WPRT
WPRT
Q4 25
$669.0K
Q3 25
$2.4M
Q2 25
$4.5M
$-5.6M
Q1 25
$1.0M
Q4 24
$2.2M
Q3 24
$2.6M
$-11.7M
Q2 24
$5.0M
$1.5M
Q1 24
$3.9M
Free Cash Flow
SLNG
SLNG
WPRT
WPRT
Q4 25
$-2.5M
Q3 25
$-1.5M
Q2 25
$3.9M
$-6.4M
Q1 25
$538.0K
Q4 24
$-3.4M
Q3 24
$1.2M
$-11.9M
Q2 24
$3.7M
$262.0K
Q1 24
$3.1M
FCF Margin
SLNG
SLNG
WPRT
WPRT
Q4 25
-18.6%
Q3 25
-7.3%
Q2 25
22.4%
-51.6%
Q1 25
3.1%
Q4 24
-19.7%
Q3 24
7.1%
-243.4%
Q2 24
19.7%
1.9%
Q1 24
15.5%
Capex Intensity
SLNG
SLNG
WPRT
WPRT
Q4 25
23.7%
Q3 25
19.1%
Q2 25
3.7%
6.6%
Q1 25
2.8%
Q4 24
32.3%
Q3 24
7.4%
3.8%
Q2 24
7.4%
8.9%
Q1 24
4.4%
Cash Conversion
SLNG
SLNG
WPRT
WPRT
Q4 25
Q3 25
2.14×
Q2 25
Q1 25
Q4 24
1.03×
Q3 24
2.56×
Q2 24
186.59×
0.26×
Q1 24
2.67×

Financial Flow Comparison

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

Revenue Breakdown by Segment

SLNG
SLNG

Natural Gas Gathering Transportation Marketing And Processing$11.1M84%
Other$1.3M10%
Services$897.0K7%

WPRT
WPRT

Segment breakdown not available.

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