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

Spire Global, Inc. is the larger business by last-quarter revenue ($15.8M vs $12.5M, roughly 1.3× WESTPORT FUEL SYSTEMS INC.). Spire Global, Inc. runs the higher net margin — -176.6% vs -274.8%, a 98.2% gap on every dollar of revenue. On growth, WESTPORT FUEL SYSTEMS INC. posted the faster year-over-year revenue change (-11.4% vs -26.9%). WESTPORT FUEL SYSTEMS INC. produced more free cash flow last quarter ($-6.4M vs $-16.2M).

Spire Global, Inc. is a space-to-cloud data and analytics company that specializes in the tracking of global data sets powered by a large constellation of nanosatellites, such as the tracking of maritime, aviation and weather patterns.

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.

SPIR vs WPRT — Head-to-Head

Bigger by revenue
SPIR
SPIR
1.3× larger
SPIR
$15.8M
$12.5M
WPRT
Growing faster (revenue YoY)
WPRT
WPRT
+15.5% gap
WPRT
-11.4%
-26.9%
SPIR
Higher net margin
SPIR
SPIR
98.2% more per $
SPIR
-176.6%
-274.8%
WPRT
More free cash flow
WPRT
WPRT
$9.7M more FCF
WPRT
$-6.4M
$-16.2M
SPIR

Income Statement — Q4 FY2025 vs Q2 FY2025

Metric
SPIR
SPIR
WPRT
WPRT
Revenue
$15.8M
$12.5M
Net Profit
$-28.0M
$-34.3M
Gross Margin
40.2%
6.7%
Operating Margin
-164.1%
-8.1%
Net Margin
-176.6%
-274.8%
Revenue YoY
-26.9%
-11.4%
Net Profit YoY
42.7%
-690.4%
EPS (diluted)
$-0.85
$-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
SPIR
SPIR
WPRT
WPRT
Q4 25
$15.8M
Q3 25
$12.7M
Q2 25
$19.2M
$12.5M
Q1 25
$23.9M
Q4 24
$21.7M
Q3 24
$28.6M
$4.9M
Q2 24
$25.4M
$14.1M
Q1 24
$34.8M
Net Profit
SPIR
SPIR
WPRT
WPRT
Q4 25
$-28.0M
Q3 25
$-19.7M
Q2 25
$119.6M
$-34.3M
Q1 25
$-20.7M
Q4 24
$-48.8M
Q3 24
$-12.5M
$-3.9M
Q2 24
$-16.6M
$5.8M
Q1 24
$-25.5M
Gross Margin
SPIR
SPIR
WPRT
WPRT
Q4 25
40.2%
Q3 25
36.6%
Q2 25
48.9%
6.7%
Q1 25
36.8%
Q4 24
32.4%
Q3 24
44.5%
13.6%
Q2 24
43.0%
16.7%
Q1 24
26.5%
Operating Margin
SPIR
SPIR
WPRT
WPRT
Q4 25
-164.1%
Q3 25
-166.1%
Q2 25
-122.7%
-8.1%
Q1 25
-106.5%
Q4 24
-144.1%
Q3 24
-48.0%
-43.9%
Q2 24
-48.6%
-54.9%
Q1 24
-34.4%
Net Margin
SPIR
SPIR
WPRT
WPRT
Q4 25
-176.6%
Q3 25
-155.3%
Q2 25
623.4%
-274.8%
Q1 25
-86.5%
Q4 24
-225.2%
Q3 24
-43.7%
-79.3%
Q2 24
-65.2%
41.2%
Q1 24
-73.3%
EPS (diluted)
SPIR
SPIR
WPRT
WPRT
Q4 25
$-0.85
Q3 25
$-0.61
Q2 25
$3.72
$-1.98
Q1 25
$-0.77
Q4 24
$-1.93
Q3 24
$-0.50
$-0.22
Q2 24
$-0.68
$0.34
Q1 24
$-1.17

Balance Sheet & Financial Strength

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

Metric
SPIR
SPIR
WPRT
WPRT
Cash + ST InvestmentsLiquidity on hand
$81.8M
$6.1M
Total DebtLower is stronger
$977.0K
Stockholders' EquityBook value
$112.9M
$108.9M
Total Assets
$211.0M
$272.1M
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SPIR
SPIR
WPRT
WPRT
Q4 25
$81.8M
Q3 25
$96.8M
Q2 25
$117.6M
$6.1M
Q1 25
$35.9M
Q4 24
$19.2M
Q3 24
$36.6M
Q2 24
$45.8M
Q1 24
$63.7M
Total Debt
SPIR
SPIR
WPRT
WPRT
Q4 25
Q3 25
Q2 25
$977.0K
Q1 25
$103.7M
Q4 24
$103.1M
Q3 24
$4.9M
Q2 24
$4.9M
Q1 24
$123.1M
Stockholders' Equity
SPIR
SPIR
WPRT
WPRT
Q4 25
$112.9M
Q3 25
$133.1M
Q2 25
$149.2M
$108.9M
Q1 25
$3.7M
Q4 24
$-11.7M
Q3 24
$30.8M
$149.3M
Q2 24
$40.3M
$151.5M
Q1 24
$52.5M
Total Assets
SPIR
SPIR
WPRT
WPRT
Q4 25
$211.0M
Q3 25
$224.3M
Q2 25
$239.5M
$272.1M
Q1 25
$208.8M
Q4 24
$193.6M
Q3 24
$224.2M
Q2 24
$230.8M
Q1 24
$252.3M
Debt / Equity
SPIR
SPIR
WPRT
WPRT
Q4 25
Q3 25
Q2 25
0.01×
Q1 25
27.92×
Q4 24
Q3 24
0.16×
Q2 24
0.12×
Q1 24
2.35×

Cash Flow & Capital Efficiency

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

Metric
SPIR
SPIR
WPRT
WPRT
Operating Cash FlowLast quarter
$-4.3M
$-5.6M
Free Cash FlowOCF − Capex
$-16.2M
$-6.4M
FCF MarginFCF / Revenue
-102.1%
-51.6%
Capex IntensityCapex / Revenue
75.1%
6.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-92.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SPIR
SPIR
WPRT
WPRT
Q4 25
$-4.3M
Q3 25
$-12.0M
Q2 25
$-35.1M
$-5.6M
Q1 25
$-8.4M
Q4 24
$-19.2M
Q3 24
$14.0M
$-11.7M
Q2 24
$-4.4M
$1.5M
Q1 24
$-8.8M
Free Cash Flow
SPIR
SPIR
WPRT
WPRT
Q4 25
$-16.2M
Q3 25
$-20.4M
Q2 25
$-38.7M
$-6.4M
Q1 25
$-17.3M
Q4 24
$-24.3M
Q3 24
$5.1M
$-11.9M
Q2 24
$-9.9M
$262.0K
Q1 24
$-15.9M
FCF Margin
SPIR
SPIR
WPRT
WPRT
Q4 25
-102.1%
Q3 25
-161.3%
Q2 25
-201.7%
-51.6%
Q1 25
-72.6%
Q4 24
-112.2%
Q3 24
17.8%
-243.4%
Q2 24
-39.0%
1.9%
Q1 24
-45.7%
Capex Intensity
SPIR
SPIR
WPRT
WPRT
Q4 25
75.1%
Q3 25
66.2%
Q2 25
18.8%
6.6%
Q1 25
37.3%
Q4 24
23.5%
Q3 24
31.2%
3.8%
Q2 24
21.8%
8.9%
Q1 24
20.3%
Cash Conversion
SPIR
SPIR
WPRT
WPRT
Q4 25
Q3 25
Q2 25
-0.29×
Q1 25
Q4 24
Q3 24
Q2 24
0.26×
Q1 24

Financial Flow Comparison

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

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