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Side-by-side financial comparison of AirJoule Technologies Corp. (AIRJ) and ESS Tech, Inc. (GWH). Click either name above to swap in a different company.

AirJoule Technologies Corp develops and commercializes energy-efficient dehumidification systems and climate control technologies for residential, commercial, and industrial customers. Its solutions cut energy use for air conditioning, helping lower operational costs and reduce carbon emissions across North America and global emerging markets.

ESS Tech, Inc. (ticker GWH) is a leading provider of long-duration stationary energy storage solutions, specializing in safe, non-toxic iron flow battery systems. It serves utility, commercial, and industrial customers across North America and Europe, supporting renewable energy integration, grid stability, and global decarbonization initiatives.

AIRJ vs GWH — Head-to-Head

Bigger by revenue
AIRJ
AIRJ
-0.0× larger
AIRJ
$2.5K
$-1.6M
GWH

Income Statement — Q1 FY2024 vs Q4 FY2025

Metric
AIRJ
AIRJ
GWH
GWH
Revenue
$2.5K
$-1.6M
Net Profit
$181.6M
Gross Margin
610.8%
Operating Margin
-2278436.7%
1126.8%
Net Margin
7335567.4%
Revenue YoY
-155.7%
Net Profit YoY
21852.9%
EPS (diluted)
$-1.21

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
AIRJ
AIRJ
GWH
GWH
Q4 25
$-1.6M
Q3 25
$214.0K
Q2 25
$2.4M
Q1 25
$599.0K
Q4 24
$2.9M
Q3 24
$359.0K
Q2 24
$348.0K
Q1 24
$2.5K
$2.7M
Net Profit
AIRJ
AIRJ
GWH
GWH
Q4 25
Q3 25
$-10.4M
Q2 25
$-11.1M
Q1 25
$-18.0M
Q4 24
Q3 24
$-22.5M
Q2 24
$-21.9M
Q1 24
$181.6M
$-18.3M
Gross Margin
AIRJ
AIRJ
GWH
GWH
Q4 25
610.8%
Q3 25
Q2 25
-216.3%
Q1 25
-1360.1%
Q4 24
-462.7%
Q3 24
-3449.0%
Q2 24
Q1 24
-306.4%
Operating Margin
AIRJ
AIRJ
GWH
GWH
Q4 25
1126.8%
Q3 25
-4584.6%
Q2 25
-490.1%
Q1 25
-3029.4%
Q4 24
-824.5%
Q3 24
-6596.7%
Q2 24
-6645.1%
Q1 24
-2278436.7%
-712.0%
Net Margin
AIRJ
AIRJ
GWH
GWH
Q4 25
Q3 25
-4848.1%
Q2 25
-468.9%
Q1 25
-3009.3%
Q4 24
Q3 24
-6265.5%
Q2 24
-6304.6%
Q1 24
7335567.4%
-668.7%
EPS (diluted)
AIRJ
AIRJ
GWH
GWH
Q4 25
$-1.21
Q3 25
$-0.73
Q2 25
$-0.90
Q1 25
$-1.50
Q4 24
$-1.98
Q3 24
$-1.90
Q2 24
$-1.87
Q1 24
$-1.57

Balance Sheet & Financial Strength

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

Metric
AIRJ
AIRJ
GWH
GWH
Cash + ST InvestmentsLiquidity on hand
$27.4M
$14.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$198.1M
$8.6M
Total Assets
$371.6M
$51.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AIRJ
AIRJ
GWH
GWH
Q4 25
$14.5M
Q3 25
$3.5M
Q2 25
$797.0K
Q1 25
$8.4M
Q4 24
$13.3M
Q3 24
$12.8M
Q2 24
$36.7M
Q1 24
$27.4M
$36.3M
Stockholders' Equity
AIRJ
AIRJ
GWH
GWH
Q4 25
$8.6M
Q3 25
$-1.8M
Q2 25
$3.3M
Q1 25
$12.1M
Q4 24
$28.9M
Q3 24
$49.2M
Q2 24
$69.0M
Q1 24
$198.1M
$87.8M
Total Assets
AIRJ
AIRJ
GWH
GWH
Q4 25
$51.2M
Q3 25
$36.1M
Q2 25
$39.6M
Q1 25
$53.6M
Q4 24
$71.8M
Q3 24
$96.7M
Q2 24
$111.1M
Q1 24
$371.6M
$123.6M

Cash Flow & Capital Efficiency

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

Metric
AIRJ
AIRJ
GWH
GWH
Operating Cash FlowLast quarter
$-6.4M
$-13.9M
Free Cash FlowOCF − Capex
$-16.2M
FCF MarginFCF / Revenue
1018.1%
Capex IntensityCapex / Revenue
-145.7%
Cash ConversionOCF / Net Profit
-0.04×
TTM Free Cash FlowTrailing 4 quarters
$-54.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AIRJ
AIRJ
GWH
GWH
Q4 25
$-13.9M
Q3 25
$-5.8M
Q2 25
$-12.4M
Q1 25
$-18.2M
Q4 24
$-20.5M
Q3 24
$-17.6M
Q2 24
$-15.2M
Q1 24
$-6.4M
$-18.9M
Free Cash Flow
AIRJ
AIRJ
GWH
GWH
Q4 25
$-16.2M
Q3 25
$-6.3M
Q2 25
$-13.1M
Q1 25
$-19.0M
Q4 24
$-23.9M
Q3 24
$-19.9M
Q2 24
$-15.8M
Q1 24
$-19.9M
FCF Margin
AIRJ
AIRJ
GWH
GWH
Q4 25
1018.1%
Q3 25
-2920.6%
Q2 25
-555.0%
Q1 25
-3172.0%
Q4 24
-840.2%
Q3 24
-5534.8%
Q2 24
-4549.7%
Q1 24
-725.5%
Capex Intensity
AIRJ
AIRJ
GWH
GWH
Q4 25
-145.7%
Q3 25
194.9%
Q2 25
30.9%
Q1 25
127.2%
Q4 24
121.8%
Q3 24
629.0%
Q2 24
175.9%
Q1 24
34.8%
Cash Conversion
AIRJ
AIRJ
GWH
GWH
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
-0.04×

Financial Flow Comparison

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

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