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Side-by-side financial comparison of ClearSign Technologies Corp (CLIR) and Global Self Storage, Inc. (SELF). Click either name above to swap in a different company.

ClearSign Technologies Corp is the larger business by last-quarter revenue ($3.7M vs $3.2M, roughly 1.2× Global Self Storage, Inc.). Global Self Storage, Inc. runs the higher net margin — 10.2% vs -8.5%, a 18.7% gap on every dollar of revenue. On growth, ClearSign Technologies Corp posted the faster year-over-year revenue change (522.2% vs -0.9%). Over the past eight quarters, ClearSign Technologies Corp's revenue compounded faster (82.5% CAGR vs 2.0%).

ClearSign Technologies Corporation (ClearSign) is a United States-based company that develops emission-control technology.

Hertz Global Holdings, Inc., known as Hertz, is an American car rental company based in Estero, Florida. The company operates its namesake Hertz brand, along with the brands Dollar Rent A Car, Firefly Car Rental, and Thrifty Car Rental.

CLIR vs SELF — Head-to-Head

Bigger by revenue
CLIR
CLIR
1.2× larger
CLIR
$3.7M
$3.2M
SELF
Growing faster (revenue YoY)
CLIR
CLIR
+523.1% gap
CLIR
522.2%
-0.9%
SELF
Higher net margin
SELF
SELF
18.7% more per $
SELF
10.2%
-8.5%
CLIR
Faster 2-yr revenue CAGR
CLIR
CLIR
Annualised
CLIR
82.5%
2.0%
SELF

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CLIR
CLIR
SELF
SELF
Revenue
$3.7M
$3.2M
Net Profit
$-311.0K
$322.8K
Gross Margin
21.9%
Operating Margin
-22.5%
21.5%
Net Margin
-8.5%
10.2%
Revenue YoY
522.2%
-0.9%
Net Profit YoY
73.3%
282.5%
EPS (diluted)
$-0.06
$0.03

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
CLIR
CLIR
SELF
SELF
Q4 25
$3.7M
$3.2M
Q3 25
$1.0M
$3.2M
Q2 25
$133.0K
$3.2M
Q1 25
$401.0K
$3.1M
Q4 24
$590.0K
$3.2M
Q3 24
$1.9M
$3.2M
Q2 24
$45.0K
$3.1M
Q1 24
$1.1M
$3.0M
Net Profit
CLIR
CLIR
SELF
SELF
Q4 25
$-311.0K
$322.8K
Q3 25
$-1.4M
$496.3K
Q2 25
$-1.7M
$664.2K
Q1 25
$-2.1M
$555.2K
Q4 24
$-1.2M
$84.4K
Q3 24
$-1.2M
$1.2M
Q2 24
$-1.9M
$591.5K
Q1 24
$-1.1M
$266.1K
Gross Margin
CLIR
CLIR
SELF
SELF
Q4 25
21.9%
Q3 25
35.8%
Q2 25
41.4%
Q1 25
48.9%
Q4 24
14.9%
Q3 24
29.6%
Q2 24
93.3%
Q1 24
39.7%
Operating Margin
CLIR
CLIR
SELF
SELF
Q4 25
-22.5%
21.5%
Q3 25
-170.1%
22.6%
Q2 25
-1382.0%
25.9%
Q1 25
-562.8%
23.1%
Q4 24
-282.4%
24.9%
Q3 24
-77.1%
27.3%
Q2 24
-4748.9%
20.5%
Q1 24
-113.6%
19.5%
Net Margin
CLIR
CLIR
SELF
SELF
Q4 25
-8.5%
10.2%
Q3 25
-138.9%
15.4%
Q2 25
-1263.2%
20.8%
Q1 25
-517.7%
17.8%
Q4 24
-197.3%
2.6%
Q3 24
-62.1%
36.9%
Q2 24
-4160.0%
19.0%
Q1 24
-100.5%
8.8%
EPS (diluted)
CLIR
CLIR
SELF
SELF
Q4 25
$-0.06
$0.03
Q3 25
$-0.26
$0.04
Q2 25
$-0.30
$0.06
Q1 25
$-0.37
$0.05
Q4 24
$-0.18
$0.02
Q3 24
$-0.20
$0.10
Q2 24
$-0.40
$0.05
Q1 24
$-0.30
$0.02

Balance Sheet & Financial Strength

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

Metric
CLIR
CLIR
SELF
SELF
Cash + ST InvestmentsLiquidity on hand
$9.2M
$7.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$9.5M
$46.5M
Total Assets
$12.2M
$64.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CLIR
CLIR
SELF
SELF
Q4 25
$9.2M
$7.4M
Q3 25
$10.5M
$7.5M
Q2 25
$12.3M
$7.5M
Q1 25
$12.9M
$7.2M
Q4 24
$14.0M
$7.2M
Q3 24
$14.5M
$6.8M
Q2 24
$16.0M
$7.0M
Q1 24
$4.6M
$6.7M
Stockholders' Equity
CLIR
CLIR
SELF
SELF
Q4 25
$9.5M
$46.5M
Q3 25
$9.1M
$46.9M
Q2 25
$10.4M
$47.2M
Q1 25
$12.0M
$47.3M
Q4 24
$13.8M
$47.4M
Q3 24
$14.8M
$48.1M
Q2 24
$15.9M
$47.6M
Q1 24
$4.5M
$47.8M
Total Assets
CLIR
CLIR
SELF
SELF
Q4 25
$12.2M
$64.1M
Q3 25
$12.7M
$64.8M
Q2 25
$14.2M
$65.0M
Q1 25
$14.5M
$65.1M
Q4 24
$16.3M
$65.5M
Q3 24
$17.1M
$66.3M
Q2 24
$17.8M
$66.0M
Q1 24
$6.6M
$66.1M

Cash Flow & Capital Efficiency

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

Metric
CLIR
CLIR
SELF
SELF
Operating Cash FlowLast quarter
$-1.3M
$4.5M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
13.86×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CLIR
CLIR
SELF
SELF
Q4 25
$-1.3M
$4.5M
Q3 25
$-1.8M
$1.0M
Q2 25
$-511.0K
$1.3M
Q1 25
$-1.1M
$1.1M
Q4 24
$-415.0K
$4.3M
Q3 24
$-1.4M
$1.0M
Q2 24
$-1.5M
$1.2M
Q1 24
$-1.0M
$797.0K
Free Cash Flow
CLIR
CLIR
SELF
SELF
Q4 25
Q3 25
Q2 25
Q1 25
$-1.1M
Q4 24
Q3 24
Q2 24
Q1 24
FCF Margin
CLIR
CLIR
SELF
SELF
Q4 25
Q3 25
Q2 25
Q1 25
-278.1%
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
CLIR
CLIR
SELF
SELF
Q4 25
0.0%
Q3 25
0.0%
Q2 25
0.0%
Q1 25
1.0%
Q4 24
Q3 24
0.0%
Q2 24
Q1 24
Cash Conversion
CLIR
CLIR
SELF
SELF
Q4 25
13.86×
Q3 25
2.10×
Q2 25
2.02×
Q1 25
1.93×
Q4 24
51.30×
Q3 24
0.87×
Q2 24
2.11×
Q1 24
2.99×

Financial Flow Comparison

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

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