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Side-by-side financial comparison of ClearSign Technologies Corp (CLIR) and Terra Property Trust, Inc. (TPTA). Click either name above to swap in a different company.

Terra Property Trust, Inc. is the larger business by last-quarter revenue ($7.1M vs $3.7M, roughly 1.9× ClearSign Technologies Corp). ClearSign Technologies Corp runs the higher net margin — -8.5% vs -150.2%, a 141.7% gap on every dollar of revenue. On growth, ClearSign Technologies Corp posted the faster year-over-year revenue change (522.2% vs -37.4%). Over the past eight quarters, ClearSign Technologies Corp's revenue compounded faster (82.5% CAGR vs -31.3%).

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

The National Savings and Trust Company is a historic bank building located at the corner of New York Avenue and 15th Street, NW in Downtown Washington, D.C. It has also been known as the National Safe Deposit Company and the National Safe Deposit Savings and Trust Company.

CLIR vs TPTA — Head-to-Head

Bigger by revenue
TPTA
TPTA
1.9× larger
TPTA
$7.1M
$3.7M
CLIR
Growing faster (revenue YoY)
CLIR
CLIR
+559.6% gap
CLIR
522.2%
-37.4%
TPTA
Higher net margin
CLIR
CLIR
141.7% more per $
CLIR
-8.5%
-150.2%
TPTA
Faster 2-yr revenue CAGR
CLIR
CLIR
Annualised
CLIR
82.5%
-31.3%
TPTA

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CLIR
CLIR
TPTA
TPTA
Revenue
$3.7M
$7.1M
Net Profit
$-311.0K
$-10.6M
Gross Margin
21.9%
Operating Margin
-22.5%
-48.8%
Net Margin
-8.5%
-150.2%
Revenue YoY
522.2%
-37.4%
Net Profit YoY
73.3%
32.0%
EPS (diluted)
$-0.06
$-0.43

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
TPTA
TPTA
Q4 25
$3.7M
$7.1M
Q3 25
$1.0M
$7.3M
Q2 25
$133.0K
$8.6M
Q1 25
$401.0K
$12.5M
Q4 24
$590.0K
$11.3M
Q3 24
$1.9M
$12.2M
Q2 24
$45.0K
$11.2M
Q1 24
$1.1M
$15.0M
Net Profit
CLIR
CLIR
TPTA
TPTA
Q4 25
$-311.0K
$-10.6M
Q3 25
$-1.4M
$-6.7M
Q2 25
$-1.7M
$-9.2M
Q1 25
$-2.1M
$-1.3M
Q4 24
$-1.2M
$-15.6M
Q3 24
$-1.2M
$-7.8M
Q2 24
$-1.9M
$-7.5M
Q1 24
$-1.1M
$-6.2M
Gross Margin
CLIR
CLIR
TPTA
TPTA
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
TPTA
TPTA
Q4 25
-22.5%
-48.8%
Q3 25
-170.1%
6.7%
Q2 25
-1382.0%
-28.4%
Q1 25
-562.8%
32.8%
Q4 24
-282.4%
-72.3%
Q3 24
-77.1%
54.1%
Q2 24
-4748.9%
6.3%
Q1 24
-113.6%
32.0%
Net Margin
CLIR
CLIR
TPTA
TPTA
Q4 25
-8.5%
-150.2%
Q3 25
-138.9%
-92.4%
Q2 25
-1263.2%
-106.5%
Q1 25
-517.7%
-10.3%
Q4 24
-197.3%
-138.3%
Q3 24
-62.1%
-63.9%
Q2 24
-4160.0%
-67.5%
Q1 24
-100.5%
-41.2%
EPS (diluted)
CLIR
CLIR
TPTA
TPTA
Q4 25
$-0.06
$-0.43
Q3 25
$-0.26
$-0.28
Q2 25
$-0.30
$-0.38
Q1 25
$-0.37
$-0.05
Q4 24
$-0.18
$-0.65
Q3 24
$-0.20
$-0.32
Q2 24
$-0.40
$-0.31
Q1 24
$-0.30
$-0.25

Balance Sheet & Financial Strength

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

Metric
CLIR
CLIR
TPTA
TPTA
Cash + ST InvestmentsLiquidity on hand
$9.2M
$33.2M
Total DebtLower is stronger
$178.9M
Stockholders' EquityBook value
$9.5M
$146.5M
Total Assets
$12.2M
$351.5M
Debt / EquityLower = less leverage
1.22×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CLIR
CLIR
TPTA
TPTA
Q4 25
$9.2M
$33.2M
Q3 25
$10.5M
$17.4M
Q2 25
$12.3M
$5.9M
Q1 25
$12.9M
$11.9M
Q4 24
$14.0M
$8.6M
Q3 24
$14.5M
$21.2M
Q2 24
$16.0M
$18.9M
Q1 24
$4.6M
$17.9M
Total Debt
CLIR
CLIR
TPTA
TPTA
Q4 25
$178.9M
Q3 25
$211.9M
Q2 25
$260.2M
Q1 25
$286.7M
Q4 24
$326.1M
Q3 24
$312.9M
Q2 24
$383.8M
Q1 24
$377.6M
Stockholders' Equity
CLIR
CLIR
TPTA
TPTA
Q4 25
$9.5M
$146.5M
Q3 25
$9.1M
$159.7M
Q2 25
$10.4M
$168.5M
Q1 25
$12.0M
$179.9M
Q4 24
$13.8M
$185.7M
Q3 24
$14.8M
$206.2M
Q2 24
$15.9M
$218.6M
Q1 24
$4.5M
$230.5M
Total Assets
CLIR
CLIR
TPTA
TPTA
Q4 25
$12.2M
$351.5M
Q3 25
$12.7M
$398.1M
Q2 25
$14.2M
$459.3M
Q1 25
$14.5M
$495.2M
Q4 24
$16.3M
$542.8M
Q3 24
$17.1M
$546.8M
Q2 24
$17.8M
$634.4M
Q1 24
$6.6M
$640.2M
Debt / Equity
CLIR
CLIR
TPTA
TPTA
Q4 25
1.22×
Q3 25
1.33×
Q2 25
1.54×
Q1 25
1.59×
Q4 24
1.76×
Q3 24
1.52×
Q2 24
1.76×
Q1 24
1.64×

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
TPTA
TPTA
Operating Cash FlowLast quarter
$-1.3M
$1.9M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CLIR
CLIR
TPTA
TPTA
Q4 25
$-1.3M
$1.9M
Q3 25
$-1.8M
$-4.3M
Q2 25
$-511.0K
$1.2M
Q1 25
$-1.1M
$861.6K
Q4 24
$-415.0K
$-3.3M
Q3 24
$-1.4M
$1.7M
Q2 24
$-1.5M
$-3.1M
Q1 24
$-1.0M
$-4.2M
Free Cash Flow
CLIR
CLIR
TPTA
TPTA
Q4 25
Q3 25
Q2 25
Q1 25
$-1.1M
Q4 24
Q3 24
Q2 24
Q1 24
FCF Margin
CLIR
CLIR
TPTA
TPTA
Q4 25
Q3 25
Q2 25
Q1 25
-278.1%
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
CLIR
CLIR
TPTA
TPTA
Q4 25
0.0%
Q3 25
0.0%
Q2 25
0.0%
Q1 25
1.0%
Q4 24
0.0%
Q3 24
0.0%
Q2 24
Q1 24

Financial Flow Comparison

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

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