profit from every $100 of sales.
$0$100
ClearSign Technologies
$2.30+1.77% today
-73.4% in 1 year
1-year low $2.261-year high $8.82
Trading close to its lowest price of the past year.
The essentials
Four questions every investor asks, answered in one line each.
more sales each year, on average, 2022 to 2025.
0%20% a year
It has no yearly profit to compare the price with.
CheapExpensive
It holds more cash than debt.
No debt5 years
Money in, money out
What ClearSign Technologies sold, what it kept, and what it did with the cash.
Sales went from $374,000 in 2022 to $5.23 million in 2025, with -$5.50 million of profit last year.
SalesProfit
ClearSign Technologies vs. similar companies
How it compares with the largest companies in its industry.
| Company | Profit from $100 of sales | Sales growth a year | Price per $1 of profit |
|---|---|---|---|
| ClearSign Technologies | No profit yet | ||
 Veralto | 30.6× · Expensive | ||
 Zurn Elkay Water Solutions | 38.2× · Expensive | ||
 CECO Environmental | 63.5× · Very expensive | ||
 Energy Recovery | 16.1× · Fair price |
AI analysis
An AI analyst reads ClearSign Technologies's last five years, its segments, earnings, insiders and peers, and writes the bull case, the bear case and what the price expects.
Run the AI analysisFull statementsIncome, balance sheet and cash flow, year by year
Income statement
| In millions of USD | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| 0 | 2 | 4 | 5 | |
| 0 | 1 | 1 | 1 | |
| -6 | -6 | -6 | -6 | |
| -6 | -5 | -6 | -6 | |
| -6 | -5 | -5 | -5 | |
| -0.16 | -0.13 | -0.11 | -0.10 | |
| 31.0% | 34.0% | 31.1% | 27.2% | |
| -1,573.5% | -238.3% | -162.0% | -113.4% | |
| -1,539.6% | -216.1% | -147.4% | -105.0% |
Balance sheet
| In millions of USD | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| Total assets | 11 | 8 | 16 | 12 |
| Cash | 6 | 6 | 14 | 9 |
| Total debt | 0 | 0 | 0 | 0 |
| Total liabilities | 1 | 2 | 3 | 3 |
| 10 | 5 | 14 | 10 | |
| 35 | 39 | 49 | 56 | |
| -46.9% | -83.2% | -33.0% | -48.4% | |
| -60.3% | -100.0% | -38.5% | -57.7% |
Cash flow
| In millions of USD | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| -5 | -3 | -4 | -5 | |
| 0 | 0 | 0 | 0 | |
| -5 | -3 | -5 | -5 | |
| Dividends paid | – | – | – | – |
| – | – | – | – | |
| 0 | 1 | 1 | 1 |
Valuation
- –
- –
- –
- 2.6×
- 2.8×
- –
- –
- -33.3%
- -37.9%
- 0.0%
Profitability
- 27.2%
- -113.4%
- -105.0%
- -103.6%
- -64.4%
- -67.5%
- -53.5%
- -45.1%
- -65.0%
- 27.2%
Growth
- +141.0%
- –
- −5.4%
- –
- +15.5%
Financial health
- -1.6×
- 0.02
- 1.3%
- –
- 4.34
- 4.34
- 0.43
How it ranks in Industrials
Each dot is where the company stands among every company over $300M in the sector. Further right is better.
Bottom 1%of 979
Bottom 1%of 984
Top 1%of 983
Bottom 1%of 987
Recent earnings
Our results feed has not updated since May 21, 2026. Results reported after that are not in this table yet.
| Date | EPS | Expected | Surprise |
|---|---|---|---|
| May 15, 2026 | -0.39 | -0.29 | −34.5% |
| Apr 9, 2026 | 0.01 | -0.30 | +103.3% |
| Nov 14, 2025 | -0.03 | -0.04 | +25.0% |
| Aug 14, 2025 | -0.03 | -0.04 | +25.0% |
| May 21, 2025 | -0.03 | -0.03 | +0.0% |
| Apr 2, 2025 | -0.02 | -0.03 | +33.3% |
| Nov 14, 2024 | -0.02 | -0.03 | +33.3% |
| Aug 14, 2024 | -0.04 | -0.04 | +0.0% |
News
No recent news on file.
Insider trades
Our insider feed has not updated since May 26, 2026. Trades filed after that are not listed yet.
No insider trades on file.
The seven classic investing rulebooks
0/7Passes 0 of 7. Each bar is how well the company fits that investor's published rules, from 0 to 100; 60 or more counts as a pass.
Warren Buffett
35No pass
Benjamin Graham
45No pass
Philip Fisher
35No pass
Peter Lynch
50No pass
Joel Greenblatt
0No pass
Charlie Munger
31No pass
Terry Smith
29No pass
Questions about ClearSign Technologies
Is ClearSign Technologies a good stock to buy?
A business with weak numbers that is not profitable yet. 0 of the 7 famous investors' published rulebooks we apply pass it. Whether it suits you depends on your goals and the price you pay; invest-like never tells anyone to buy or sell. The AI analysis lays out the case for and against. Read the ClearSign Technologies AI analysis
What does ClearSign Technologies do?
ClearSign Technologies Corporation designs and develops products and technologies to enhance operational performance, energy efficiency, emission reduction, safety, and overall cost-effectiveness of industrial and commercial systems in the United States and the People's Republic of China. It is in Industrial - Pollution & Treatment Controls.
Does ClearSign Technologies pay a dividend?
No. ClearSign Technologies does not pay a dividend at the moment.
Is ClearSign Technologies stock halal?
No. ClearSign Technologies does not pass our halal screen: its cash and confirmed interest-bearing investments are 63% of its market value, at or above the 33% limit. How we check
How has ClearSign Technologies stock done over the past year?
Down 73.4% over the past twelve months, to $2.30. It traded between $2.26 and $8.82 and is 73.9% below its high.
Who are ClearSign Technologies's competitors?
The largest listed companies in the same industry are Veralto, Zurn Elkay Water Solutions, CECO Environmental and Energy Recovery. The peers table on this page compares their profit, growth and price with ClearSign Technologies's.
Prices: daily closes to Nov 13, 2026. Fundamentals: company reports via invest-like data.