ClearSign Technologies Corporation (CLIR)Industrials | Pollution & Treatment Controls | Tulsa, United States | NasdaqCM
4.47 USD
-0.07
(-1.435%) ⇩
(Aug. 28, 2026, 4 p.m.
EDT)
After hours: 4.36 -0.11 (-0.105%) ⇩ (Aug. 28, 2026, 7:30 p.m. EDT) |
Hot Take ↕ | Aug. 22, 2026, 4:01 a.m. EDT
The investment case here is broken. Fundamentally, the company is hemorrhaging cash with negative operating margins of nearly 12% and a massive 52% contraction in revenue. The balance sheet is fragile, burning through free cash flow while relying on dilutive equity offerings to stay afloat. The price action confirms this deterioration, having lost over 87% of its value over the last nine years and trading well below its 200-day average despite a recent minor bounce. There is no dividend to provide income, and the options market has completely abandoned the stock, offering no liquidity or sentiment signal. This is a deep value trap where the market has correctly priced the business as failing. |
| Model | MAE |
|---|---|
| AutoETS ✓ | 0.158898 |
| AutoTheta | 0.307203 |
| MSTL | 0.365946 |
| AutoARIMA | 0.419855 |
Forecast horizon: 45 days | Selected: AutoETS
| Forecast Reliability | |
|---|---|
| Score | 34% |
| H-stat | 6.30 |
| Ljung-Box p | 0.000 |
| Jarque-Bera p | 0.477 |
| Excess Kurtosis | -0.81 |
| Attribute | Value |
|---|---|
| Sector | Industrials |
| Debt to Equity Ratio | 1.19 |
| Revenue per Share | 0.959 |
| Market Cap | 28,162,788 |
| Forward P/E | -8.50 |
| Beta | 1.41 |
| Profit Margins | -96.07% |
| Website | https://www.clearsign.com |
As of Aug. 22, 2026, 4:01 a.m. EDT: Options activity is virtually dormant with zero volume or open interest in out-of-the-money contracts. Implied volatility for puts sits at 32.75%, suggesting some defensive hedging, while calls show no speculative positioning. The lack of flow indicates a complete absence of directional bets from retail or institutional traders.
| Attribute | Value |
|---|---|
| 52 Week Change | -0.245 |
| Address1 | 8,023 East 63 Place |
| Address2 | Suite 101 |
| All Time High | 138.7 |
| All Time Low | 3.16 |
| Ask | 6.08 |
| Ask Size | 2 |
| Average Analyst Rating | 1.0 - Strong Buy |
| Average Daily Volume10 Day | 21,460 |
| Average Daily Volume3 Month | 14,312 |
| Average Volume | 14,312 |
| Average Volume10Days | 21,460 |
| Beta | 1.409 |
| Bid | 3.24 |
| Bid Size | 2 |
| Book Value | 1.559 |
| City | Tulsa |
| Compensation As Of Epoch Date | 1,767,139,200 |
| Country | United States |
| Crypto Tradeable | 0 |
| Currency | USD |
| Current Price | 4.465 |
| Current Ratio | 4.782 |
| Custom Price Alert Confidence | HIGH |
| Date Short Interest | 1,786,665,600 |
| Day High | 4.62 |
| Day Low | 4.465 |
| Debt To Equity | 1.19 |
| Display Name | ClearSign |
| Earnings Call Timestamp End | 1,787,169,600 |
| Earnings Call Timestamp Start | 1,787,169,600 |
| Earnings Timestamp End | 1,794,486,600 |
| Earnings Timestamp Start | 1,794,486,600 |
| Ebitda | -6,181,000 |
| Ebitda Margins | -1.13392 |
| Enterprise To Ebitda | -3.337 |
| Enterprise To Revenue | 3.783 |
| Enterprise Value | 20,623,286 |
| Eps Current Year | -0.94 |
| Eps Forward | -0.525 |
| Eps Trailing Twelve Months | -0.01 |
| Esg Populated | 0 |
| Exchange | NCM |
| Exchange Data Delayed By | 0 |
| Exchange Timezone Name | America/New_York |
| Exchange Timezone Short Name | EDT |
| Fifty Day Average | 3.948 |
| Fifty Day Average Change | 0.5170002 |
| Fifty Day Average Change Percent | 0.13095243 |
| Fifty Two Week Change Percent | -24.5 |
| Fifty Two Week High | 11.2 |
| Fifty Two Week High Change | -6.7349997 |
| Fifty Two Week High Change Percent | -0.6013393 |
| Fifty Two Week Low | 3.16 |
| Fifty Two Week Low Change | 1.3050001 |
| Fifty Two Week Low Change Percent | 0.4129747 |
| Fifty Two Week Range | 3.16 - 11.2 |
| Financial Currency | USD |
| First Trade Date Milliseconds | 1,335,360,600,000 |
| Float Shares | 5,352,021 |
| Forward Eps | -0.525 |
| Forward P E | -8.504763 |
| Free Cashflow | -4,663,625 |
| Full Exchange Name | NasdaqCM |
| Full Time Employees | 16 |
| Fullday Change | -0.0650001 |
| Fullday Change Percent | -1.43488 |
| Fullday Price | 4.36 |
| Gmt Off Set Milliseconds | -14,400,000 |
| Gross Margins | 0.18492001 |
| Gross Profits | 1,008,000 |
| Has Pre Post Market Data | 1 |
| Held Percent Insiders | 0.04675 |
| Held Percent Institutions | 0.26018998 |
| Implied Shares Outstanding | 6,307,455 |
| Industry | Pollution & Treatment Controls |
| Industry Disp | Pollution & Treatment Controls |
| Industry Key | pollution-treatment-controls |
| Is Earnings Date Estimate | 0 |
| Language | en-US |
| Last Fiscal Year End | 1,767,139,200 |
| Last Split Date | 1,773,619,200 |
| Last Split Factor | 1:10 |
| Long Business Summary | ClearSign Technologies Corporation designs and develops products and technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial systems in the United States and the People's Republic of China. The company's technologies include ClearSign core burner technology consists of an industrial burner body and a downstream porous ceramic or metal flame stabilizing structure; ClearSign core process burner technology that provides a direct burner replacement for traditional refinery process heaters; ClearSign core boiler burner technology; ClearSign core flaring burners that can be used to provide a flare product with extremely low nitrogen oxide emissions; and ClearSign eye flame sensor, an electrical flame sensor for industrial applications. It serves energy, institutional, commercial and industrial boiler, chemical, and petrochemical industries. ClearSign Technologies Corporation was formerly known as ClearSign Combustion Corporation and changed its name to ClearSign Technologies Corporation in November 2019. The company was incorporated in 2008 and is headquartered in Tulsa, Oklahoma. |
| Long Name | ClearSign Technologies Corporation |
| Market | us_market |
| Market Cap | 28,162,788 |
| Market State | CLOSED |
| Max Age | 86,400 |
| Message Board Id | finmb_119118786 |
| Most Recent Quarter | 1,782,777,600 |
| Net Income To Common | -5,237,000 |
| Next Fiscal Year End | 1,798,675,200 |
| Non Diluted Market Cap | 31,654,665 |
| Number Of Analyst Opinions | 1 |
| Open | 4.5213 |
| Operating Cashflow | -5,698,000 |
| Operating Margins | -2.675 |
| Payout Ratio | 0.0 |
| Phone | 918 500 7312 |
| Post Market Change | -0.10500002 |
| Post Market Change Percent | -2.351624 |
| Post Market Price | 4.36 |
| Post Market Time | 1,787,959,805 |
| Previous Close | 4.53 |
| Price Eps Current Year | -4.75 |
| Price Hint | 4 |
| Price To Book | 2.8640156 |
| Price To Sales Trailing12 Months | 5.166536 |
| Profit Margins | -0.96074 |
| Quick Ratio | 4.328 |
| Quote Source Name | Nasdaq Real Time Price |
| Quote Type | EQUITY |
| Recommendation Key | strong_buy |
| Recommendation Mean | 1.0 |
| Region | US |
| Regular Market Change | -0.06500006 |
| Regular Market Change Percent | -1.4348798 |
| Regular Market Day High | 4.62 |
| Regular Market Day Low | 4.465 |
| Regular Market Day Range | 4.465 - 4.62 |
| Regular Market Open | 4.5213 |
| Regular Market Previous Close | 4.53 |
| Regular Market Price | 4.465 |
| Regular Market Time | 1,787,947,200 |
| Regular Market Volume | 4,849 |
| Return On Assets | -0.30056998 |
| Return On Equity | -0.51729 |
| Revenue Growth | 3.211 |
| Revenue Per Share | 0.959 |
| Sand P52 Week Change | 0.20504117 |
| Sector | Industrials |
| Sector Disp | Industrials |
| Sector Key | industrials |
| Shares Outstanding | 6,307,455 |
| Shares Percent Shares Out | 0.0028 |
| Shares Short | 19,128 |
| Shares Short Previous Month Date | 1,784,073,600 |
| Shares Short Prior Month | 16,141 |
| Short Name | ClearSign Technologies Corporat |
| Short Percent Of Float | 0.0033000002 |
| Short Ratio | 1.6 |
| Source Interval | 15 |
| State | OK |
| Symbol | CLIR |
| Target High Price | 20.0 |
| Target Low Price | 20.0 |
| Target Mean Price | 20.0 |
| Target Median Price | 20.0 |
| Total Cash | 9,889,000 |
| Total Cash Per Share | 1.453 |
| Total Debt | 117,000 |
| Total Revenue | 5,451,000 |
| Tradeable | 0 |
| Trailing Annual Dividend Rate | 0.0 |
| Trailing Annual Dividend Yield | 0.0 |
| Trailing Eps | -0.01 |
| Trailing Peg Ratio | None |
| Triggerable | 1 |
| Two Hundred Day Average | 5.32575 |
| Two Hundred Day Average Change | -0.8607497 |
| Two Hundred Day Average Change Percent | -0.16162038 |
| Type Disp | Equity |
| Volume | 4,849 |
| Website | https://www.clearsign.com |
| Zip | 74,133 |