ClearSign Technologies Corporation (ClearSign) is a United States-based company that develops emission-control technology.
| trading_symbol | registrant_name | time | price | change | percentage_change |
|---|---|---|---|---|---|
| CLIR | ClearSign Technologies Corp | 2025-12-01 19:16:43 | 0.73 | 0.02 | 2.55 |
| trading_symbol | central_index_key | registrant_name | isin_number | lei_number | ein_number | exchange | sic_code | sic_description | fiscal_year_end | state_of_incorporation | address_street | address_city | address_state | address_zip_code | address_country | address_country_code | phone_number | mailing_address | business_address | former_name | industry | founding_date | chief_executive_officer | number_of_employees | website | market_cap | shares_issued | shares_outstanding | description | update_time |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CLIR | 0001434524 | ClearSign Technologies Corp | US1850641028 | 529900KAAUSQWCW66J95 | — | Nasdaq | 3823 | Industrial Instruments For Measurement, Display, and Control | 1231 | DE | 8023 E. 63RD PLACE, SUITE 101 | TULSA | OK | 74133 | UNITED STATES | US | (918) 236-6461 | 8023 E. 63RD PLACE, SUITE 101, TULSA, OK, 74133 | 8023 E. 63RD PLACE, SUITE 101, TULSA, OK, 74133 | CLEARSIGN COMBUSTION CORP | — | — | Colin "Jim" Deller | 16 | http://clearsign.com | 33,474,132 | 52,517,048 | 53,273,405 | ClearSign Technologies Corporation (ClearSign) is a United States-based company that develops emission-control technology. | 2025-11-27 19:51:05 |
| Fiscal Year | Market Cap | Change In Market Cap | Percentage Change In Market Cap | Shares Outstanding | Change In Shares Outstanding | Percentage Change In Shares Outstanding |
|---|---|---|---|---|---|---|
| 2024 | 33,474,132 | -6,886,851 | -17.0631 | 52,422,532 | 6,508,986 | 14.1766 |
| 2023 | 40,360,983 | 3,974,203 | 10.9221 | 45,913,546 | 7,371,740 | 19.1266 |
| 2022 | 36,386,780 | -84,531,081 | -69.9079 | 38,541,806 | 6,390,810 | 19.8775 |
| Executive Name | Executive Position | Fiscal Year | Salary | Bonus | Stock Awards | Incentive Plan Compensation | Other Compensation | Total Compensation |
|---|---|---|---|---|---|---|---|---|
| Colin J. Deller | Chief Executive Officer | 2024 | 350,000 | 86,821 | 0 | — | 38,435 | 475,256 |
| Brent Hinds | Chief Financial Officer | 2024 | 200,000 | 44,124 | 26,915 | — | 33,758 | 304,797 |
| Brent Hinds | Chief Financial Officer | 2023 | 200,000 | 47,780 | 7,285 | — | 33,637 | 319,857 |
| Colin J. Deller | Chief Executive Officer | 2023 | 350,000 | 138,989 | 0 | — | 38,320 | 642,501 |
| Colin J. Deller | Chief Executive Officer | 2022 | 350,000 | 86,747 | 0 | — | 35,220 | 498,205 |
| Fiscal Year | Employee Count |
|---|---|
| 2024 | 18 |
| 2023 | 15 |
| 2022 | 16 |
| Fiscal Year | 2024 | 2023 | 2022 |
|---|---|---|---|
| Revenue | 3,596,000 | 2,403,000 | 374,000 |
| Cost Of Revenue | 2,478,000 | 1,586,000 | 258,000 |
| Gross Profit | 1,118,000 | 817,000 | 116,000 |
| Research And Development Expenses | 1,471,000 | 739,000 | 505,000 |
| General And Administrative Expenses | 6,135,000 | 6,059,000 | 5,728,000 |
| Operating Expenses | 7,606,000 | 6,798,000 | 6,233,000 |
| Operating Income | -6,488,000 | -5,981,000 | -6,117,000 |
| Net Income | -5,299,000 | -5,194,000 | -5,758,000 |
| Earnings Per Share Basic | -0.11 | -0.13 | -0.16 |
| Earnings Per Share Diluted | -0.11 | -0.13 | -0.16 |
| Weighted Average Shares Outstanding Basic | 48,935,988 | 38,500,933 | 35,338,712 |
| Weighted Average Shares Outstanding Diluted | 48,935,988 | 38,500,933 | 35,338,712 |
| Fiscal Year | 2024 | 2023 | 2022 |
|---|---|---|---|
| Cash And Cash Equivalents | 14,035,000 | 5,684,000 | 6,451,000 |
| Marketable Securities Current | — | 0 | 2,606,000 |
| Accounts Receivable | 165,000 | 287,000 | 79,000 |
| Inventories | — | — | — |
| Non Trade Receivables | — | — | — |
| Other Assets Current | — | — | — |
| Total Assets Current | 14,848,000 | 6,509,000 | 9,733,000 |
| Marketable Securities Non Current | — | — | — |
| Property Plant And Equipment | 238,000 | 275,000 | 384,000 |
| Other Assets Non Current | — | — | 10,000 |
| Total Assets Non Current | 1,068,000 | 1,111,000 | 1,192,000 |
| Total Assets | 15,916,000 | 7,620,000 | 10,925,000 |
| Accounts Payable | 1,220,000 | 366,000 | 296,000 |
| Deferred Revenue | 73,000 | 1,116,000 | 247,000 |
| Short Term Debt | — | — | — |
| Other Liabilities Current | 671,000 | 703,000 | 471,000 |
| Total Liabilities Current | 2,039,000 | 2,256,000 | 1,147,000 |
| Long Term Debt | — | — | — |
| Other Liabilities Non Current | — | — | — |
| Total Liabilities Non Current | 113,000 | 172,000 | 226,000 |
| Total Liabilities | 2,152,000 | 2,428,000 | 1,373,000 |
| Common Stock | 5,000 | 4,000 | 4,000 |
| Retained Earnings | -99,016,000 | -93,717,000 | -88,523,000 |
| Accumulated Other Comprehensive Income | — | — | — |
| Total Shareholders Equity | 13,764,000 | 5,192,000 | 9,552,000 |
| Fiscal Year | 2024 | 2023 | 2022 |
|---|---|---|---|
| Depreciation And Amortization | 21,000 | 152,000 | 161,000 |
| Share Based Compensation Expense | 528,000 | 614,000 | 373,000 |
| Other Non Cash Income Expense | — | 5,000 | — |
| Change In Accounts Receivable | -122,000 | 208,000 | 46,000 |
| Change In Inventories | — | — | — |
| Change In Non Trade Receivables | — | — | — |
| Change In Other Assets | — | — | — |
| Change In Accounts Payable | 816,000 | -57,000 | -125,000 |
| Change In Other Liabilities | — | — | 360,000 |
| Cash From Operating Activities | -4,373,000 | -3,233,000 | -4,992,000 |
| Purchases Of Marketable Securities | — | — | — |
| Sales Of Marketable Securities | — | — | — |
| Acquisition Of Property Plant And Equipment | 39,000 | — | 10,000 |
| Acquisition Of Business | — | — | — |
| Other Investing Activities | — | — | — |
| Cash From Investing Activities | -218,000 | 2,490,000 | -2,686,000 |
| Tax Withholding For Share Based Compensation | 46,000 | 15,000 | — |
| Payments Of Dividends | — | — | — |
| Issuance Of Common Stock | 12,967,000 | 0 | 6,539,000 |
| Repurchase Of Common Stock | — | — | — |
| Issuance Of Long Term Debt | — | — | — |
| Repayment Of Long Term Debt | — | — | — |
| Other Financing Activities | — | — | — |
| Cash From Financing Activities | 12,946,000 | -15,000 | 6,539,000 |
| Change In Cash | 8,351,000 | -767,000 | -1,156,000 |
| Cash At End Of Period | 14,035,000 | 5,684,000 | 6,451,000 |
| Income Taxes Paid | — | — | — |
| Interest Paid | — | 324,000 | 83,000 |
| Fiscal Year | 2024 | 2023 | 2022 |
|---|---|---|---|
| Earnings Per Share | -0.11 | -0.13 | -0.16 |
| Price To Earnings Ratio | -13.0909 | -8.5385 | -3.35 |
| Earnings Growth Rate | -15.3846 | -18.75 | — |
| Price Earnings To Growth Ratio | 0.8509 | 0.4554 | — |
| Book Value Per Share | 0.2813 | 0.1349 | 0.2703 |
| Price To Book Ratio | 5.1197 | 8.2311 | 1.983 |
| Ebitda | -5,278,000 | -4,718,000 | -5,514,000 |
| Enterprise Value | — | — | — |
| Dividend Yield | — | — | — |
| Dividend Payout Ratio | — | — | — |
| Debt To Equity Ratio | — | — | — |
| Capital Expenditures | -16,000 | 43,000 | 15,000 |
| Free Cash Flow | -4,357,000 | -3,276,000 | -5,007,000 |
| Return On Equity | -0.385 | -1.0004 | -0.6028 |
| One Year Beta | 0.3049 | 0.8875 | 0.9414 |
| Three Year Beta | 0.8359 | 1.042 | 1.099 |
| Five Year Beta | 1.0258 | 0.9958 | 0.8881 |
| Insider Name | Relationship To Issuer | Transaction Date | Amount Of Securities | Acquired Or Disposed | Securities Owned Following Transaction |
|---|---|---|---|---|---|
| Silva Gil Todd | Director | 2025-10-01 | 26,830 | A | 120,469 |
| Basenese Lou | Director | 2025-10-01 | 24,621 | A | 70,266 |
| Basenese Lou | Director | 2025-07-01 | 34,722 | A | 45,645 |
| Schrecker Judith S | Director | 2025-07-01 | 46,296 | A | 431,957 |
| de Lacy Catharine | Director | 2025-07-01 | 32,175 | A | 218,957 |
| Investor Name | Period Of Report | Market Value | Amount Of Securities | Price Per Security |
|---|---|---|---|---|
| RAYMOND JAMES FINANCIAL INC | 2025-09-30 | 39,989 | 51,853 | 0.7712 |
| Creative Planning | 2025-09-30 | 122,662 | 159,053 | 0.7712 |
| GOLDMAN SACHS GROUP INC | 2025-09-30 | 8,517 | 11,044 | 0.7712 |
| Cubist Systematic Strategies, LLC | 2025-09-30 | 15,816 | 20,508 | 0.7712 |
| CITADEL ADVISORS LLC | 2025-09-30 | 20,602 | 26,714 | 0.7712 |
| Registrant Name | Period Of Report | Fund Name | Fund Symbol | Amount Of Units | Value In Usd | Percentage Value Compared To Assets |
|---|---|---|---|---|---|---|
| VANGUARD INDEX FUNDS | 2025-09-30 | Institutional Select Shares | VSEMX | 464,034 | 357,863.02 | 0.0004 |
| VANGUARD INDEX FUNDS | 2025-09-30 | Institutional Plus Shares | VEMPX | 464,034 | 357,863.02 | 0.0004 |
| VANGUARD INDEX FUNDS | 2025-09-30 | ETF Shares | VXF | 464,034 | 357,863.02 | 0.0004 |
| VANGUARD INDEX FUNDS | 2025-09-30 | Institutional Shares | VIEIX | 464,034 | 357,863.02 | 0.0004 |
| VANGUARD INDEX FUNDS | 2025-09-30 | Admiral Shares | VEXAX | 464,034 | 357,863.02 | 0.0004 |