Clearsign Technologies Corp
CLIR0.549USD
+0.004+0.79%
Market hours （ET）Quotes delayed by 15 min
28.80MMarket Cap
LossP/E TTM
More Details of Clearsign Technologies Corp Company
ClearSign Technologies Corporation designs and develops products and technologies for the purpose of improving key performance characteristics of industrial and commercial systems, including operational performance, energy efficiency, emission reduction, safety, and overall cost-effectiveness. The Company’s patented technologies, embedded in original equipment manufacturer (OEM) products as ClearSign Core, and ClearSign Eye and other sensing configurations, enhance the performance of combustion systems and fuel safety systems in a range of markets, including the energy, including upstream oil production and down-stream refining, commercial/industrial boiler, chemical, petrochemical, transport, and power industries.
Company Info
Ticker SymbolCLIR
Company nameClearSign Technologies Corp
IPO dateApr 25, 2012
CEODr. Colin James Deller, Ph.D.
Number of employees18
Security typeOrdinary Share
Fiscal year-endApr 25
Address8023 E. 63Rd Place
CityTULSA
Stock exchangeNASDAQ Capital Market Consolidated
CountryUnited States of America
Postal code74133
Phone19182366461
Websitehttps://clearsign.com/
Ticker SymbolCLIR
IPO dateApr 25, 2012
CEODr. Colin James Deller, Ph.D.
Company Executives
Name
Name/Position
Position
Shareholding
Change
Mr. Anthony DiGiandomenico
Mr. Anthony DiGiandomenico
Director
Director
544.48K
--
Mr. Brent Hinds, CPA
Mr. Brent Hinds, CPA
Chief Financial Officer
Chief Financial Officer
117.84K
--
Mr. Louis J. Basenese
Mr. Louis J. Basenese
Independent Director
Independent Director
--
--
Dr. Colin James Deller, Ph.D.
Dr. Colin James Deller, Ph.D.
Chief Executive Officer, Secretary, Director
Chief Executive Officer, Secretary, Director
--
--
Ms. Judith S. (Judy) Schrecker
Ms. Judith S. (Judy) Schrecker
Lead Independent Director
Lead Independent Director
--
--
Mr. G. Todd Silva
Mr. G. Todd Silva
Director
Director
--
--
Ms. Catharine De Lacy
Ms. Catharine De Lacy
Independent Director
Independent Director
--
--
Mr. Matthew Selinger
Mr. Matthew Selinger
IR Contact Officer
IR Contact Officer
--
--
Name
Name/Position
Position
Shareholding
Change
Mr. Anthony DiGiandomenico
Mr. Anthony DiGiandomenico
Director
Director
544.48K
--
Mr. Brent Hinds, CPA
Mr. Brent Hinds, CPA
Chief Financial Officer
Chief Financial Officer
117.84K
--
Mr. Louis J. Basenese
Mr. Louis J. Basenese
Independent Director
Independent Director
--
--
Dr. Colin James Deller, Ph.D.
Dr. Colin James Deller, Ph.D.
Chief Executive Officer, Secretary, Director
Chief Executive Officer, Secretary, Director
--
--
Ms. Judith S. (Judy) Schrecker
Ms. Judith S. (Judy) Schrecker
Lead Independent Director
Lead Independent Director
--
--
Mr. G. Todd Silva
Mr. G. Todd Silva
Director
Director
--
--
Revenue Breakdown
No Data
No Data
By Business
By Region
No Data
Shareholding Stats
Updated: Thu, May 29
Updated: Thu, May 29
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Otter Capital LLC
16.09%
clirSPV, L.L.C.
3.27%
The Vanguard Group, Inc.
2.16%
Simon Quick Advisors, LLC
1.15%
Geode Capital Management, L.L.C.
1.05%
Other
76.28%
Shareholders
Shareholders
Proportion
Otter Capital LLC
16.09%
clirSPV, L.L.C.
3.27%
The Vanguard Group, Inc.
2.16%
Simon Quick Advisors, LLC
1.15%
Geode Capital Management, L.L.C.
1.05%
Other
76.28%
Shareholder Types
Shareholders
Proportion
Private Equity
16.09%
Investment Advisor
5.86%
Corporation
3.27%
Individual Investor
2.29%
Investment Advisor/Hedge Fund
1.64%
Hedge Fund
0.23%
Research Firm
0.10%
Venture Capital
0.05%
Other
70.47%
Institutional Shareholding
Updated: Tue, Jul 1
Updated: Tue, Jul 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2025Q2
65
15.47M
29.51%
-6.73M
2025Q1
67
14.94M
28.51%
-7.39M
2024Q4
61
13.50M
26.90%
+3.40M
2024Q3
59
13.24M
26.40%
+3.13M
2024Q2
62
13.24M
26.40%
+3.41M
2024Q1
65
9.49M
24.39%
-1.41M
2023Q4
65
10.52M
27.23%
-366.22K
2023Q3
70
10.54M
27.35%
-255.06K
2023Q2
74
10.40M
26.99%
-267.74K
2023Q1
71
10.14M
27.50%
+1.03M
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Otter Capital LLC
8.43M
16.09%
--
--
May 29, 2025
clirSPV, L.L.C.
1.71M
3.27%
-7.83M
-82.03%
Feb 14, 2025
The Vanguard Group, Inc.
1.13M
2.16%
+15.38K
+1.38%
Mar 31, 2025
Simon Quick Advisors, LLC
603.15K
1.15%
+603.15K
--
Mar 31, 2025
Geode Capital Management, L.L.C.
549.19K
1.05%
+12.19K
+2.27%
Mar 31, 2025
DiGiandomenico (Anthony)
544.48K
1.04%
+544.48K
--
May 29, 2025
Cambridge Investment Research Advisors, Inc.
453.00K
0.86%
+1.00
+0.00%
Mar 31, 2025
Hoffman (Robert Thurston Sr.)
347.98K
0.66%
--
--
Feb 14, 2025
BlackRock Institutional Trust Company, N.A.
199.30K
0.38%
--
--
Mar 31, 2025
Deller (Colin James Ph.D.)
171.85K
0.33%
--
--
May 29, 2025
View more
Related ETFs
Updated: Sat, Aug 2
Updated: Sat, Aug 2
Name
Proportion
iShares Micro-Cap ETF
0%
iShares Core S&P Total U.S. Stock Market ETF
0%
iShares Micro-Cap ETF
Proportion0%
iShares Core S&P Total U.S. Stock Market ETF
Proportion0%
Dividend
A total of
0.00
USD has been distributed in dividends over the past 5 years.
Date
Dividend
Record Date
Payment Date
Ex-dividend Date
No Data
Stock Split
Date
Type
Ratio
No Data
Date
Type
Ratio
No Data
