Clear Sign Technologies Corp CLIR
We take great care to ensure that the data presented and summarized in this overview for ClearSign Technologies Corp is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding CLIR
View all-
Vanguard Group Inc Valley Forge, PA1.12MShares$936,8980.0% of portfolio
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Geode Capital Management, LLC Boston, MA537KShares$451,0750.0% of portfolio
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Cambridge Investment Research Advisors, Inc.453KShares$380,5200.0% of portfolio
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Creative Planning Overland Park, KS210KShares$176,6400.0% of portfolio
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Black Rock Inc. New York, NY206KShares$172,8450.0% of portfolio
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High Tower Advisors, LLC Chicago, IL127KShares$106,5190.0% of portfolio
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Ddd Partners, LLC105KShares$88,2000.02% of portfolio
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State Street Corp Boston, MA89KShares$74,7500.0% of portfolio
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Northern Trust Corp Chicago, IL75.5KShares$63,3910.0% of portfolio
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Jim Simons Renaissance Technologies LLC | New York, Ny58.5KShares$49,1400.0% of portfolio
Latest Institutional Activity in CLIR
Top Purchases
Top Sells
About CLIR
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. Its ClearSign Core Burner Technology consists of an industrial burner body and a downstream porous ceramic structure or metal flame stabilizing device; ClearSign Core Plug & Play technology provides direct burner replacement for traditional refinery process heaters; and ClearSign Eye Flame Sensor, an electrical flame sensor for industrial applications. The company also provides ClearSign Core Boiler Burner; and ClearSign Core Flaring Burners technologies. It serves energy, institutional, commercial and industrial boiler, chemical, and petrochemical industries. The company was formerly known as ClearSign Combustion Corporation and changed its name ClearSign Technologies Corporation in November 2019. ClearSign Technologies Corporation was incorporated in 2008 and is headquartered in Tulsa, Oklahoma.
Insider Transactions at CLIR
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Feb 24
2025
|
Brent Hinds Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
2,636
-2.19%
|
$0
$0.8 P/Share
|
|
Feb 24
2025
|
Brent Hinds Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
7,547
+5.9%
|
-
|
|
Feb 20
2025
|
Colin James Deller Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
49,846
-22.48%
|
$0
$0.86 P/Share
|
|
Feb 20
2025
|
Colin James Deller Chief Executive Officer |
BUY
Grant, award, or other acquisition
|
Direct |
100,393
+31.17%
|
-
|
|
Feb 20
2025
|
Brent Hinds Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
18,757
-14.24%
|
$0
$0.86 P/Share
|
|
Feb 20
2025
|
Brent Hinds Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
51,176
+27.99%
|
-
|
|
Feb 02
2025
|
Brent Hinds Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,712
-4.41%
|
$3,712
$1.2 P/Share
|
|
Feb 02
2025
|
Brent Hinds Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
10,127
+10.73%
|
-
|
|
Jun 24
2024
|
Robert Thurston Sr Hoffman > 10% Shareholder |
BUY
Open market or private purchase
|
Indirect |
3,350,000
+25.99%
|
$0
$0.91 P/Share
|
|
May 20
2024
|
Brent Hinds Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
963
-1.28%
|
$0
$0.78 P/Share
|
|
May 20
2024
|
Brent Hinds Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
2,627
+3.38%
|
-
|
|
Feb 22
2024
|
Colin James Deller Chief Executive Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
65,102
-34.92%
|
$65,102
$1.06 P/Share
|
|
Feb 22
2024
|
Colin James Deller Chief Executive Officer |
BUY
Grant, award, or other acquisition
|
Direct |
131,121
+41.29%
|
-
|
|
Feb 22
2024
|
Brent Hinds Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
16,520
-18.57%
|
$16,520
$1.06 P/Share
|
|
Feb 22
2024
|
Brent Hinds Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
45,075
+33.63%
|
-
|
|
Feb 02
2024
|
Brent Hinds Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
3,712
-5.36%
|
$3,712
$1.01 P/Share
|
|
Feb 02
2024
|
Brent Hinds Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
10,126
+12.76%
|
-
|
|
Feb 01
2024
|
Robert Thurston Sr Hoffman > 10% Shareholder |
SELL
Other acquisition or disposition
|
Indirect |
1,269,705
-17.02%
|
-
|
|
Feb 02
2023
|
Colin James Deller Chief Executive Officer |
BUY
Grant, award, or other acquisition
|
Direct |
109,806
+50.0%
|
-
|
|
Feb 02
2023
|
Brent Hinds Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
59,135
+50.0%
|
-
|
Last 12 Months Summary
| Open market or private purchase | 3.35M shares |
|---|---|
| Grant, award, or other acquisition | 152K shares |
| Exercise of conversion of derivative security | 20.3K shares |
| Payment of exercise price or tax liability | 75.9K shares |
|---|