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ClearSign Technologies (CLIR) SEC Filings & 10K Form

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$0.59 +0.02 (+2.63%)
Closing price 08/22/2025 04:00 PM Eastern
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$0.58 -0.01 (-1.02%)
As of 08/22/2025 06:17 PM Eastern
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Recent ClearSign Technologies SEC Filings

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DateFilerForm TypeView
08/22/2025
4:00 PM		ClearSign Technologies (Filer)
Form 424B4
08/21/2025
11:15 PM		ClearSign Technologies (Filer)
Form EFFECT
08/20/2025
3:30 PM		ClearSign Technologies (Filer)
Form S-1/A
08/15/2025
3:31 PM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/12/2025
4:29 PM		ClearSign Technologies (Filer)
Form S-1
Registration statement under Securities Act of 1933  
08/08/2025
3:20 PM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/28/2025
11:15 PM		ClearSign Technologies (Filer)
Form EFFECT
07/18/2025
5:02 AM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/17/2025
4:34 PM		ClearSign Technologies (Filer)
Form S-3
Registration statement under Securities Act of 1933  
07/11/2025
4:15 PM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/11/2025
4:20 PM		ClearSign Technologies (Filer)
Form DEFA14A
07/03/2025
5:45 PM		Basenese Lou (Reporting)
ClearSign Technologies (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
07/03/2025
5:47 PM		ClearSign Technologies (Issuer)
Schrecker Judith S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/03/2025
5:48 PM		ClearSign Technologies (Issuer)
de Lacy Catharine (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/03/2025
5:49 PM		ClearSign Technologies (Issuer)
Silva Gil Todd (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/03/2025
5:51 PM		ClearSign Technologies (Issuer)
Maley David M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/28/2025
4:20 PM		ClearSign Technologies (Filer)
Form 10-K/A
05/27/2025
6:00 PM		ClearSign Technologies (Issuer)
DIGIANDOMENICO ANTHONY (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
05/27/2025
6:05 PM		Basenese Lou (Reporting)
ClearSign Technologies (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
05/27/2025
6:06 PM		Basenese Lou (Reporting)
ClearSign Technologies (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/27/2025
3:20 PM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/23/2025
8:25 AM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/15/2025
3:05 PM		ClearSign Technologies (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
04/09/2025
3:30 PM		ClearSign Technologies (Issuer)
PASQUESI JOHN M (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
04/09/2025
3:05 PM		ClearSign Technologies (Subject)
PASQUESI JOHN M (Filed by)
Form SCHEDULE 13G
04/04/2025
7:00 AM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/03/2025
6:00 PM		ClearSign Technologies (Issuer)
Maley David M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
6:00 PM		ClearSign Technologies (Issuer)
Silva Gil Todd (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
6:01 PM		ClearSign Technologies (Issuer)
Schrecker Judith S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
6:01 PM		ClearSign Technologies (Issuer)
de Lacy Catharine (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/31/2025
3:32 PM		ClearSign Technologies (Filer)
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
02/25/2025
6:00 PM		ClearSign Technologies (Issuer)
Hinds Brent (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:00 PM		ClearSign Technologies (Issuer)
Deller Colin James (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:00 PM		ClearSign Technologies (Issuer)
Hinds Brent (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/21/2025
6:00 PM		ClearSign Technologies (Issuer)
Hinds Brent (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/19/2025
4:05 PM		ClearSign Technologies (Subject)
clirSPV LLC (Filed by)
Form SCHEDULE 13D/A
01/06/2025
6:00 PM		ClearSign Technologies (Issuer)
Maley David M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
6:00 PM		ClearSign Technologies (Issuer)
Schrecker Judith S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
6:01 PM		ClearSign Technologies (Issuer)
Silva Gil Todd (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/06/2025
6:02 PM		ClearSign Technologies (Issuer)
de Lacy Catharine (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
12/09/2024
7:46 AM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
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11/21/2024
4:05 PM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/30/2024
4:00 PM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/03/2024
5:00 PM		ClearSign Technologies (Issuer)
de Lacy Catharine (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
5:00 PM		ClearSign Technologies (Issuer)
Maley David M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
5:01 PM		ClearSign Technologies (Issuer)
Schrecker Judith S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/03/2024
5:01 PM		ClearSign Technologies (Issuer)
Silva Gil Todd (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/01/2024
4:25 PM		ClearSign Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)


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This page (NASDAQ:CLIR) was last updated on 8/24/2025 by MarketBeat.com Staff
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