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NET Power (NPWR) SEC Filings & 10K Form

NET Power logo
$2.58 +0.02 (+0.59%)
Closing price 08/29/2025 03:59 PM Eastern
Extended Trading
$2.54 -0.04 (-1.55%)
As of 08/29/2025 05:31 PM Eastern
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Recent NET Power SEC Filings

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DateFilerForm TypeView
08/11/2025
4:09 PM		NET Power Inc. (Filer)
NET Power (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/11/2025
3:30 PM		Beauchamp Cynda (Reporting)
BEAUCHAMP DAMIAN R. (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
08/01/2025
5:00 PM		NET Power Inc. (Subject)
NET Power (Subject)
SK INC. (Filed by)
Form SCHEDULE 13D/A
07/31/2025
6:06 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/17/2025
5:34 AM		NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/17/2025
5:04 AM		NET Power Inc. (Subject)
NET Power (Subject)
SK INC. (Filed by)
Form SCHEDULE 13D/A
06/20/2025
3:21 PM		NET Power Inc. (Filer)
NET Power (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/05/2025
8:28 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
Veltmann Alejandra (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025
8:14 PM		Kelliher Joseph T (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025
8:21 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
PETERSON CAROL R. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/05/2025
7:59 PM		Alexander Ralph (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
06/04/2025
8:13 PM		Horstman Marc (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
06/04/2025
8:14 PM		Horstman Marc (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/12/2025
3:31 PM		NET Power Inc. (Filer)
NET Power (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
04/24/2025
3:21 PM		NET Power Inc. (Filer)
NET Power (Filer)
Form DEF 14A
04/07/2025
6:34 AM		NET Power Inc. (Issuer)
NET Power (Issuer)
Rosser Kelly (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/04/2025
8:55 PM		ALLEN BRIAN F. (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/04/2025
8:57 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
PATEL AKASH S. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/03/2025
3:25 PM		NET Power Inc. (Subject)
NET Power (Subject)
PATEL AKASH S. (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/21/2025
3:17 PM		NET Power Inc. (Filer)
NET Power (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/10/2025
6:36 AM		NET Power Inc. (Filer)
NET Power (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/10/2025
5:16 AM		NET Power Inc. (Filer)
NET Power (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
11/26/2024
8:00 PM		8 Rivers Capital, LLC (Filed by)
NET Power Inc. (Subject)
NET Power (Subject)
Form SC 13D/A
11/26/2024
8:00 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/26/2024
8:02 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/26/2024
3:00 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
PATEL AKASH S. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/22/2024
3:27 PM		NET Power Inc. (Subject)
NET Power (Subject)
PATEL AKASH S. (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/21/2024
11:15 PM		NET Power Inc. (Filer)
NET Power (Filer)
Form EFFECT
11/21/2024
7:36 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/21/2024
7:37 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
7:59 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Subject)
NET Power (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/12/2024
5:54 AM		NET Power Inc. (Filer)
NET Power (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
10/21/2024
7:00 PM		8 Rivers Capital, LLC (Filed by)
NET Power Inc. (Subject)
NET Power (Subject)
Form SC 13D/A
10/18/2024
7:00 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/18/2024
7:01 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/11/2024
5:32 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/11/2024
5:33 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/11/2024
3:31 PM		Kelliher Joseph T (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
10/07/2024
5:45 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/07/2024
5:47 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/04/2024
3:34 PM		NET Power Inc. (Filer)
NET Power (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
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10/02/2024
4:27 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4/A
10/02/2024
4:28 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/24/2024
4:58 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/23/2024
7:12 PM		8 Rivers Capital, LLC (Filed by)
NET Power Inc. (Subject)
NET Power (Subject)
Form SC 13D/A
09/19/2024
6:14 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/19/2024
6:15 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/16/2024
8:57 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/16/2024
8:58 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/11/2024
7:07 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/11/2024
7:08 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/10/2024
7:58 AM		NET Power Inc. (Filer)
NET Power (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/06/2024
8:30 PM		NET Power Inc. (Issuer)
NET Power (Issuer)
NPEH, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/06/2024
8:28 PM		8 Rivers Capital, LLC (Reporting)
NET Power Inc. (Issuer)
NET Power (Issuer)
SK INC. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
(Data available from 1/1/2016 forward)


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This page (NYSE:NPWR) was last updated on 8/31/2025 by MarketBeat.com Staff
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