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Tecogen (TGEN) SEC Filings & 10K Form

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$1.91 -0.35 (-15.49%)
As of 02/21/2025 03:59 PM Eastern

Recent Tecogen SEC Filings

DateFilerForm TypeView
02/19/2025
4:28 PM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/17/2025
4:19 PM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/06/2024
8:12 AM
LEWIS EARL R (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/06/2024
8:14 AM
LEWIS EARL R (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/14/2024
10:25 AM
Tecogen (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
09/27/2024
11:55 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
09/25/2024
3:29 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
09/23/2024
4:14 PM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/20/2024
9:18 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
08/08/2024
10:58 AM
Tecogen (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/08/2024
7:40 AM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/25/2024
11:42 AM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/25/2024
11:42 AM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/17/2024
3:38 PM
LEWIS EARL R (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
07/15/2024
11:09 AM
LEWIS EARL R (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
07/12/2024
3:44 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2024
2:48 PM
LEWIS EARL R (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2024
2:51 PM
ALBERTINE JOHN M (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
06/06/2024
3:27 PM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/29/2024
2:03 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/29/2024
2:25 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/28/2024
9:12 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/22/2024
1:22 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/17/2024
8:15 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/16/2024
8:18 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/09/2024
12:42 PM
Tecogen (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/09/2024
8:05 AM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/24/2024
2:37 PM
LEWIS EARL R (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/24/2024
10:38 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/23/2024
1:14 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/23/2024
10:11 AM
Tecogen (Filer)
Form DEF 14A
04/16/2024
4:34 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/16/2024
4:28 PM
LEWIS EARL R (Reporting)
Tecogen (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
04/16/2024
9:11 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/12/2024
4:11 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/12/2024
3:21 PM
Tecogen (Filer)
Form PRE 14A
04/11/2024
4:25 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/09/2024
2:35 PM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2024
10:37 AM
HATSOPOULOS JOHN (Reporting)
Tecogen (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/25/2024
12:19 PM
Tecogen (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
03/14/2024
8:11 AM
Tecogen (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
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03/07/2024
1:57 PM
Tecogen (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 (OTCMKTS:TGEN) was last updated on 2/22/2025 by MarketBeat.com Staff
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