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 | |
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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) | |
03/07/2024 1:57 PM | Tecogen (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
01/25/2024 8:29 AM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/23/2024 4:45 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/23/2024 4:54 PM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/19/2024 9:42 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/16/2024 3:42 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
01/16/2024 3:30 PM | Tecogen (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
12/28/2023 9:59 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/26/2023 10:34 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
12/14/2023 2:30 PM | Tecogen (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
11/21/2023 9:28 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/17/2023 3:33 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/17/2023 10:50 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
11/09/2023 10:16 AM | Tecogen (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
11/08/2023 4:08 PM | Tecogen (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
10/20/2023 5:14 PM | Hirsch Susan B (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/18/2023 3:28 PM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/17/2023 3:44 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/13/2023 9:08 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/11/2023 5:58 PM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
10/10/2023 8:43 AM | Tecogen (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
10/02/2023 3:57 PM | Hirsch Susan B (Reporting) Tecogen (Issuer)
| Form 3 Initial statement of beneficial ownership of securities | |
10/02/2023 8:01 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
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09/28/2023 10:19 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/27/2023 12:07 PM | Rangesh Abinand (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/27/2023 12:16 PM | Tecogen (Issuer) Whiting John Kimball IV (Reporting)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/27/2023 11:36 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/26/2023 1:49 PM | Tecogen (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
09/19/2023 4:19 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/11/2023 7:54 AM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/08/2023 8:25 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/06/2023 9:07 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/06/2023 9:13 AM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
09/01/2023 4:05 PM | Rangesh Abinand (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/23/2023 4:13 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/17/2023 4:45 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/17/2023 10:32 AM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
08/10/2023 8:12 AM | Tecogen (Filer)
| Form 10-Q General form for quarterly reports under Section 13 or 15(d) | |
07/24/2023 3:31 PM | Tecogen (Filer)
| Form 8-K Current report pursuant to Section 13 or 15(d) | |
06/21/2023 2:07 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/20/2023 3:15 PM | Rangesh Abinand (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/15/2023 2:39 PM | GHONIEM AHMED (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/15/2023 2:42 PM | LEWIS EARL R (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/15/2023 2:45 PM | HOLUBOW FRED (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/15/2023 2:48 PM | ALBERTINE JOHN M (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/15/2023 2:50 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/15/2023 2:37 PM | GALITEVA ANGELINA (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/09/2023 8:24 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/08/2023 7:14 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/07/2023 7:57 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
06/05/2023 7:41 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/26/2023 2:38 PM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |
05/26/2023 8:17 AM | HATSOPOULOS JOHN (Reporting) Tecogen (Issuer)
| Form 4 Statement of changes in beneficial ownership of securities | |