TECOGEN INC. - TGEN
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 26
Latest filed: Aug 12, 2026
| Form | Count |
|---|---|
| 4 | 19 |
| 8-K | 6 |
| SCHEDULE 13G | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Aug 12, 2026 | 8-K | Aug 12, 2026 | 0001537435-26-000063 | View |
| Jul 01, 2026 | 8-K | Jun 26, 2026 | 0001537435-26-000053 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000042 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000043 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000044 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000045 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000046 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000047 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000048 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000049 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000050 | View |
| Jun 30, 2026 | 4 | Jun 26, 2026 | 0001537435-26-000051 | View |
| Jun 10, 2026 | SCHEDULE 13G | — | 0001104659-26-072444 | View |
| Jun 05, 2026 | 8-K | Jun 05, 2026 | 0001537435-26-000040 | View |
| May 12, 2026 | 8-K | May 12, 2026 | 0001537435-26-000036 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001537435-26-000032 | View |
| Apr 14, 2026 | 4 | Apr 13, 2026 | 0001827663-26-000004 | View |
| Apr 08, 2026 | 8-K | Apr 08, 2026 | 0001537435-26-000027 | View |
| Mar 27, 2026 | 4 | Mar 27, 2026 | 0001827663-26-000002 | View |
| Mar 27, 2026 | 4 | Mar 27, 2026 | 0001230427-26-000002 | View |
| Mar 27, 2026 | 4 | Mar 26, 2026 | 0001537435-26-000024 | View |
| Mar 23, 2026 | 4 | Mar 20, 2026 | 0001274775-26-000003 | View |
| Mar 23, 2026 | 4 | Mar 20, 2026 | 0001537435-26-000019 | View |
| Mar 23, 2026 | 4 | Mar 20, 2026 | 0001537435-26-000020 | View |
| Mar 23, 2026 | 4 | Mar 23, 2026 | 0001537435-26-000021 | View |
| Mar 18, 2026 | 8-K | Mar 17, 2026 | 0001537435-26-000008 | View |