Tecogen Inc. (TGEN) — SEC filings
Recent SEC filings for Tecogen Inc. — 10-K, 10-Q, 8-K, proxy statements, and insider transactions.
| Form Type | Filing Date | Accepted Date |
|---|---|---|
| SC 13G | 2026-06-10 | 2026-06-10 |
| 8-K | 2026-06-05 | 2026-06-05 |
| 10-Q | 2026-05-13 | 2026-05-13 |
| 8-K | 2026-05-12 | 2026-05-12 |
| 4 | 2026-04-27 | 2026-04-27 |
| DEF 14A | 2026-04-21 | 2026-04-21 |
| 4 | 2026-04-14 | 2026-04-14 |
| 8-K | 2026-04-08 | 2026-04-08 |
| 4 | 2026-03-27 | 2026-03-27 |
| 4 | 2026-03-27 | 2026-03-27 |
| 4 | 2026-03-27 | 2026-03-27 |
| 4 | 2026-03-23 | 2026-03-23 |
| 4 | 2026-03-23 | 2026-03-23 |
| 4 | 2026-03-23 | 2026-03-23 |
| 4 | 2026-03-23 | 2026-03-23 |
| 10-K | 2026-03-19 | 2026-03-19 |
| 8-K | 2026-03-18 | 2026-03-17 |
| 8-K | 2026-01-07 | 2026-01-06 |
| 10-Q | 2025-11-13 | 2025-11-13 |
| 8-K | 2025-11-12 | 2025-11-12 |
Recent SEC filings.