TECOGEN INC. — 4 Filings
160 4 filings on record
This page lists all 4 filings submitted to the SEC by TECOGEN INC. (TGEN), sorted by most recent first. Each row links to the full filing on EdgarLookup. TECOGEN INC. has filed 160 4 documents with the SEC since 2011. To view all SEC filings by TECOGEN INC., see the full filings list.
All
10-K
10-K/A
10-Q
25
3
3/A
4
4/A
424B3
424B4
425
5
8-A12B
8-A12G
8-K
8-K/A
AW
CERT
CERTNAS
CORRESP
CT ORDER
D
DEF 14A
DEF 14C
DEFA14A
DRS
EFFECT
POS AM
PRE 14A
PRE 14C
RW
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | FORM 4 | 0001537435-26-000024 | Mar 27, 2026 | Mar 26, 2026 |
| 4 | FORM 4 | 0001827663-26-000002 | Mar 27, 2026 | — |
| 4 | FORM 4 | 0001230427-26-000002 | Mar 27, 2026 | — |
| 4 | FORM 4 | 0001274775-26-000003 | Mar 23, 2026 | Mar 20, 2026 |
| 4 | FORM 4 | 0001537435-26-000019 | Mar 23, 2026 | Mar 20, 2026 |
| 4 | FORM 4 | 0001537435-26-000020 | Mar 23, 2026 | Mar 20, 2026 |
| 4 | FORM 4 | 0001537435-26-000021 | Mar 23, 2026 | — |
| 4 | FORM 4 | 0001537435-25-000116 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000118 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000117 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000119 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000120 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000122 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000115 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000125 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000113 | Jul 28, 2025 | Jul 24, 2025 |
| 4 | FORM 4 | 0001537435-25-000064 | Jun 24, 2025 | Mar 3, 2025 |
| 4 | FORM 4 | 0001537435-25-000058 | Jun 20, 2025 | Jun 16, 2025 |
| 4 | FORM 4 | 0001537435-25-000046 | Jun 2, 2025 | May 27, 2025 |
| 4 | FORM 4 | 0001537435-25-000031 | May 7, 2025 | May 6, 2025 |
| 4 | FORM 4 | 0001537435-25-000027 | May 5, 2025 | May 1, 2025 |
| 4 | FORM 4 | 0001537435-24-000126 | Dec 6, 2024 | Nov 22, 2024 |
| 4 | FORM 4 | 0001537435-24-000124 | Dec 6, 2024 | Oct 9, 2023 |
| 4 | FORM 4 | 0001537435-24-000114 | Sep 27, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000112 | Sep 25, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000108 | Aug 20, 2024 | Aug 19, 2024 |
| 4 | FORM 4 | 0001537435-24-000094 | Jul 17, 2024 | Jul 15, 2024 |
| 4 | FORM 4 | 0001537435-24-000092 | Jul 15, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000090 | Jul 12, 2024 | Jul 10, 2024 |
| 4 | FORM 4 | 0001537435-24-000087 | Jun 18, 2024 | Jun 6, 2024 |
| 4 | FORM 4 | 0001537435-24-000088 | Jun 18, 2024 | Jun 6, 2024 |
| 4 | FORM 4 | 0001537435-24-000086 | Jun 18, 2024 | Jun 6, 2024 |
| 4 | FORM 4 | 0001537435-24-000084 | Jun 18, 2024 | Jun 6, 2024 |
| 4 | FORM 4 | 0001537435-24-000085 | Jun 18, 2024 | Jun 6, 2024 |
| 4 | FORM 4 | 0001537435-24-000073 | May 29, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000075 | May 29, 2024 | May 28, 2024 |
| 4 | FORM 4 | 0001537435-24-000071 | May 28, 2024 | May 22, 2024 |
| 4 | FORM 4 | 0001537435-24-000069 | May 22, 2024 | May 21, 2024 |
| 4 | FORM 4 | 0001537435-24-000067 | May 17, 2024 | May 16, 2024 |
| 4 | FORM 4 | 0001537435-24-000065 | May 16, 2024 | May 15, 2024 |
| 4 | FORM 4 | 0001537435-24-000055 | May 3, 2024 | May 1, 2024 |
| 4 | FORM 4 | 0001537435-24-000050 | Apr 24, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000048 | Apr 24, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000046 | Apr 23, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000038 | Apr 16, 2024 | Apr 15, 2024 |
| 4 | FORM 4 | 0001537435-24-000042 | Apr 16, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000036 | Apr 12, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000030 | Apr 11, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000028 | Apr 9, 2024 | — |
| 4 | FORM 4 | 0001537435-24-000026 | Apr 8, 2024 | — |