TECOGEN INC. — DEF 14A Filings
10 DEF 14A filings on record
This page lists all DEF 14A 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 10 DEF 14A 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 |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0001628280-25-020504 | Apr 29, 2025 | — |
| DEF 14A | DEF 14A | 0001537435-24-000044 | Apr 23, 2024 | — |
| DEF 14A | DEF 14A | 0001537435-23-000034 | Apr 25, 2023 | Dec 31, 2022 |
| DEF 14A | DEF 14A | 0001537435-22-000039 | Apr 25, 2022 | Dec 31, 2021 |
| DEF 14A | DEF 14A | 0001537435-20-000028 | Apr 21, 2020 | Dec 31, 2019 |
| DEF 14A | DEF 14A | 0001537435-19-000018 | Apr 23, 2019 | Jun 6, 2019 |
| DEF 14A | TGEN_DEF 14A | 0001537435-18-000041 | Apr 20, 2018 | May 11, 2018 |
| DEF 14A | TECOGEN PROXY STATEMENT FOR ANNUAL MEETING | 0001537435-17-000055 | May 1, 2017 | Jun 29, 2017 |
| DEF 14A | DEF 14A | 0001537435-16-000113 | Apr 29, 2016 | — |
| DEF 14A | PROXY STATEMENT & PROXY CARD | 0001537435-15-000016 | Apr 30, 2015 | — |