72 filings
424B3
TGEN
Tecogen Inc.
1 Jul 22
Prospectus supplement
11:26am
S-8
TGEN
Tecogen Inc.
23 Jun 22
Registration of securities for employees
11:34am
8-A12G
TGEN
Tecogen Inc.
9 Mar 22
Registration of securities
4:58pm
424B3
TGEN
Tecogen Inc.
23 Mar 21
Prospectus supplement
3:00pm
POS AM
TGEN
Tecogen Inc.
19 Mar 21
Prospectus update (post-effective amendment)
4:32pm
POS AM
yj4qpsje3mq
12 Mar 21
Prospectus update (post-effective amendment)
4:08pm
S-8 POS
0i0y7d
28 Jul 20
Registration of securities for employees (post-effective amendment)
10:15am
AW
j3ihmpdxawg7xgobv
27 Jul 20
Withdrawal of amendment
10:50am
POS AM
tjldai8ussh
24 Jul 20
Prospectus update (post-effective amendment)
4:07pm
POS AM
ilulyb7
10 Jul 20
Prospectus update (post-effective amendment)
12:00am
POS AM
kjgkch1nepy
10 Jul 20
Prospectus update (post-effective amendment)
12:00am
25
fk3uene4p
9 Jun 20
Voluntary exchange delisting
2:59pm
POS AM
xk3yc454o2fexu83dp
6 Apr 20
Prospectus update (post-effective amendment)
1:00pm
RW
70y1les94 6ve2xv1r
3 Apr 20
Registration withdrawal request
12:30pm
S-8
1fi5bh7mfpqi
25 May 17
Registration of securities for employees
12:00am
425
sjazww1vkp5nhku9lqzm
2 May 17
Business combination disclosure
12:00am
425
yepp9yq jwl0jlm
2 May 17
Business combination disclosure
12:00am
425
c9925 tpe9kla
2 May 17
Business combination disclosure
12:00am