65 filings
D
CLIR
ClearSign Technologies Corp
8 May 24
$14.43 mm in equity / options / securities to be acquired, sold $5.00 mm, 1 investor
4:15pm
424B5
CLIR
ClearSign Technologies Corp
23 Apr 24
Prospectus supplement for primary offering
6:02am
424B5
CLIR
ClearSign Technologies Corp
19 Apr 24
Prospectus supplement for primary offering
6:02am
S-8
CLIR
ClearSign Technologies Corp
1 Apr 24
Registration of securities for employees
7:06am
FWP
CLIR
ClearSign Technologies Corp
19 Mar 24
Free writing prospectus
6:04am
424B5
kwsjc
18 Mar 24
Prospectus supplement for primary offering
6:05am
424B5
7p9044lb6e q929eu
18 Mar 24
Prospectus supplement for primary offering
6:01am
424B3
dthswov0gkz9kff
1 Sep 23
Prospectus supplement
4:15pm
8-A12B/A
h29q4vf8spmygcrq 32e
14 Aug 23
Registration of securities on exchange (amended)
4:05pm
8-A12B/A
a922d6vno5x3k8l
11 Aug 23
Registration of securities on exchange (amended)
5:15pm
S-8
ymd209sxxchiwc4j
31 Mar 23
Registration of securities for employees
4:38pm
424B5
9s2l4 k3s60vtricy
31 May 22
Prospectus supplement for primary offering
4:43pm
424B5
yfys5
26 May 22
Prospectus supplement for primary offering
4:22pm
S-8
nmoaa6latpsm 7y
26 Apr 22
Registration of securities for employees
5:10pm
424B5
0llmlr1zjjnmt1w
14 Apr 22
Prospectus supplement for primary offering
5:16pm
S-8 POS
yb6ouhofc gnn4
2 Jul 21
Registration of securities for employees (post-effective amendment)
4:37pm
S-8 POS
4oj7sof9
2 Jul 21
Registration of securities for employees (post-effective amendment)
4:31pm