548 filings
Page 3 of 28
10-Q
2023 Q1
CLIR
ClearSign Technologies Corp
Quarterly report
15 May 23
4:05pm
8-K
CLIR
ClearSign Technologies Corp
2 May 23
Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard
5:23pm
ARS
2022 FY
CLIR
ClearSign Technologies Corp
25 Apr 23
Annual report to shareholders
5:38pm
DEFA14A
CLIR
ClearSign Technologies Corp
25 Apr 23
Additional proxy soliciting materials
4:48pm
DEF 14A
CLIR
ClearSign Technologies Corp
Definitive proxy
25 Apr 23
4:46pm
PRE 14A
CLIR
ClearSign Technologies Corp
Preliminary proxy
14 Apr 23
4:05pm
8-K
CLIR
ClearSign Technologies Corp
7 Apr 23
ClearSign Technologies Corporation Provides Full Year 2022 Update
4:20pm
4
CLIR
ClearSign Technologies Corp
5 Apr 23
ClearSign Technologies / Judith S Schrecker ownership change
2:35pm
4
Lacy Catharine de
4 Apr 23
ClearSign Technologies / Lacy Catharine de ownership change
6:03pm
4
HOFFMAN Robert Thurston Sr
4 Apr 23
ClearSign Technologies / Robert Thurston HOFFMAN Sr ownership change
6:02pm
4
CLIR
ClearSign Technologies Corp
4 Apr 23
ClearSign Technologies / Gary J. DiElsi ownership change
6:01pm
S-8
CLIR
ClearSign Technologies Corp
31 Mar 23
Registration of securities for employees
4:38pm
10-K
2022 FY
CLIR
ClearSign Technologies Corp
Annual report
31 Mar 23
4:06pm
8-K
CLIR
ClearSign Technologies Corp
24 Feb 23
ClearSign Technologies Corporation Announces Board Transitions
4:06pm
4
Lacy Catharine de
23 Feb 23
ClearSign Technologies / Lacy Catharine de ownership change
8:10pm
3
CLIR
ClearSign Technologies Corp
23 Feb 23
ClearSign Technologies / Lacy Catharine de ownership change
8:09pm
4
Brent Hinds
14 Feb 23
ClearSign Technologies / Brent Hinds ownership change
8:02pm
4
CLIR
ClearSign Technologies Corp
14 Feb 23
ClearSign Technologies / Colin James Deller ownership change
8:01pm
4
CLIR
ClearSign Technologies Corp
4 Jan 23
ClearSign Technologies / Gary J. DiElsi ownership change
8:21pm
4
Judith S Schrecker
4 Jan 23
ClearSign Technologies / Judith S Schrecker ownership change
8:20pm