563 filings
Page 8 of 29
4
HOFFMAN Robert Thurston Sr
26 Aug 21
ClearSign Technologies / Robert Thurston HOFFMAN Sr ownership change
4:39pm
4
Meline Susanne
26 Aug 21
ClearSign Technologies / Susanne Meline ownership change
4:36pm
10-Q
2021 Q2
CLIR
ClearSign Technologies Corp
Quarterly report
20 Aug 21
5:03pm
NT 10-Q
CLIR
ClearSign Technologies Corp
16 Aug 21
Notice of late quarterly filing
4:15pm
4
Judith S Schrecker
30 Jul 21
ClearSign Technologies / Judith S Schrecker ownership change
5:33pm
8-K
CLIR
ClearSign Technologies Corp
30 Jul 21
ClearSign Technologies Corporation Announces Passing of Chief Financial Officer Brian Fike
8:35am
8-K
CLIR
ClearSign Technologies Corp
7 Jul 21
Changes in Registrant's Certifying Accountant
4:30pm
S-8 POS
CLIR
ClearSign Technologies Corp
2 Jul 21
Registration of securities for employees (post-effective amendment)
4:37pm
S-8 POS
CLIR
ClearSign Technologies Corp
2 Jul 21
Registration of securities for employees (post-effective amendment)
4:31pm
S-8
CLIR
ClearSign Technologies Corp
2 Jul 21
Registration of securities for employees
4:31pm
S-8 POS
CLIR
ClearSign Technologies Corp
2 Jul 21
Registration of securities for employees (post-effective amendment)
4:31pm
S-8 POS
CLIR
ClearSign Technologies Corp
2 Jul 21
Registration of securities for employees (post-effective amendment)
4:31pm
8-K
CLIR
ClearSign Technologies Corp
21 Jun 21
ClearSign Technologies Corporation Provides First Quarter 2021 Update
9:00am
10-Q
2021 Q1
CLIR
ClearSign Technologies Corp
Quarterly report
17 May 21
6:04am
DEF 14A
CLIR
ClearSign Technologies Corp
Definitive proxy
7 May 21
12:00am
8-K
CLIR
ClearSign Technologies Corp
23 Apr 21
Departure of Directors or Certain Officers
4:15pm
8-K/A
CLIR
ClearSign Technologies Corp
31 Mar 21
Departure of Directors or Certain Officers
4:31pm
10-K
2020 FY
CLIR
ClearSign Technologies Corp
Annual report
31 Mar 21
6:02am
8-K
CLIR
ClearSign Technologies Corp
25 Mar 21
ClearSign Technologies Corporation Provides Fourth Quarter and Full Year 2020 Update
12:00am