563 filings
Page 6 of 29
S-3
CLIR
ClearSign Technologies Corp
Shelf registration
1 Jul 22
3:18pm
4
Pate Bruce Alan
16 Jun 22
ClearSign Technologies / Bruce Alan Pate ownership change
4:30pm
8-K
CLIR
ClearSign Technologies Corp
7 Jun 22
ClearSign Technologies Corporation Provides First Quarter 2022 Update
5:20pm
8-K
CLIR
ClearSign Technologies Corp
1 Jun 22
Announces Closing of Public Offering
5:18pm
8-K
CLIR
ClearSign Technologies Corp
31 May 22
Announces Proposed Public Offering of Common Stock
5:04pm
424B5
CLIR
ClearSign Technologies Corp
31 May 22
Prospectus supplement for primary offering
4:43pm
424B5
CLIR
ClearSign Technologies Corp
26 May 22
Prospectus supplement for primary offering
4:22pm
10-Q
2022 Q1
CLIR
ClearSign Technologies Corp
Quarterly report
16 May 22
12:00am
S-8
CLIR
ClearSign Technologies Corp
26 Apr 22
Registration of securities for employees
5:10pm
DEFA14A
CLIR
ClearSign Technologies Corp
22 Apr 22
Additional proxy soliciting materials
9:02am
DEF 14A
CLIR
ClearSign Technologies Corp
Definitive proxy
22 Apr 22
9:00am
424B5
CLIR
ClearSign Technologies Corp
14 Apr 22
Prospectus supplement for primary offering
5:16pm
8-K
CLIR
ClearSign Technologies Corp
8 Apr 22
ClearSign Technologies Corporation Provides Full Year 2021 Update
9:20am
4
Pate Bruce Alan
4 Apr 22
ClearSign Technologies / Bruce Alan Pate ownership change
6:30pm
4
Meline Susanne
4 Apr 22
ClearSign Technologies / Susanne Meline ownership change
6:29pm
4
Judith S Schrecker
4 Apr 22
ClearSign Technologies / Judith S Schrecker ownership change
6:28pm
4
HOFFMAN Robert Thurston Sr
4 Apr 22
ClearSign Technologies / Robert Thurston HOFFMAN Sr ownership change
6:28pm
10-K
2021 FY
CLIR
ClearSign Technologies Corp
Annual report
31 Mar 22
9:00am
4
Brent Hinds
9 Feb 22
ClearSign Technologies / Brent Hinds ownership change
5:31pm
4
Meline Susanne
5 Jan 22
ClearSign Technologies / Susanne Meline ownership change
9:41pm