ClearSign Technologies Corp — 8-K Filings
176 8-K filings on record
This page lists all 8-K filings submitted to the SEC by ClearSign Technologies Corp (CLIR), sorted by most recent first. Each row links to the full filing on EdgarLookup. ClearSign Technologies Corp has filed 176 8-K documents with the SEC since 2008. To view all SEC filings by ClearSign Technologies Corp, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
25-NSE
3
4
4/A
424B1
424B2
424B3
424B4
424B5
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERTNAS
CORRESP
D
D/A
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
NT 10-Q
POS AM
PRE 14A
PREC14A
PREN14A
PRRN14A
REGDEX
RW
S-1
S-1/A
S-3
S-3/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | FORM 8-K | 0001104659-22-085290 | Aug 2, 2022 | Jul 28, 2022 |
| 8-K | FORM 8-K | 0001104659-22-069031 | Jun 7, 2022 | Jun 2, 2022 |
| 8-K | FORM 8-K | 0001104659-22-067201 | Jun 1, 2022 | — |
| 8-K | FORM 8-K | 0001104659-22-066648 | May 31, 2022 | May 26, 2022 |
| 8-K | FORM 8-K | 0001104659-22-043889 | Apr 8, 2022 | Apr 6, 2022 |
| 8-K | FORM 8-K | 0001104659-21-144469 | Nov 29, 2021 | Nov 23, 2021 |
| 8-K | FORM 8-K | 0001104659-21-127188 | Oct 18, 2021 | — |
| 8-K | FORM 8-K | 0001104659-21-114754 | Sep 10, 2021 | Sep 8, 2021 |
| 8-K | FORM 8-K | 0001104659-21-097966 | Jul 30, 2021 | Jul 29, 2021 |
| 8-K | FORM 8-K | 0001104659-21-089798 | Jul 7, 2021 | Jul 1, 2021 |
| 8-K | FORM 8-K | 0001104659-21-083173 | Jun 21, 2021 | Jun 15, 2021 |
| 8-K | FORM 8-K | 0001104659-21-054467 | Apr 23, 2021 | Apr 20, 2021 |
| 8-K | FORM 8-K | 0001104659-21-041551 | Mar 25, 2021 | Mar 23, 2021 |
| 8-K | FORM 8-K | 0001104659-21-033306 | Mar 8, 2021 | Mar 4, 2021 |
| 8-K | FORM 8-K | 0001104659-20-139238 | Dec 23, 2020 | Dec 18, 2020 |
| 8-K | FORM 8-K | 0001104659-20-128474 | Nov 23, 2020 | Nov 19, 2020 |
| 8-K | FORM 8-K | 0001104659-20-106154 | Sep 17, 2020 | Sep 15, 2020 |
| 8-K | FORM 8-K | 0001104659-20-097647 | Aug 21, 2020 | Aug 19, 2020 |
| 8-K | FORM 8-K | 0001104659-20-083131 | Jul 13, 2020 | Jul 10, 2020 |
| 8-K | FORM 8-K | 0001104659-20-079415 | Jul 1, 2020 | Jun 30, 2020 |
| 8-K | FORM 8-K | 0001104659-20-075656 | Jun 22, 2020 | Jun 17, 2020 |
| 8-K | FORM 8-K | 0001104659-20-074271 | Jun 18, 2020 | Jun 16, 2020 |
| 8-K | FORM 8-K | 0001104659-20-049270 | Apr 21, 2020 | Apr 20, 2020 |
| 8-K | FORM 8-K | 0001104659-20-048267 | Apr 17, 2020 | Apr 15, 2020 |
| 8-K | FORM 8-K | 0001104659-20-033261 | Mar 13, 2020 | Mar 12, 2020 |
| 8-K | FORM 8-K | 0001104659-20-023404 | Feb 20, 2020 | Feb 13, 2020 |
| 8-K | FORM 8-K | 0001104659-20-005132 | Jan 17, 2020 | Jan 15, 2020 |
| 8-K | FORM 8-K | 0001104659-20-004160 | Jan 15, 2020 | Jan 9, 2020 |
| 8-K | FORM 8-K | 0001104659-19-064546 | Nov 15, 2019 | Nov 13, 2019 |
| 8-K | FORM 8-K | 0001144204-19-046146 | Sep 27, 2019 | Sep 25, 2019 |
| 8-K | FORM 8-K | 0001144204-19-042106 | Aug 28, 2019 | Aug 26, 2019 |
| 8-K | 8-K | 0001144204-19-040407 | Aug 16, 2019 | Aug 14, 2019 |
| 8-K | FORM 8-K | 0001144204-19-034317 | Jul 10, 2019 | — |
| 8-K | FORM 8-K | 0001144204-19-034188 | Jul 10, 2019 | Jul 9, 2019 |
| 8-K | FORM 8-K | 0001144204-19-030688 | Jun 12, 2019 | Jun 11, 2019 |
| 8-K | FORM 8-K | 0001144204-19-025466 | May 13, 2019 | May 8, 2019 |
| 8-K | 8-K | 0001144204-19-024523 | May 8, 2019 | — |
| 8-K | FORM 8-K | 0001144204-19-020286 | Apr 18, 2019 | Apr 17, 2019 |
| 8-K | FORM 8-K | 0001144204-19-017766 | Apr 2, 2019 | Apr 1, 2019 |
| 8-K | 8-K | 0001144204-19-014892 | Mar 19, 2019 | — |
| 8-K | FORM 8-K | 0001144204-19-009122 | Feb 20, 2019 | — |
| 8-K | FORM 8-K | 0001144204-19-006685 | Feb 12, 2019 | Feb 6, 2019 |
| 8-K | 8-K | 0001144204-19-003769 | Jan 30, 2019 | Jan 24, 2019 |
| 8-K | 8-K | 0001144204-19-001360 | Jan 10, 2019 | Jan 8, 2019 |
| 8-K | FORM 8-K | 0001144204-19-001358 | Jan 10, 2019 | Jan 4, 2019 |
| 8-K | FORM 8-K | 0001144204-19-000918 | Jan 7, 2019 | Dec 31, 2018 |
| 8-K | FORM 8-K | 0001144204-18-058393 | Nov 8, 2018 | — |
| 8-K | FORM 8-K | 0001144204-18-052811 | Oct 9, 2018 | Oct 2, 2018 |
| 8-K | FORM 8-K | 0001144204-18-051812 | Oct 1, 2018 | — |
| 8-K | FORM 8-K | 0001144204-18-046845 | Aug 29, 2018 | — |