Equity Capital Markets

Company · CIK 1434524

ClearSign Technologies Corp

CIK1434524 (SEC EDGAR)
Industry (SIC)3823 — Industrial Instruments For Measurement, Display, and Control
Incorporated inDE
Business addressOK
ListedCLIR (Nasdaq)
First annual or quarterly report2012-06-11

Offerings

11 registrations
RegistrationLabel and statusFirst filedLast eventFilings
333-288736
ShelfEffective
 2025-07-172026-07-065
333-289549
Registered companyFinal prospectus
 2025-08-122025-08-224
333-279550
Registered companyFinal prospectus
 2024-05-202024-07-154
333-265967
ShelfEffective
 2022-07-012024-04-236
333-273927
ShelfEffective
 2023-08-112023-08-302
333-232402
ShelfEffective
 2019-06-272022-05-316
333-227169
ShelfEffective
 2018-08-312018-09-212
333-208784
ShelfEffective
 2015-12-292018-02-264
333-221467
Registered companyWithdrawn
 2017-11-092017-12-063
333-188381
ShelfEffective
 2013-05-062015-02-054
333-177946
IPOFinal prospectus
 2011-11-142012-04-259

Filings

49
FiledFilingRegistrationAccession
2026-07-06424B5Shelf takedown 333-2887360001104659-26-080740
2026-06-01424B5Shelf takedown 333-2887360001104659-26-068611
2026-05-28424B5Shelf takedown 333-2887360001104659-26-067545
2025-08-22424B4Final prospectus 333-2895490001104659-25-081941
2025-08-21EFFECTDeclared effective 333-2895499999999995-25-002705
2025-08-20S-1/AAmendment 333-2895490001104659-25-080929
2025-08-12S-1Registration filed 333-2895490001104659-25-076944
2025-07-28EFFECTDeclared effective 333-2887369999999995-25-002374
2025-07-17S-3Shelf registered 333-2887360001104659-25-068740
2024-07-15424B4Final prospectus 333-2795500001104659-24-079684
2024-07-12EFFECTDeclared effective 333-2795509999999995-24-002149
2024-07-03S-1/AAmendment 333-2795500001104659-24-077829
2024-05-20S-1Registration filed 333-2795500001104659-24-063437
2024-04-23424B5Shelf takedown 333-2659670001104659-24-050203
2024-04-19424B5Shelf takedown 333-2659670001104659-24-049009
2024-03-18424B5Shelf takedown 333-2659670001104659-24-035176
2024-03-18424B5Shelf takedown 333-2659670001104659-24-035154
2023-08-30EFFECTDeclared effective 333-2739279999999995-23-002534
2023-08-11S-3Shelf registered 333-2739270001104659-23-090472
2022-08-12EFFECTDeclared effective 333-2659679999999995-22-002362
2022-07-01S-3Shelf registered 333-2659670001558370-22-010504
2022-05-31424B5Shelf takedown 333-2324020001104659-22-066605
2022-05-26424B5Shelf takedown 333-2324020001104659-22-065282
2022-04-14424B5Shelf takedown 333-2324020001104659-22-046098
2020-12-23424B5Shelf takedown 333-2324020001104659-20-139209
2019-07-12EFFECTDeclared effective 333-2324029999999995-19-001583
2019-06-27S-3Shelf registered 333-2324020001144204-19-032759
2018-09-21EFFECTDeclared effective 333-2271699999999995-18-002434
2018-08-31S-3Shelf registered 333-2271690001144204-18-047612
2018-02-26424B5Shelf takedown 333-2087840001144204-18-010843
2018-02-22424B5Shelf takedown 333-2087840001144204-18-010298
2017-12-06RWWithdrawn 333-2214670001571049-17-008647
2017-11-27S-1/AAmendment 333-2214670001571049-17-008599
2017-11-09S-1Registration filed 333-2214670001571049-17-008483
2016-01-07EFFECTDeclared effective 333-2087849999999995-16-003485
2015-12-29S-3Shelf registered 333-2087840001144204-15-073133
2015-02-05424B5Shelf takedown 333-1883810001144204-15-006098
2014-02-28424B5Shelf takedown 333-1883810001144204-14-012583
2013-05-30EFFECTDeclared effective 333-1883819999999995-13-001670
2013-05-06S-3Shelf registered 333-1883810001144204-13-026504
2012-04-25EFFECTDeclared effective 333-1779469999999995-12-001170
2012-04-25424B1Final prospectus 333-1779460001144204-12-023622
2012-04-24EFFECTDeclared effective 333-1779469999999995-12-001140
2012-04-18S-1/AAmendment 333-1779460001144204-12-022352
2012-04-06S-1/AAmendment 333-1779460001144204-12-020541
2012-03-09S-1/AAmendment 333-1779460001144204-12-013999
2012-02-07S-1/AAmendment 333-1779460001144204-12-006386
2011-12-28S-1/AAmendment 333-1779460001144204-11-071934
2011-11-14S-1Registration filed 333-1779460001144204-11-064058

All filings of this company · CSV