ClearSign Technologies Corp reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Tulsa, OK
SEC filing record 1 source field available
Fiscal year end
31 December
ClearSign Technologies Corp has filed 785 SEC EDGAR filings since 05 May 2008

SEC filing history

Showing 626-650 of 784 matching filings.

Per page
25
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26
3

OWNERSHIP DOCUMENT

Filing date
26 Feb 2015
Reporting date
06 Feb 2015
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8-K File 001-35521

8-K

Filing date
26 Feb 2015
Reporting date
26 Feb 2015
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8-K File 001-35521

8-K

Filing date
13 Feb 2015
Reporting date
12 Feb 2015
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4

FORM 4

Filing date
12 Feb 2015
Reporting date
10 Feb 2015
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8-K File 001-35521

FORM 8-K

Filing date
12 Feb 2015
Reporting date
06 Feb 2015
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4

OWNERSHIP DOCUMENT

Filing date
09 Feb 2015
Reporting date
05 Feb 2015
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SC 13G/A File 005-86820

SC 13G/A

Filing date
05 Feb 2015
Reporting date
Not listed
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4

OWNERSHIP DOCUMENT

Filing date
05 Feb 2015
Reporting date
03 Feb 2015
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424B5 File 333-188381

424B5

Filing date
05 Feb 2015
Reporting date
Not listed
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8-K File 001-35521

FORM 8-K

Filing date
05 Feb 2015
Reporting date
04 Feb 2015
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8-K File 001-35521

FORM 8-K

Filing date
05 Feb 2015
Reporting date
03 Feb 2015
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4

OWNERSHIP DOCUMENT

Filing date
31 Dec 2014
Reporting date
30 Dec 2014
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4

OWNERSHIP DOCUMENT

Filing date
31 Dec 2014
Reporting date
31 Dec 2014
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
31 Dec 2014
Reporting date
31 Dec 2014
SEC evidence
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4

OWNERSHIP DOCUMENT

Filing date
31 Dec 2014
Reporting date
31 Dec 2014
SEC evidence
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8-K File 001-35521

FORM 8-K

Filing date
12 Dec 2014
Reporting date
10 Dec 2014
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4

FORM 4

Filing date
05 Dec 2014
Reporting date
04 Dec 2014
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4

OWNERSHIP DOCUMENT

Filing date
02 Dec 2014
Reporting date
28 Nov 2014
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4

OWNERSHIP DOCUMENT

Filing date
26 Nov 2014
Reporting date
26 Nov 2014
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4

OWNERSHIP DOCUMENT

Filing date
26 Nov 2014
Reporting date
25 Nov 2014
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8-K File 001-35521

8-K

Filing date
13 Nov 2014
Reporting date
13 Nov 2014
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4

OWNERSHIP DOCUMENT

Filing date
24 Oct 2014
Reporting date
23 Oct 2014
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4

OWNERSHIP DOCUMENT

Filing date
16 Oct 2014
Reporting date
15 Oct 2014
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