Birchtech Corp. reports

Company location: Corsicana, TX
Fiscal year end: 31 December

Birchtech Corp. has filed 801 SEC EDGAR filings since 09 Aug 2001

Filter by type:
10-K
10-Q
8-K
SC13D
SC13G

SEC filing history

Showing 226-250 of 596 matching filings.

Per page

25

Current page

10

10-K File 000-33067

FORM 10-K

Filing date: 11 Apr 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

NT 10-K File 000-33067

NT 10-K

Filing date: 01 Apr 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-33067

FORM 8-K

Filing date: 01 Mar 2019
Reporting date: 25 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-33067

FROM 8-K

Filing date: 21 Dec 2018
Reporting date: 17 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Dec 2018
Reporting date: 30 Nov 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Dec 2018
Reporting date: 30 Nov 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Dec 2018
Reporting date: 30 Nov 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Dec 2018
Reporting date: 30 Nov 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Dec 2018
Reporting date: 30 Nov 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-33067

FORM 10-Q

Filing date: 13 Nov 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2018
Reporting date: 31 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2018
Reporting date: 31 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2018
Reporting date: 31 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2018
Reporting date: 31 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2018
Reporting date: 31 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2018
Reporting date: 31 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

3

PRIMARY DOCUMENT

Filing date: 15 Oct 2018
Reporting date: 08 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-33067

FORM 8-K

Filing date: 12 Oct 2018
Reporting date: 08 Oct 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 01 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 01 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. to update or revoke optional consent for future visits. For more information, see our Privacy Policy .