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 76-100 of 596 matching filings.

Per page

25

Current page

4

8-K File 000-33067

FORM 8-K

Filing date: 07 Nov 2023
Reporting date: 01 Nov 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

ARS File 000-33067

ARS

Filing date: 06 Nov 2023
Reporting date: 31 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 000-33067

DEF 14A

Filing date: 03 Nov 2023
Reporting date: 03 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2023
Reporting date: 31 Oct 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2023
Reporting date: 31 Oct 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Nov 2023
Reporting date: 31 Oct 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-33067

FORM 8-K

Filing date: 16 Oct 2023
Reporting date: 10 Oct 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Oct 2023
Reporting date: 29 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-33067

FORM 8-K

Filing date: 15 Sep 2023
Reporting date: 12 Sep 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-33067

FORM 8-K

Filing date: 14 Sep 2023
Reporting date: 11 Sep 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 000-33067

FORM 10-Q

Filing date: 16 Aug 2023
Reporting date: 30 Jun 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

NT 10-Q File 000-33067

NT 10-Q

Filing date: 14 Aug 2023
Reporting date: 30 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 01 Aug 2023
Reporting date: 28 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 01 Aug 2023
Reporting date: 28 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 01 Aug 2023
Reporting date: 28 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-33067

FORM 8-K

Filing date: 10 Jul 2023
Reporting date: 10 Jul 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-33067

FORM 8-K

Filing date: 06 Jul 2023
Reporting date: 03 Jul 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 Jun 2023
Reporting date: 28 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 Jun 2023
Reporting date: 28 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 30 Jun 2023
Reporting date: 28 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Jun 2023
Reporting date: 07 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Jun 2023
Reporting date: 05 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q/A File 000-33067

FORM 10-Q/A

Filing date: 07 Jun 2023
Reporting date: 31 Mar 2023
SEC evidence: Open document Open filing Open XBRL
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 .