Birchtech Corp. — 3 Filings
31 3 filings on record
This page lists all 3 filings submitted to the SEC by Birchtech Corp. (BCHT), sorted by most recent first. Each row links to the full filing on EdgarLookup. Birchtech Corp. has filed 31 3 documents with the SEC since 2001. To view all SEC filings by Birchtech Corp., see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
10KSB
10KSB/A
10QSB
10SB12G
3
3/A
4
4/A
424B3
424B4
5
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
D
D/A
DEF 14A
DEF 14C
DEFA14A
DRS
EFFECT
NT 10-K
NT 10-Q
PRE 14A
PRE 14C
REGDEX
RW
S-1
S-1/A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14F1
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 3 | PRIMARY DOCUMENT | 0000945836-25-000001 | Jan 6, 2025 | Dec 30, 2024 |
| 3 | PRIMARY DOCUMENT | 0000945836-23-000021 | Nov 7, 2023 | Nov 1, 2023 |
| 3 | PRIMARY DOCUMENT | 0000945836-23-000006 | Jun 2, 2023 | May 26, 2023 |
| 3 | PRIMARY DOCUMENT | 0000945836-23-000005 | Mar 1, 2023 | — |
| 3 | PRIMARY DOCUMENT | 0000945836-20-000006 | Oct 30, 2020 | Oct 21, 2020 |
| 3 | PRIMARY DOCUMENT | 0000945836-19-000011 | Jun 12, 2019 | Jun 5, 2019 |
| 3 | PRIMARY DOCUMENT | 0000945836-18-000037 | Oct 15, 2018 | Oct 8, 2018 |
| 3 | PRIMARY DOCUMENT | 0000945836-16-000029 | Jun 10, 2016 | Jun 3, 2016 |
| 3 | PRIMARY DOCUMENT | 0000945836-15-000020 | Sep 30, 2015 | Jan 1, 2014 |
| 3 | PRIMARY DOCUMENT | 0000945836-15-000004 | Mar 2, 2015 | Feb 20, 2015 |
| 3 | PRIMARY DOCUMENT | 0000945836-14-000035 | Dec 3, 2014 | Nov 24, 2014 |
| 3 | PRIMARY DOCUMENT | 0000945836-14-000034 | Nov 25, 2014 | Nov 16, 2014 |
| 3 | PRIMARY DOCUMENT | 0000945836-14-000027 | Sep 9, 2014 | Sep 1, 2014 |
| 3 | OWNERSHIP DOCUMENT | 0001493152-14-002720 | Aug 25, 2014 | Aug 14, 2014 |
| 3 | PRIMARY DOCUMENT | 0000945836-14-000001 | Jan 2, 2014 | Jul 25, 2011 |
| 3 | PRIMARY DOCUMENT | 0001477932-13-002836 | Jun 5, 2013 | Jun 1, 2013 |
| 3 | PRIMARY DOCUMENT | 0000945836-11-000032 | Nov 14, 2011 | Nov 1, 2011 |
| 3 | PRIMARY DOCUMENT | 0000945836-11-000027 | Oct 20, 2011 | Oct 10, 2011 |
| 3 | PRIMARY DOCUMENT | 0001135432-11-000005 | Jul 5, 2011 | Jun 21, 2011 |
| 3 | PRIMARY DOCUMENT | 0001135432-11-000003 | Jul 1, 2011 | Jun 21, 2011 |
| 3 | PRIMARY DOCUMENT | 0001420506-08-000043 | Apr 7, 2008 | Mar 26, 2008 |
| 3 | — | 0001144204-06-012967 | Mar 31, 2006 | Mar 26, 2006 |
| 3 | — | 0001144204-06-012775 | Mar 31, 2006 | Mar 26, 2006 |
| 3 | — | 0001144204-06-008841 | Mar 6, 2006 | Jul 1, 2005 |
| 3 | — | 0001144204-06-008602 | Mar 3, 2006 | Jul 16, 2005 |
| 3 | — | 0001144204-05-030917 | Oct 5, 2005 | Sep 30, 2005 |
| 3 | — | 0001144204-05-022483 | Jul 25, 2005 | Apr 26, 2005 |
| 3 | — | 0001144204-05-017045 | May 24, 2005 | May 18, 2005 |
| 3 | — | 0001144204-05-017043 | May 24, 2005 | May 18, 2005 |
| 3 | — | 0001144204-05-000604 | Jan 7, 2005 | Dec 30, 2004 |
| 3 | — | 0001144204-04-023192 | Dec 30, 2004 | Dec 29, 2004 |