Birchtech Corp. — 4 Filings
322 4 filings on record
This page lists all 4 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 322 4 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 |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0000945836-21-000013 | Nov 24, 2021 | Nov 22, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000014 | Nov 24, 2021 | Nov 22, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000015 | Nov 24, 2021 | Nov 22, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000006 | Jul 1, 2021 | Jun 29, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000005 | May 7, 2021 | May 1, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000004 | Apr 21, 2021 | Apr 19, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000003 | Mar 22, 2021 | — |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000002 | Jan 29, 2021 | Jan 27, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-21-000001 | Jan 29, 2021 | Jan 27, 2021 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000009 | Dec 16, 2020 | Dec 14, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000011 | Dec 16, 2020 | Dec 14, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000010 | Dec 16, 2020 | Dec 14, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000014 | Dec 16, 2020 | Dec 14, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000012 | Dec 16, 2020 | Dec 14, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000013 | Dec 16, 2020 | Dec 14, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000007 | Dec 1, 2020 | Nov 30, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000008 | Dec 1, 2020 | Nov 30, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000005 | Jul 9, 2020 | Jul 8, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000001 | Jul 9, 2020 | Jul 8, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000003 | Jul 9, 2020 | Jul 8, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000004 | Jul 9, 2020 | Jul 8, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-20-000002 | Jul 9, 2020 | Jul 8, 2020 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000013 | Jul 1, 2019 | Jun 28, 2019 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000014 | Jul 1, 2019 | Jun 28, 2019 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000015 | Jul 1, 2019 | Jun 28, 2019 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000016 | Jul 1, 2019 | Jun 28, 2019 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000017 | Jul 1, 2019 | Jun 28, 2019 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000010 | Jun 6, 2019 | Jun 4, 2019 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000008 | May 15, 2019 | May 14, 2019 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000001 | Jan 3, 2019 | Dec 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000002 | Jan 3, 2019 | Dec 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000003 | Jan 3, 2019 | Dec 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000004 | Jan 3, 2019 | Dec 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-19-000005 | Jan 3, 2019 | Dec 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000044 | Dec 4, 2018 | Nov 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000046 | Dec 4, 2018 | Nov 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000045 | Dec 4, 2018 | Nov 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000048 | Dec 4, 2018 | Nov 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000047 | Dec 4, 2018 | Nov 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000038 | Nov 2, 2018 | Oct 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000039 | Nov 2, 2018 | Oct 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000040 | Nov 2, 2018 | Oct 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000041 | Nov 2, 2018 | Oct 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000042 | Nov 2, 2018 | Oct 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000043 | Nov 2, 2018 | Oct 31, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000033 | Oct 1, 2018 | Sep 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000036 | Oct 1, 2018 | Sep 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000035 | Oct 1, 2018 | Sep 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000034 | Oct 1, 2018 | Sep 30, 2018 |
| 4 | PRIMARY DOCUMENT | 0000945836-18-000032 | Oct 1, 2018 | Sep 30, 2018 |