TANTECH HOLDINGS LTD — 6-K Filings
124 6-K filings on record
This page lists all 6-K filings submitted to the SEC by TANTECH HOLDINGS LTD (TANH), sorted by most recent first. Each row links to the full filing on EdgarLookup. TANTECH HOLDINGS LTD has filed 124 6-K documents with the SEC since 2013. To view all SEC filings by TANTECH HOLDINGS LTD, see the full filings list.
All
144
20-F
20-F/A
3
424B1
424B3
424B5
6-K
6-K/A
8-A12B
CERTNAS
CORRESP
D
DRS
DRS/A
DRSLTR
EFFECT
F-1
F-1/A
F-3
F-3/A
NT 20-F
POS AM
RW
RW WD
S-8
SC 13D
SC 13G
SC 13G/A
SCHEDULE 13G
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 6-K | FORM 6-K | 0001104659-22-036581 | Mar 22, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-035788 | Mar 21, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-033996 | Mar 15, 2022 | — |
| 6-K | 6-K | 0001104659-22-028995 | Mar 2, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-027140 | Feb 25, 2022 | — |
| 6-K | FORM 6-K | 0001104659-21-146926 | Dec 7, 2021 | Dec 6, 2021 |
| 6-K | FORM 6-K | 0001104659-21-140907 | Nov 18, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-134046 | Nov 4, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-129062 | Oct 22, 2021 | Jun 30, 2021 |
| 6-K | FORM 6-K | 0001104659-21-122310 | Oct 4, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-112070 | Sep 1, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-102165 | Aug 9, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-101528 | Aug 6, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-101127 | Aug 6, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-093479 | Jul 19, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-078212 | Jun 8, 2021 | — |
| 6-K | FORM 6-K | 0001104659-21-073194 | May 27, 2021 | — |
| 6-K | FORM 6-K | 0001104659-20-128996 | Nov 24, 2020 | — |
| 6-K | FORM 6-K | 0001104659-20-128050 | Nov 20, 2020 | — |
| 6-K | FORM 6-K | 0001104659-20-110410 | Sep 30, 2020 | Jun 30, 2020 |
| 6-K | 6-K | 0001104659-20-104807 | Sep 14, 2020 | — |
| 6-K | FORM 6-K | 0001104659-20-093568 | Aug 12, 2020 | — |
| 6-K | FORM 6-K | 0001104659-20-064279 | May 20, 2020 | — |
| 6-K | FORM 6-K | 0001104659-20-049739 | Apr 22, 2020 | — |
| 6-K | FORM 6-K | 0001104659-19-073810 | Dec 18, 2019 | — |
| 6-K | FORM 6-K | 0001104659-19-073432 | Dec 17, 2019 | — |
| 6-K | FORM 6-K | 0001104659-19-070575 | Dec 6, 2019 | — |
| 6-K | 6-K | 0001144204-19-036339 | Jul 29, 2019 | — |
| 6-K | FORM 6-K | 0001144204-19-032715 | Jun 27, 2019 | — |
| 6-K | FORM 6-K | 0001144204-19-032705 | Jun 27, 2019 | — |
| 6-K | 6-K | 0001144204-19-028450 | May 28, 2019 | — |
| 6-K | FORM 6-K | 0001144204-19-020610 | Apr 23, 2019 | Apr 22, 2019 |
| 6-K | FORM 6-K | 0001144204-19-003634 | Jan 30, 2019 | — |
| 6-K | FORM 6-K | 0001144204-18-066249 | Dec 26, 2018 | — |
| 6-K | 6-K | 0001144204-18-064642 | Dec 14, 2018 | — |
| 6-K | 6-K | 0001144204-18-063810 | Dec 10, 2018 | — |
| 6-K | FORM 6-K | 0001144204-18-057735 | Nov 7, 2018 | — |
| 6-K | FORM 6-K | 0001144204-18-053745 | Oct 15, 2018 | — |
| 6-K | 6-K | 0001144204-18-049655 | Sep 17, 2018 | — |
| 6-K | FORM 6-K | 0001144204-18-047571 | Aug 31, 2018 | — |
| 6-K | 6-K | 0001144204-18-046091 | Aug 23, 2018 | — |
| 6-K | 6-K | 0001144204-18-021400 | Apr 19, 2018 | — |
| 6-K | FORM 6-K | 0001144204-18-013104 | Mar 6, 2018 | — |
| 6-K | FORM 6-K | 0001144204-18-001739 | Jan 10, 2018 | — |
| 6-K | FORM 6-K | 0001144204-17-065890 | Dec 29, 2017 | — |
| 6-K | FORM 6-K | 0001144204-17-064600 | Dec 21, 2017 | — |
| 6-K | FORM 6-K | 0001144204-17-064239 | Dec 19, 2017 | — |
| 6-K | 6-K | 0001144204-17-063028 | Dec 11, 2017 | — |
| 6-K | FORM 6-K | 0001144204-17-057095 | Nov 8, 2017 | — |
| 6-K | FORM 6-K | 0001144204-17-052163 | Oct 12, 2017 | — |