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 | 0001477932-26-001577 | Mar 25, 2026 | Mar 24, 2026 |
| 6-K | FORM 6-K | 0001477932-26-001540 | Mar 23, 2026 | — |
| 6-K | FORM 6-K | 0001477932-26-000231 | Jan 15, 2026 | — |
| 6-K | FORM 6-K | 0001477932-25-009264 | Dec 31, 2025 | — |
| 6-K | FORM 6-K | 0001477932-25-009067 | Dec 19, 2025 | Jun 30, 2025 |
| 6-K | FROM 6-K | 0001477932-25-008933 | Dec 11, 2025 | — |
| 6-K | FORM 6-K | 0001477932-25-007719 | Oct 24, 2025 | Oct 23, 2025 |
| 6-K | FORM 6-K | 0001477932-25-007636 | Oct 17, 2025 | — |
| 6-K | FORM 6-K | 0001477932-25-006998 | Sep 24, 2025 | — |
| 6-K | FORM 6-K | 0001477932-25-004382 | Jun 3, 2025 | Jun 2, 2025 |
| 6-K | FORM 6-K | 0001477932-25-001375 | Mar 3, 2025 | — |
| 6-K | FORM 6-K | 0001477932-25-000830 | Feb 10, 2025 | — |
| 6-K | FORM 6-K | 0001477932-25-000106 | Jan 8, 2025 | Jan 7, 2025 |
| 6-K | FORM 6-K | 0001477932-25-000049 | Jan 6, 2025 | — |
| 6-K | FORM 6-K | 0001477932-24-008438 | Jan 2, 2025 | Jun 30, 2024 |
| 6-K | FORM 8-K | 0001477932-24-008327 | Dec 27, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-008242 | Dec 20, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-008082 | Dec 16, 2024 | Dec 11, 2024 |
| 6-K | FORM 6-K | 0001477932-24-005646 | Sep 10, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-005353 | Aug 28, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-003719 | Jun 17, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-003206 | May 21, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-002587 | May 8, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-002335 | Apr 26, 2024 | Apr 24, 2024 |
| 6-K | FORM 6-K | 0001477932-24-001324 | Mar 19, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-000962 | Feb 29, 2024 | Feb 28, 2024 |
| 6-K | FORM 6-K | 0001477932-24-000197 | Jan 16, 2024 | — |
| 6-K | FORM 6-K | 0001477932-24-000012 | Jan 2, 2024 | — |
| 6-K | FORM 6-K | 0001477932-23-008962 | Dec 5, 2023 | Jun 30, 2023 |
| 6-K | FORM 6-K | 0001477932-23-008690 | Nov 20, 2023 | Nov 17, 2023 |
| 6-K | FORM 6-K | 0001477932-23-007830 | Oct 24, 2023 | — |
| 6-K | FORM 6-K | 0001477932-23-006004 | Aug 14, 2023 | — |
| 6-K | FORM 6-K | 0001477932-23-004936 | Jun 30, 2023 | — |
| 6-K | FORM 6-K | 0001477932-23-004745 | Jun 23, 2023 | — |
| 6-K | FORM 6-K | 0001104659-23-036279 | Mar 24, 2023 | — |
| 6-K | 6-K | 0001410578-22-003592 | Dec 28, 2022 | Jun 30, 2022 |
| 6-K | 6-K | 0001104659-22-128750 | Dec 21, 2022 | Dec 20, 2022 |
| 6-K | FORM 6-K | 0001104659-22-126634 | Dec 13, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-123471 | Dec 1, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-121224 | Nov 22, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-116008 | Nov 8, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-112710 | Oct 31, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-110001 | Oct 19, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-085456 | Aug 3, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-081406 | Jul 21, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-072723 | Jun 21, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-067108 | Jun 1, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-065961 | May 27, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-062921 | May 19, 2022 | — |
| 6-K | FORM 6-K | 0001104659-22-052203 | Apr 28, 2022 | — |