TANTECH HOLDINGS LTD (TANH) Insider Trading Disclosures
TANTECH HOLDINGS LTD (TANH) is a publicly traded company on the Nasdaq, categorized under SIC 2860 (Industrial Organic Chemicals). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: TANH
CIK: 1588084
Exchange: Nasdaq
SIC 2860: Industrial Organic Chemicals
Fiscal Year End: 12/31
State: D8
Independent PCAOB Auditor
Explore PCAOB Audit Intelligence →
Audit Firm
YCM CPA INC.
Auditor SinceSince 12/31/2021 12:00:00 AM
Lead Engagement PartnerMatthew Schwartz
Audit LocationIrvine, California, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 6-K | 2026-10-02 | 2026-10-02 | REPORT OF FOREIGN PRIVATE ISSUER | 0001213900-26-106447 | View SEC Doc Filr Page |
| 6-K | 2026-09-24 | 2026-09-24 | FORM 6-K | 0001477932-26-005777 | View SEC Doc Filr Page |
| 6-K | 2026-09-01 | 2026-09-01 | FORM 6-K | 0001477932-26-005346 | View SEC Doc Filr Page |
| 6-K | 2026-08-19 | 2026-08-19 | FORM 6-K | 0001477932-26-005179 | View SEC Doc Filr Page |
| 6-K/A | 2026-08-07 | 2026-08-07 | FORM 6-K/A | 0001477932-26-004758 | View SEC Doc Filr Page |
| 6-K | 2026-08-06 | 2026-08-05 | FORM 6-K | 0001477932-26-004731 | View SEC Doc Filr Page |
| 6-K | 2026-08-04 | 2026-08-04 | FORM 6-K | 0001477932-26-004710 | View SEC Doc Filr Page |
| EFFECT | 2026-06-17 | — | EFFECT Filing | 9999999995-26-002052 | View SEC Doc Filr Page |
| CORRESP | 2026-06-15 | — | CORRESP Filing | 0001477932-26-003853 | View SEC Doc Filr Page |
| F-3 | 2026-06-09 | — | FORM F-3 | 0001477932-26-003717 | View SEC Doc Filr Page |
| UPLOAD | 2026-06-03 | — | UPLOAD Filing | 0000000000-26-005612 | View SEC Doc Filr Page |
| DRS | 2026-06-02 | — | DRS Filing | 0001477932-26-003590 | View SEC Doc Filr Page |
| 20-F | 2026-05-14 | 2025-12-31 | FORM 20-F | 0001477932-26-003132 | View SEC Doc Filr Page |
| NT 20-F | 2026-05-01 | 2025-12-31 | NT 20-F | 0001477932-26-002717 | View SEC Doc Filr Page |
| 3 | 2026-04-09 | 2025-05-29 | FORM 3 | 0001477932-26-002095 | View SEC Doc Filr Page |
| 6-K | 2026-04-02 | 2026-04-01 | FORM 6-K | 0001477932-26-001965 | View SEC Doc Filr Page |
| 424B5 | 2026-04-02 | — | 424B5 | 0001477932-26-001963 | View SEC Doc Filr Page |
| 3 | 2026-03-31 | 2023-05-26 | FORM 3 | 0001477932-26-001787 | View SEC Doc Filr Page |
| 3 | 2026-03-31 | 2014-07-01 | FORM 3 | 0001477932-26-001786 | View SEC Doc Filr Page |
| 3 | 2026-03-31 | 2014-07-01 | FORM 3 | 0001477932-26-001785 | View SEC Doc Filr Page |
| 6-K | 2026-03-31 | 2026-03-31 | FORM 6-K | 0001477932-26-001760 | View SEC Doc Filr Page |
| 6-K | 2026-03-25 | 2026-03-24 | FORM 6-K | 0001477932-26-001577 | View SEC Doc Filr Page |
| 424B5 | 2026-03-25 | — | 424B5 | 0001477932-26-001565 | View SEC Doc Filr Page |
| 6-K | 2026-03-23 | 2026-03-23 | FORM 6-K | 0001477932-26-001540 | View SEC Doc Filr Page |
| 3 | 2026-03-17 | 2013-06-29 | FORM 3 | 0001477932-26-001403 | View SEC Doc Filr Page |