TANTECH HOLDINGS LTD (TANH) reporting calendar
TANTECH HOLDINGS LTD files periodic reports with the SEC as TANH on Nasdaq. Atlas tracks 12 filed reports for this issuer, each linked to its original EDGAR accession.
- Latest report
- 20-F
- Period ended
- 31 Dec 2025
- Filed
- 14 May 2026
- Reports on record
- 12
Filed periodic reports
| Form | Period ended | Filed | Lag | SEC accession |
|---|---|---|---|---|
| 20-F | 31 Dec 2025 | 14 May 2026 | 134 days | 0001477932-26-003132 |
| 20-F | 31 Dec 2024 | 15 May 2025 | 135 days | 0001477932-25-003802 |
| 20-F | 31 Dec 2023 | 11 Jun 2024 | 163 days | 0001477932-24-003629 |
| 20-F | 31 Dec 2022 | 1 May 2023 | 121 days | 0001477932-23-003017 |
| 20-F | 31 Dec 2021 | 18 Jul 2022 | 199 days | 0001410578-22-001956 |
| 20-F | 31 Dec 2020 | 27 Apr 2021 | 117 days | 0001104659-21-055681 |
| 20-F | 31 Dec 2019 | 30 Jun 2020 | 182 days | 0001104659-20-079077 |
| 20-F | 31 Dec 2018 | 15 May 2019 | 135 days | 0001144204-19-026664 |
| 20-F | 31 Dec 2017 | 11 May 2018 | 131 days | 0001144204-18-027649 |
| 20-F | 31 Dec 2016 | 1 May 2017 | 121 days | 0001144204-17-023648 |
| 20-F | 31 Dec 2015 | 29 Apr 2016 | 120 days | 0001144204-16-097855 |
| 20-F | 31 Dec 2014 | 30 Apr 2015 | 120 days | 0001144204-15-026568 |
Source: SEC EDGAR company submissions for CIK 0001588084. Atlas publishes filed facts only. The SEC does not publish forward reporting dates, so no announced future date is claimed here.