TANTECH HOLDINGS LTD Other than Temporary Impairment Losses, Investments
TANTECH HOLDINGS LTD (TANH) reported Other than Temporary Impairment Losses, Investments of $23.14 million for the 12-month period ending 2025-12-31, per its 20-F filed 2026-05-14.
Financial Statements › Expense Statement › Operating Expenses
us-gaap:ImpairmentOfInvestments · last filed 2026-05-14
| Period end | Other than Temporary Impairment Losses, Investments 6 month | Other than Temporary Impairment Losses, Investments 12 month |
|---|---|---|
| 2025-12-31 | $23.14M 20-F · filed 2026-05-14 | |
| 2024-12-31 | $0.00 20-F · filed 2026-05-14 | |
| 2023-12-31 | $0.00 20-F · filed 2026-05-14 | |
| 2022-12-31 | $0.00 20-F · filed 2023-05-01 | |
| 2021-12-31 | $0.00 20-F · filed 2023-05-01 | |
| 2021-06-30 | $0.00 6-K · filed 2021-10-22 | |
| 2020-12-31 | $0.00 20-F · filed 2023-05-01 | |
| 2020-06-30 | $0.00 6-K · filed 2021-10-22 | |
| 2019-12-31 | $0.00 20-F/A · filed 2023-01-17 | |
| 2018-12-31 | $0.00 20-F · filed 2021-04-27 |