Mitchell P. Kopin 13D and 13G filings for Tantech Holdings Ltd:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2024-11-13 11:17 am Sale |
2024-09-30 | 13G | Tantech Holdings Ltd TANH |
Mitchell P. Kopin | 10,956 4.990% |
-9,423 (-46.24%) |
Filing |
| 2024-05-08 5:16 pm Purchase |
2024-05-01 | 13G | Tantech Holdings Ltd TANH |
Mitchell P. Kopin | 20,379 9.990% |
20,379 (New Position) |
Filing |