SABBY MANAGEMENT LLC 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 |
| 2023-01-10 2:35 pm Purchase | 2022-12-31 | 13G | TANTECH HLDGS LTD TANH | SABBY MANAGEMENT LLC | 1,038 11.000% | 393![]() (+60.93%) | Filing |
| 2022-01-04 9:11 pm Purchase | 2021-12-31 | 13G | TANTECH HLDGS LTD TANH | SABBY MANAGEMENT LLC | 645 11.000% | 4![]() (+0.62%) | Filing |
| 2021-12-09 10:15 am Purchase | 2021-12-02 | 13G | TANTECH HLDGS LTD TANH | SABBY MANAGEMENT LLC | 641 11.000% | 641![]() (New Position) | Filing |
