Anson Funds Management LP 13D and 13G filings for Spero Therapeutics, Inc.:
- 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 |
| 2024-11-14 5:37 pm Sale | 2024-09-30 | 13G | Spero Therapeutics, Inc. SPRO | Anson Funds Management LP | 3,750,450 6.900% | -547,149 (-12.73%) | Filing |
| 2024-02-14 4:25 pm Purchase | 2023-12-31 | 13G | Spero Therapeutics, Inc. SPRO | Anson Funds Management LP | 4,297,599 8.100% | 4,297,599 (New Position) | Filing |