Lundbeckfond Invest A/S 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 |
| 2020-01-31 4:20 pm Sale | 2019-12-31 | 13G | Spero Therapeutics, Inc. SPRO | Lundbeckfond Invest A/S | 877,489 4.600% | -214,285 (-19.63%) | Filing |