Citadel Advisors LLC 13D and 13G filings for Pieris Pharmaceuticals, 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 |
| 2022-02-14 06:22 am Sale | 2021-12-31 | 13G | PIERIS PHARMACEUTICALS INC PIRS | Citadel Advisors LLC | 40,760 4.500% | -776 (-1.87%) | Filing |