VIKING GLOBAL INVESTORS LP 13D and 13G filings for Altimmune, 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 |
| 2026-05-01 5:38 pm Purchase | 2026-04-24 | 13G | ALTIMMUNE INC ALT | VIKING GLOBAL INVESTORS LP | 13,400,000 6.700% | 13,400,000 (New Position) | Filing |