VANGUARD GROUP INC 13D and 13G filings for Metsera, 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 |
| 2025-10-31 11:05 am Purchase | 2025-09-30 | 13G | Metsera, Inc. MTSR | VANGUARD GROUP INC | 5,824,993 5.530% | 5,824,993 (New Position) | Filing |