VANGUARD GROUP INC 13D and 13G filings for Sientra, 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 |
| 2022-02-10 08:37 am Purchase | 2021-12-31 | 13G | SIENTRA INC SIEN | VANGUARD GROUP INC | 274,222 4.720% | 12,438 (+4.75%) | Filing |