SANDS CAPITAL MANAGEMENT, LLC 13D and 13G filings for bluebird bio, 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 |
| 2021-02-16 11:29 am Sale | 2020-12-31 | 13G | bluebird bio, Inc. BLUE | SANDS CAPITAL MANAGEMENT, LLC | 244,234 4.770% | -1,003 (-0.41%) | Filing |