TANG CAPITAL PARTNERS LP 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 |
| 2024-02-14 4:00 pm Sale |
2023-12-31 | 13G | bluebird bio, Inc. BLUE |
TANG CAPITAL PARTNERS LP | 85,000 0.900% |
-146,776 (-63.33%) |
Filing |
| 2023-02-14 4:00 pm Purchase |
2022-12-31 | 13G | bluebird bio, Inc. BLUE |
TANG CAPITAL PARTNERS LP | 231,776 5.600% |
45,724 (+24.58%) |
Filing |
| 2022-06-03 4:00 pm Purchase |
2022-05-24 | 13G | bluebird bio, Inc. BLUE |
TANG CAPITAL PARTNERS LP | 186,053 5.200% |
186,053 (New Position) |
Filing |