BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 178 filers reported holding BLUEBIRD BIO INC in Q1 2022. The put-call ratio across all filers is 1.32 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $699 | -7.7% | 230 | 0.0% | 0.00% | 0.0% |
| Q2 2023 | $757 | +3.6% | 230 | 0.0% | 0.00% | 0.0% |
| Q1 2023 | $731 | -54.1% | 230 | 0.0% | 0.00% | 0.0% |
| Q4 2022 | $1,592 | +59.2% | 230 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $1,000 | 0.0% | 230 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $1,000 | 0.0% | 230 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $1,000 | -50.0% | 230 | 0.0% | 0.00% | 0.0% |
| Q4 2021 | $2,000 | -50.0% | 230 | 0.0% | 0.00% | -66.7% |
| Q3 2021 | $4,000 | -42.9% | 230 | 0.0% | 0.00% | -40.0% |
| Q2 2021 | $7,000 | 0.0% | 230 | 0.0% | 0.01% | -16.7% |
| Q1 2021 | $7,000 | +40.0% | 230 | +100.0% | 0.01% | +50.0% |
| Q4 2020 | $5,000 | -16.7% | 115 | 0.0% | 0.00% | -20.0% |
| Q3 2020 | $6,000 | -14.3% | 115 | 0.0% | 0.01% | -37.5% |
| Q2 2020 | $7,000 | +40.0% | 115 | 0.0% | 0.01% | +33.3% |
| Q1 2020 | $5,000 | – | 115 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 1,550,000 | $7,518,000 | 1.50% |
| Birchview Capital, LP | 84,000 | $407,000 | 0.29% |
| PDT Partners, LLC | 519,485 | $2,520,000 | 0.22% |
| OCCUDO QUANTITATIVE STRATEGIES LP | 320,922 | $1,556,000 | 0.13% |
| Virtus ETF Advisers LLC | 40,607 | $197,000 | 0.09% |
| Baker Brothers Advisors | 2,499,715 | $12,124,000 | 0.07% |
| Green Alpha Advisors, LLC | 14,660 | $71,000 | 0.05% |
| Quinn Opportunity Partners LLC | 140,824 | $683,000 | 0.03% |
| Rafferty Asset Management, LLC | 979,122 | $4,749,000 | 0.03% |
| Inspire Investing, LLC | 48,724 | $236,000 | 0.03% |