BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 236 filers reported holding BLUEBIRD BIO INC in Q2 2021. The put-call ratio across all filers is 1.04 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $8,295,360 | +222.1% | 2,728,737 | +248.5% | 0.10% | +212.9% |
| Q2 2023 | $2,575,715 | +2.8% | 782,892 | -0.6% | 0.03% | -8.8% |
| Q1 2023 | $2,505,602 | -71.9% | 787,925 | -39.0% | 0.03% | -71.7% |
| Q4 2022 | $8,931,637 | +23.9% | 1,290,699 | +13.4% | 0.12% | +18.8% |
| Q3 2022 | $7,207,000 | +118.9% | 1,138,558 | +1006.0% | 0.10% | +65.6% |
| Q2 2021 | $3,292,000 | +216.5% | 102,940 | +198.4% | 0.06% | +165.2% |
| Q1 2021 | $1,040,000 | – | 34,497 | – | 0.02% | – |
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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% |