BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 166 filers reported holding BLUEBIRD BIO INC in Q3 2023. The put-call ratio across all filers is 0.94 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $163,102 | -12.7% | 53,652 | +98.8% | 0.00% | -33.3% |
| Q4 2022 | $186,785 | -19.9% | 26,992 | -63.3% | 0.00% | 0.0% |
| Q3 2022 | $233,233 | -52.5% | 73,474 | +378.2% | 0.00% | -25.0% |
| Q2 2021 | $491,000 | -8.4% | 15,366 | -13.6% | 0.00% | -33.3% |
| Q1 2021 | $536,000 | +148.1% | 17,787 | +344.3% | 0.01% | +50.0% |
| Q3 2020 | $216,000 | -41.8% | 4,003 | -34.1% | 0.00% | -66.7% |
| Q2 2020 | $371,000 | -6.3% | 6,074 | +34.5% | 0.01% | +71.4% |
| Q4 2019 | $396,000 | -66.4% | 4,516 | -39.8% | 0.01% | -84.8% |
| Q1 2019 | $1,180,000 | +1.5% | 7,498 | +10.1% | 0.05% | -46.5% |
| Q1 2018 | $1,163,000 | +199.0% | 6,811 | +195.0% | 0.09% | +26.5% |
| Q2 2015 | $389,000 | – | 2,309 | – | 0.07% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 5,910,687 | $24,470,000 | 3.71% |
| Monaco Asset Management SAM | 306,142 | $1,267,000 | 0.55% |
| Parametrica Management Ltd | 90,105 | $374,000 | 0.41% |
| Kamunting Street Capital Management, L.P. | 55,200 | $229,000 | 0.31% |
| Birchview Capital, LP | 98,000 | $406,000 | 0.30% |
| Kamunting Street Capital Management, L.P. | 35,000 | $145,000 | 0.20% |
| PDT Partners, LLC | 519,477 | $2,151,000 | 0.19% |
| Graham Capital Management, L.P. | 781,912 | $3,237,000 | 0.13% |
| CAXTON ASSOCIATES LP | 220,154 | $911,000 | 0.09% |
| Baker Brothers Advisors | 2,499,715 | $10,349,000 | 0.06% |