BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 283 filers reported holding BLUEBIRD BIO INC in Q2 2019. The put-call ratio across all filers is 1.28 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $395 | +6.2% | 130,097 | +15.0% | 0.00% | +33.3% |
| Q2 2023 | $372 | -85.2% | 113,093 | -68.8% | 0.00% | -91.4% |
| Q4 2022 | $2,508 | -99.9% | 362,544 | -54.6% | 0.04% | -2.8% |
| Q2 2022 | $3,303,000 | +486.7% | 798,048 | +4170.6% | 0.04% | +500.0% |
| Q1 2021 | $563,000 | +17.8% | 18,687 | +396.3% | 0.01% | -80.0% |
| Q2 2019 | $478,000 | +46.2% | 3,765 | +81.0% | 0.03% | -41.2% |
| Q1 2019 | $327,000 | – | 2,080 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sessa Capital IM, L.P. | 1,834,965 | $35,066,000 | 1.72% |
| Birchview Capital, LP | 84,000 | $1,605,000 | 1.09% |
| ARMISTICE CAPITAL, LLC | 2,472,000 | $47,240,000 | 0.80% |
| EcoR1 Capital, LLC | 802,507 | $15,336,000 | 0.53% |
| Parametrica Management Ltd | 36,919 | $706,000 | 0.53% |
| Bain Capital Life Sciences Investors, LLC | 538,179 | $7,239,000 | 0.45% |
| APPLETON GROUP, LLC | 19,495 | $373,000 | 0.32% |
| MANGROVE PARTNERS IM, LLC | 175,587 | $3,355,000 | 0.30% |
| Quinn Opportunity Partners LLC | 230,100 | $4,397,000 | 0.28% |
| PDT Partners, LLC | 171,700 | $3,281,000 | 0.24% |