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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $114 | -99.9% | 34,654 | +23.4% | 0.01% | +7.7% |
| Q2 2022 | $116,000 | -25.6% | 28,075 | -12.7% | 0.01% | -27.8% |
| Q1 2022 | $156,000 | -77.4% | 32,167 | +49.3% | 0.02% | -73.9% |
| Q2 2021 | $689,000 | +115.3% | 21,550 | +956.4% | 0.07% | +43.8% |
| Q2 2018 | $320,000 | +31.7% | 2,040 | +43.2% | 0.05% | +33.3% |
| Q1 2018 | $243,000 | -16.8% | 1,425 | -32.9% | 0.04% | -23.4% |
| Q3 2017 | $292,000 | – | 2,123 | – | 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% |