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 2020 | $5,816,000 | -11.6% | 107,797 | 0.0% | 0.52% | -27.3% |
| Q2 2020 | $6,580,000 | +113.7% | 107,797 | +60.9% | 0.71% | +65.0% |
| Q1 2020 | $3,079,000 | -38.4% | 67,000 | +17.5% | 0.43% | -21.4% |
| Q4 2019 | $5,002,000 | +4.8% | 57,000 | +9.6% | 0.55% | -8.5% |
| Q3 2019 | $4,775,000 | -46.4% | 52,000 | -25.7% | 0.60% | -38.9% |
| Q2 2019 | $8,904,000 | +2.9% | 70,000 | +27.3% | 0.98% | -3.1% |
| Q1 2019 | $8,653,000 | -26.0% | 55,000 | -53.3% | 1.01% | -24.3% |
| Q4 2018 | $11,691,000 | – | 117,850 | – | 1.34% | – |
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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% |