BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 249 filers reported holding BLUEBIRD BIO INC in Q3 2017. The put-call ratio across all filers is 0.94 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $26,161,000 | -27.8% | 284,925 | -0.0% | 0.14% | -27.0% |
| Q2 2019 | $36,252,000 | -18.4% | 285,000 | +0.9% | 0.18% | -21.9% |
| Q1 2019 | $44,448,000 | +60.6% | 282,517 | +1.3% | 0.24% | +36.2% |
| Q4 2018 | $27,676,000 | -21.5% | 278,999 | +15.6% | 0.17% | +2.4% |
| Q3 2018 | $35,243,000 | +26.6% | 241,397 | +36.1% | 0.17% | +13.3% |
| Q2 2018 | $27,838,000 | -29.1% | 177,373 | -22.8% | 0.15% | -29.6% |
| Q1 2018 | $39,255,000 | -5.7% | 229,901 | -1.0% | 0.21% | -7.0% |
| Q4 2017 | $41,613,000 | +40.9% | 232,178 | -1.4% | 0.23% | +35.5% |
| Q3 2017 | $29,539,000 | – | 235,466 | – | 0.17% | – |
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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% |