BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 219 filers reported holding BLUEBIRD BIO INC in Q1 2017. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $1,438,000 | -11.5% | 9,161 | -3.7% | 0.04% | -23.2% |
| Q1 2018 | $1,624,000 | -5.9% | 9,509 | -1.8% | 0.06% | -5.1% |
| Q4 2017 | $1,725,000 | -6.7% | 9,686 | -28.1% | 0.06% | -6.3% |
| Q3 2017 | $1,849,000 | +81.5% | 13,468 | +38.9% | 0.06% | +65.8% |
| Q2 2017 | $1,019,000 | +15.7% | 9,699 | +0.0% | 0.04% | +18.8% |
| Q1 2017 | $881,000 | -6.3% | 9,695 | -36.4% | 0.03% | 0.0% |
| Q4 2016 | $940,000 | -66.8% | 15,240 | -63.5% | 0.03% | -36.0% |
| Q3 2016 | $2,830,000 | – | 41,755 | – | 0.05% | – |
Download | ||||||
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% |