BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 196 filers reported holding BLUEBIRD BIO INC in Q4 2015. The put-call ratio across all filers is 1.25 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $14,295,000 | +30.4% | 104,078 | -0.3% | 2.49% | +7.7% |
| Q2 2017 | $10,965,000 | +16.4% | 104,383 | +0.7% | 2.31% | -6.8% |
| Q1 2017 | $9,419,000 | +24.5% | 103,617 | -15.5% | 2.48% | -12.9% |
| Q4 2016 | $7,563,000 | +27.2% | 122,576 | +39.7% | 2.85% | +58.4% |
| Q3 2016 | $5,947,000 | -77.6% | 87,734 | -85.7% | 1.80% | -80.1% |
| Q2 2016 | $26,495,000 | +175.4% | 612,025 | +170.4% | 9.05% | +159.1% |
| Q1 2016 | $9,621,000 | -25.8% | 226,371 | +49.3% | 3.49% | -13.3% |
| Q3 2015 | $12,969,000 | -26.6% | 151,594 | +44.4% | 4.03% | -21.7% |
| Q2 2015 | $17,679,000 | +46.4% | 105,000 | +5.0% | 5.15% | -5.6% |
| Q1 2015 | $12,077,000 | – | 100,000 | – | 5.45% | – |
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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% |