BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 296 filers reported holding BLUEBIRD BIO INC in Q1 2019. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2019 | $616,000 | -58.1% | 4,840 | -48.2% | 0.01% | -60.0% |
Q1 2019 | $1,469,000 | +229.4% | 9,340 | +107.6% | 0.02% | +185.7% |
Q4 2018 | $446,000 | -94.4% | 4,500 | -91.8% | 0.01% | -93.1% |
Q3 2018 | $7,995,000 | -4.5% | 54,760 | +2.7% | 0.10% | -4.7% |
Q2 2018 | $8,372,000 | +88.8% | 53,345 | +105.4% | 0.11% | +89.3% |
Q1 2018 | $4,434,000 | -13.8% | 25,965 | -10.0% | 0.06% | -3.4% |
Q4 2017 | $5,141,000 | -32.8% | 28,865 | -48.2% | 0.06% | -34.1% |
Q3 2017 | $7,649,000 | +132.7% | 55,690 | +78.0% | 0.09% | +125.6% |
Q2 2017 | $3,287,000 | +15.6% | 31,290 | 0.0% | 0.04% | +11.4% |
Q1 2017 | $2,844,000 | +7.7% | 31,290 | -26.9% | 0.04% | +2.9% |
Q4 2016 | $2,640,000 | +4.6% | 42,790 | +14.9% | 0.03% | +13.3% |
Q3 2016 | $2,524,000 | -44.8% | 37,240 | -64.7% | 0.03% | +7.1% |
Q2 2016 | $4,572,000 | +100.4% | 105,600 | +96.7% | 0.03% | -6.7% |
Q1 2016 | $2,282,000 | -25.0% | 53,685 | +13.3% | 0.03% | -26.8% |
Q4 2015 | $3,043,000 | -16.0% | 47,385 | +11.8% | 0.04% | -14.6% |
Q3 2015 | $3,624,000 | -30.9% | 42,365 | +36.0% | 0.05% | -22.6% |
Q2 2015 | $5,243,000 | +81.9% | 31,140 | +30.5% | 0.06% | +82.4% |
Q1 2015 | $2,882,000 | +96.3% | 23,865 | +49.2% | 0.03% | +112.5% |
Q4 2014 | $1,468,000 | +226.9% | 16,000 | +28.0% | 0.02% | +220.0% |
Q3 2014 | $449,000 | +45.3% | 12,500 | +56.2% | 0.01% | +66.7% |
Q2 2014 | $309,000 | +17.0% | 8,000 | -31.0% | 0.00% | 0.0% |
Q1 2014 | $264,000 | +676.5% | 11,600 | +625.0% | 0.00% | – |
Q4 2013 | $34,000 | – | 1,600 | – | 0.00% | – |
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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% |