BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 212 filers reported holding BLUEBIRD BIO INC in Q1 2015. The put-call ratio across all filers is 1.10 and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2021 | $1,037,000 | -21.7% | 54,249 | +31.0% | 0.01% | -25.0% |
Q2 2021 | $1,324,000 | -1.0% | 41,405 | -6.6% | 0.01% | -11.1% |
Q1 2021 | $1,337,000 | -24.6% | 44,341 | +8.2% | 0.01% | -18.2% |
Q4 2020 | $1,773,000 | -24.4% | 40,964 | -5.8% | 0.01% | -35.3% |
Q3 2020 | $2,345,000 | -26.3% | 43,471 | -16.6% | 0.02% | -32.0% |
Q2 2020 | $3,182,000 | +104.4% | 52,135 | +53.9% | 0.02% | +56.2% |
Q1 2020 | $1,557,000 | -57.1% | 33,886 | -18.0% | 0.02% | -40.7% |
Q4 2019 | $3,627,000 | +22.9% | 41,329 | +28.6% | 0.03% | +12.5% |
Q3 2019 | $2,951,000 | -29.7% | 32,138 | -2.6% | 0.02% | -29.4% |
Q2 2019 | $4,195,000 | -18.8% | 32,980 | +0.5% | 0.03% | -19.0% |
Q1 2019 | $5,164,000 | +37.9% | 32,820 | -13.1% | 0.04% | +31.2% |
Q4 2018 | $3,745,000 | -29.6% | 37,748 | +3.6% | 0.03% | -8.6% |
Q3 2018 | $5,322,000 | +13.3% | 36,452 | +21.7% | 0.04% | +12.9% |
Q2 2018 | $4,699,000 | -3.9% | 29,942 | +4.5% | 0.03% | +158.3% |
Q1 2018 | $4,891,000 | +1.8% | 28,639 | +6.1% | 0.01% | +9.1% |
Q4 2017 | $4,806,000 | -14.7% | 26,990 | -34.2% | 0.01% | -15.4% |
Q3 2017 | $5,633,000 | +50.5% | 41,009 | +15.1% | 0.01% | +30.0% |
Q2 2017 | $3,743,000 | -6.1% | 35,636 | -18.7% | 0.01% | -9.1% |
Q1 2017 | $3,985,000 | +36.6% | 43,853 | -7.2% | 0.01% | +37.5% |
Q4 2016 | $2,917,000 | -15.4% | 47,272 | -7.1% | 0.01% | -27.3% |
Q3 2016 | $3,448,000 | +5.1% | 50,877 | -32.9% | 0.01% | +10.0% |
Q2 2016 | $3,280,000 | -42.0% | 75,772 | -14.0% | 0.01% | -37.5% |
Q4 2015 | $5,660,000 | -19.2% | 88,131 | +7.6% | 0.02% | -27.3% |
Q3 2015 | $7,005,000 | -47.1% | 81,879 | +4.0% | 0.02% | -33.3% |
Q2 2015 | $13,252,000 | +38.6% | 78,710 | -0.6% | 0.03% | +43.5% |
Q1 2015 | $9,562,000 | +72.7% | 79,178 | +31.2% | 0.02% | +64.3% |
Q4 2014 | $5,537,000 | – | 60,366 | – | 0.01% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
TANG CAPITAL MANAGEMENT LLC | 4,282,827 | $13,019,794 | 1.84% |
Birchview Capital, LP | 455,200 | $1,383,808 | 1.18% |
PFM Health Sciences, LP | 6,040,934 | $18,364,439 | 0.86% |
Lion Point Capital, LP | 531,256 | $1,615,018 | 0.72% |
Endurant Capital Management LP | 251,785 | $765,426 | 0.69% |
Bleichroeder LP | 900,000 | $2,736,000 | 0.67% |
Connacht Asset Management LP | 31,634 | $96,167 | 0.57% |
Granahan Investment Management | 5,137,778 | $15,618,845 | 0.56% |
Frazier Life Sciences Management, L.P. | 1,709,907 | $5,198,117 | 0.34% |
Contrarius Investment Management Ltd | 1,308,002 | $3,976 | 0.22% |