BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 251 filers reported holding BLUEBIRD BIO INC in Q3 2019. The put-call ratio across all filers is 1.49 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2021 | $23,457,000 | -50.3% | 2,348,000 | -5.0% | 0.38% | -52.0% |
Q3 2021 | $47,240,000 | -19.5% | 2,472,000 | +34.6% | 0.80% | -23.9% |
Q2 2021 | $58,715,000 | -0.8% | 1,836,000 | -6.5% | 1.05% | -22.7% |
Q1 2021 | $59,215,000 | +55.9% | 1,964,000 | +123.7% | 1.36% | +5.3% |
Q4 2020 | $37,991,000 | -12.0% | 878,000 | +9.8% | 1.29% | -17.5% |
Q3 2020 | $43,160,000 | +24.5% | 800,000 | +40.8% | 1.57% | +3.0% |
Q2 2020 | $34,671,000 | +16.4% | 568,000 | -12.3% | 1.52% | -17.4% |
Q1 2020 | $29,782,000 | +1.0% | 648,000 | +92.9% | 1.84% | +8.3% |
Q4 2019 | $29,484,000 | +131.8% | 336,000 | +236.0% | 1.70% | +112.1% |
Q2 2019 | $12,720,000 | +18.9% | 100,000 | +47.1% | 0.80% | +36.9% |
Q1 2019 | $10,698,000 | -16.7% | 68,000 | -22.7% | 0.59% | -24.0% |
Q3 2018 | $12,848,000 | -54.5% | 88,000 | -51.1% | 0.77% | -58.2% |
Q2 2018 | $28,251,000 | +175.8% | 180,000 | +200.0% | 1.84% | +135.3% |
Q1 2018 | $10,245,000 | +64.3% | 60,000 | +71.4% | 0.78% | +26.0% |
Q4 2017 | $6,234,000 | +19.4% | 35,000 | -7.9% | 0.62% | +1.1% |
Q3 2017 | $5,219,000 | +77.5% | 38,000 | +35.7% | 0.62% | +64.0% |
Q2 2017 | $2,941,000 | +34.8% | 28,000 | +16.7% | 0.38% | -16.9% |
Q1 2017 | $2,182,000 | -11.6% | 24,000 | -40.0% | 0.45% | -22.8% |
Q4 2016 | $2,468,000 | -40.6% | 40,000 | -58.3% | 0.58% | -63.1% |
Q2 2016 | $4,156,000 | – | 96,000 | – | 1.58% | – |
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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% |