BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 236 filers reported holding BLUEBIRD BIO INC in Q2 2021. The put-call ratio across all filers is 1.04 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q1 2023 | $84,757 | -60.9% | 26,653 | +293.2% | 0.01% | -16.7% |
Q2 2021 | $217,000 | -36.4% | 6,778 | +7.3% | 0.01% | -62.5% |
Q3 2020 | $341,000 | -41.8% | 6,315 | -34.3% | 0.02% | -50.0% |
Q2 2020 | $586,000 | +1731.2% | 9,606 | +1278.2% | 0.03% | +1500.0% |
Q1 2020 | $32,000 | -73.1% | 697 | -48.6% | 0.00% | -60.0% |
Q4 2019 | $119,000 | -62.6% | 1,355 | -45.8% | 0.01% | -68.8% |
Q2 2019 | $318,000 | -3.9% | 2,500 | +18.9% | 0.02% | -15.8% |
Q1 2019 | $331,000 | +1847.1% | 2,103 | +1794.6% | 0.02% | +1800.0% |
Q2 2018 | $17,000 | -90.3% | 111 | -91.3% | 0.00% | -93.8% |
Q3 2017 | $175,000 | -39.9% | 1,277 | -62.5% | 0.02% | -61.9% |
Q3 2015 | $291,000 | -74.6% | 3,402 | -50.0% | 0.04% | -73.8% |
Q2 2015 | $1,145,000 | +149.5% | 6,802 | +78.9% | 0.16% | +150.0% |
Q1 2015 | $459,000 | +398.9% | 3,802 | +280.2% | 0.06% | +392.3% |
Q4 2014 | $92,000 | – | 1,000 | – | 0.01% | – |
Download |
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% |