BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 283 filers reported holding BLUEBIRD BIO INC in Q2 2019. The put-call ratio across all filers is 1.28 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $769 | -7.6% | 253 | 0.0% | 0.00% | – |
Q2 2023 | $832 | +3.4% | 253 | 0.0% | 0.00% | – |
Q1 2023 | $805 | -54.0% | 253 | 0.0% | 0.00% | – |
Q4 2022 | $1,751 | -70.8% | 253 | 0.0% | 0.00% | – |
Q3 2022 | $6,000 | 0.0% | 253 | 0.0% | 0.00% | – |
Q2 2022 | $6,000 | 0.0% | 253 | 0.0% | 0.00% | – |
Q4 2021 | $6,000 | -25.0% | 253 | 0.0% | 0.00% | -100.0% |
Q2 2021 | $8,000 | 0.0% | 253 | 0.0% | 0.00% | 0.0% |
Q1 2021 | $8,000 | -27.3% | 253 | 0.0% | 0.00% | 0.0% |
Q4 2020 | $11,000 | -21.4% | 253 | 0.0% | 0.00% | 0.0% |
Q3 2020 | $14,000 | -6.7% | 253 | 0.0% | 0.00% | 0.0% |
Q2 2020 | $15,000 | +25.0% | 253 | 0.0% | 0.00% | 0.0% |
Q1 2020 | $12,000 | -45.5% | 253 | 0.0% | 0.00% | -50.0% |
Q4 2019 | $22,000 | -4.3% | 253 | 0.0% | 0.00% | 0.0% |
Q3 2019 | $23,000 | -28.1% | 253 | 0.0% | 0.00% | -33.3% |
Q2 2019 | $32,000 | +14.3% | 253 | +40.6% | 0.00% | +50.0% |
Q1 2019 | $28,000 | +64.7% | 180 | +4.0% | 0.00% | 0.0% |
Q4 2018 | $17,000 | -32.0% | 173 | 0.0% | 0.00% | 0.0% |
Q3 2018 | $25,000 | +47.1% | 173 | +55.9% | 0.00% | 0.0% |
Q2 2018 | $17,000 | +41.7% | 111 | -44.5% | 0.00% | +100.0% |
Q4 2016 | $12,000 | +9.1% | 200 | -18.4% | 0.00% | 0.0% |
Q2 2016 | $11,000 | +10.0% | 245 | 0.0% | 0.00% | 0.0% |
Q1 2016 | $10,000 | -16.7% | 245 | +26.9% | 0.00% | -50.0% |
Q4 2015 | $12,000 | – | 193 | – | 0.00% | – |
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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% |