BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 178 filers reported holding BLUEBIRD BIO INC in Q1 2022. The put-call ratio across all filers is 1.32 and the average weighting 0.0%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $204 | -29.9% | 66,978 | -24.4% | 0.02% | -30.4% |
Q2 2023 | $291 | -0.7% | 88,590 | -3.9% | 0.02% | +9.5% |
Q1 2023 | $293 | -25.1% | 92,143 | +63.3% | 0.02% | -36.4% |
Q4 2022 | $391 | -99.9% | 56,432 | -15.4% | 0.03% | -15.4% |
Q3 2022 | $422,000 | +77.3% | 66,715 | +35.8% | 0.04% | +387.5% |
Q1 2022 | $238,000 | +23.3% | 49,119 | +153.8% | 0.01% | +14.3% |
Q4 2021 | $193,000 | – | 19,354 | – | 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% |