BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 272 filers reported holding BLUEBIRD BIO INC in Q4 2020. The put-call ratio across all filers is 1.17 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2021 | $2,000 | -33.3% | 100 | 0.0% | 0.00% | – |
Q2 2021 | $3,000 | -50.0% | 100 | -11.5% | 0.00% | -100.0% |
Q3 2020 | $6,000 | -14.3% | 113 | 0.0% | 0.00% | 0.0% |
Q2 2020 | $7,000 | +40.0% | 113 | 0.0% | 0.00% | 0.0% |
Q1 2020 | $5,000 | -50.0% | 113 | 0.0% | 0.00% | 0.0% |
Q4 2019 | $10,000 | 0.0% | 113 | 0.0% | 0.00% | 0.0% |
Q3 2019 | $10,000 | -28.6% | 113 | 0.0% | 0.00% | -50.0% |
Q2 2019 | $14,000 | -58.8% | 113 | -46.9% | 0.00% | -50.0% |
Q1 2019 | $34,000 | +209.1% | 213 | +88.5% | 0.00% | +300.0% |
Q4 2018 | $11,000 | -31.2% | 113 | 0.0% | 0.00% | -50.0% |
Q3 2018 | $16,000 | -11.1% | 113 | 0.0% | 0.00% | 0.0% |
Q2 2018 | $18,000 | -5.3% | 113 | 0.0% | 0.00% | 0.0% |
Q1 2018 | $19,000 | -5.0% | 113 | 0.0% | 0.00% | 0.0% |
Q4 2017 | $20,000 | +25.0% | 113 | 0.0% | 0.00% | 0.0% |
Q3 2017 | $16,000 | +33.3% | 113 | 0.0% | 0.00% | 0.0% |
Q2 2017 | $12,000 | +20.0% | 113 | 0.0% | 0.00% | +100.0% |
Q1 2017 | $10,000 | +42.9% | 113 | 0.0% | 0.00% | 0.0% |
Q4 2016 | $7,000 | -12.5% | 113 | 0.0% | 0.00% | 0.0% |
Q3 2016 | $8,000 | +60.0% | 113 | 0.0% | 0.00% | 0.0% |
Q2 2016 | $5,000 | 0.0% | 113 | 0.0% | 0.00% | 0.0% |
Q1 2016 | $5,000 | – | 113 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
TANG CAPITAL MANAGEMENT LLC | 6,335,528 | $40,104,000 | 4.92% |
qPULA Trading Management LP | 14,344 | $91,000 | 0.80% |
Frazier Life Sciences Management, L.P. | 1,440,757 | $9,120,000 | 0.70% |
Ikarian Capital, LLC | 462,628 | $2,928,000 | 0.58% |
Birchview Capital, LP | 98,000 | $620,000 | 0.44% |
HealthCor Management, L.P. | 455,000 | $2,880,000 | 0.36% |
Financial Advocates Investment Management | 45,071 | $3,538,000 | 0.29% |
PDT Partners, LLC | 262,767 | $1,663,000 | 0.25% |
Monaco Asset Management SAM | 80,000 | $506,000 | 0.19% |
Summit X, LLC | 103,424 | $651,000 | 0.19% |