BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 282 filers reported holding BLUEBIRD BIO INC in Q3 2020. The put-call ratio across all filers is 0.95 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $213,000 | -30.4% | 3,487 | 0.0% | 0.04% | -40.0% |
| Q4 2019 | $306,000 | -4.4% | 3,487 | 0.0% | 0.06% | -9.1% |
| Q3 2019 | $320,000 | -27.9% | 3,487 | 0.0% | 0.07% | -29.8% |
| Q2 2019 | $444,000 | -19.1% | 3,487 | 0.0% | 0.09% | -31.9% |
| Q1 2019 | $549,000 | +114.5% | 3,487 | +34.9% | 0.14% | +66.3% |
| Q4 2018 | $256,000 | -32.1% | 2,585 | 0.0% | 0.08% | -14.4% |
| Q3 2018 | $377,000 | -7.1% | 2,585 | 0.0% | 0.10% | -17.1% |
| Q2 2018 | $406,000 | -52.7% | 2,585 | -48.6% | 0.12% | +30.0% |
| Q1 2018 | $858,000 | -30.6% | 5,027 | -27.5% | 0.09% | +28.6% |
| Q4 2017 | $1,236,000 | -49.4% | 6,938 | -61.0% | 0.07% | -23.1% |
| Q3 2017 | $2,445,000 | -19.0% | 17,803 | -38.1% | 0.09% | +12.3% |
| Q2 2017 | $3,019,000 | -58.0% | 28,739 | -63.6% | 0.08% | -63.7% |
| Q1 2017 | $7,183,000 | +22.4% | 79,016 | -16.9% | 0.22% | +25.3% |
| Q4 2016 | $5,870,000 | +46.8% | 95,136 | +61.2% | 0.18% | +17.9% |
| Q3 2016 | $3,999,000 | +56.6% | 59,002 | 0.0% | 0.15% | -14.2% |
| Q2 2016 | $2,554,000 | +1.8% | 59,002 | 0.0% | 0.18% | +14.3% |
| Q1 2016 | $2,508,000 | -33.8% | 59,002 | 0.0% | 0.15% | -27.7% |
| Q4 2015 | $3,789,000 | -62.4% | 59,002 | -49.9% | 0.21% | -38.3% |
| Q3 2015 | $10,082,000 | -49.2% | 117,844 | 0.0% | 0.34% | +15.0% |
| Q2 2015 | $19,841,000 | +39.4% | 117,844 | 0.0% | 0.30% | -62.1% |
| Q1 2015 | $14,232,000 | -4.7% | 117,844 | -27.6% | 0.79% | +6.2% |
| Q4 2014 | $14,932,000 | +13.5% | 162,800 | -55.6% | 0.75% | +10.2% |
| Q3 2014 | $13,154,000 | -7.0% | 366,600 | 0.0% | 0.68% | -11.5% |
| Q2 2014 | $14,140,000 | +215.5% | 366,600 | +86.0% | 0.76% | +198.8% |
| Q1 2014 | $4,482,000 | +121.7% | 197,100 | +162.8% | 0.26% | +85.5% |
| Q3 2013 | $2,022,000 | – | 75,000 | – | 0.14% | – |
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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% |