BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 194 filers reported holding BLUEBIRD BIO INC in Q3 2015. The put-call ratio across all filers is 1.12 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $310,000 | -26.9% | 5,742 | -17.4% | 0.01% | -22.2% |
| Q2 2020 | $424,000 | +16.8% | 6,952 | +179.5% | 0.01% | +12.5% |
| Q3 2018 | $363,000 | -72.1% | 2,487 | -67.3% | 0.01% | -74.2% |
| Q1 2018 | $1,300,000 | -29.4% | 7,615 | -26.4% | 0.03% | -26.2% |
| Q4 2017 | $1,842,000 | +65.9% | 10,344 | +28.0% | 0.04% | +68.0% |
| Q3 2017 | $1,110,000 | +199.2% | 8,082 | +128.6% | 0.02% | +212.5% |
| Q2 2017 | $371,000 | +15.6% | 3,535 | 0.0% | 0.01% | +14.3% |
| Q1 2017 | $321,000 | -28.5% | 3,535 | -51.4% | 0.01% | -30.0% |
| Q4 2016 | $449,000 | -49.6% | 7,281 | +37.6% | 0.01% | -47.4% |
| Q2 2015 | $891,000 | -9.8% | 5,290 | -35.3% | 0.02% | 0.0% |
| Q1 2015 | $988,000 | – | 8,180 | – | 0.02% | – |
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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% |