BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 207 filers reported holding BLUEBIRD BIO INC in Q3 2016. The put-call ratio across all filers is 1.20 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $208,000 | +0.5% | 1,320 | 0.0% | 0.05% | -40.7% |
| Q2 2018 | $207,000 | -8.0% | 1,320 | 0.0% | 0.09% | -16.5% |
| Q1 2018 | $225,000 | -4.3% | 1,320 | 0.0% | 0.10% | -1.9% |
| Q4 2017 | $235,000 | -69.3% | 1,320 | -81.9% | 0.10% | -66.7% |
| Q2 2017 | $765,000 | +8.2% | 7,281 | -6.4% | 0.32% | +7.9% |
| Q1 2017 | $707,000 | +45.5% | 7,781 | -1.3% | 0.29% | +41.7% |
| Q4 2016 | $486,000 | +1.2% | 7,881 | +11.3% | 0.21% | -8.0% |
| Q3 2016 | $480,000 | +33.0% | 7,081 | -15.1% | 0.22% | +16.7% |
| Q2 2016 | $361,000 | -12.0% | 8,341 | -13.7% | 0.19% | -15.4% |
| Q1 2016 | $410,000 | – | 9,666 | – | 0.23% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Monashee Investment Management LLC | 125,000 | $13,131,000 | 5.55% |
| Cormorant Asset Management, LP | 275,000 | $28,889,000 | 4.79% |
| Eventide Asset Management | 569,700 | $59,847,000 | 3.73% |
| Crosspoint Capital Strategies, LLC | 28,937 | $3,040,000 | 2.66% |
| Casdin Capital, LLC | 65,000 | $6,828,000 | 2.53% |
| ARK Investment Management | 119,683 | $12,573,000 | 2.45% |
| RTW INVESTMENTS, LP | 104,383 | $10,965,000 | 2.31% |
| Taylor Wealth Management Partners | 38,368 | $4,031,000 | 1.82% |
| First Light Asset Management, LLC | 33,780 | $3,549,000 | 1.19% |
| Atika Capital Management LLC | 25,000 | $2,627,000 | 0.92% |