BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 219 filers reported holding BLUEBIRD BIO INC in Q1 2017. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $292,000 | -7.0% | 2,000 | 0.0% | 0.02% | -11.1% |
| Q2 2018 | $314,000 | -61.7% | 2,000 | -58.3% | 0.02% | -57.1% |
| Q1 2018 | $820,000 | -75.1% | 4,800 | -74.1% | 0.04% | -72.2% |
| Q4 2017 | $3,295,000 | +3.0% | 18,500 | -20.6% | 0.15% | +7.1% |
| Q3 2017 | $3,200,000 | -9.7% | 23,300 | -40.3% | 0.14% | -21.7% |
| Q1 2017 | $3,545,000 | +7.4% | 39,000 | -27.1% | 0.18% | +16.1% |
| Q4 2016 | $3,301,000 | – | 53,500 | – | 0.16% | – |
Download | ||||||
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% |