BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 255 filers reported holding BLUEBIRD BIO INC in Q4 2018. The put-call ratio across all filers is 0.54 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $216,000 | -19.1% | 1,695 | 0.0% | 0.05% | -23.9% |
| Q1 2019 | $267,000 | +8.1% | 1,695 | 0.0% | 0.07% | +13.6% |
| Q3 2018 | $247,000 | -4.3% | 1,695 | +3.0% | 0.06% | -9.2% |
| Q2 2018 | $258,000 | -6.2% | 1,645 | +2.2% | 0.06% | -9.7% |
| Q1 2018 | $275,000 | +13.6% | 1,610 | +18.4% | 0.07% | +18.0% |
| Q4 2017 | $242,000 | +19.2% | 1,360 | -8.1% | 0.06% | +8.9% |
| Q3 2017 | $203,000 | – | 1,480 | – | 0.06% | – |
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% |