BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 172 filers reported holding BLUEBIRD BIO INC in Q4 2014. The put-call ratio across all filers is 0.23 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2016 | $1,329,000 | +47.5% | 19,604 | -5.8% | 0.34% | +44.3% |
| Q2 2016 | $901,000 | +0.2% | 20,817 | -1.6% | 0.24% | -5.2% |
| Q1 2016 | $899,000 | -35.2% | 21,156 | -2.1% | 0.25% | -29.6% |
| Q4 2015 | $1,388,000 | -52.5% | 21,614 | -36.8% | 0.36% | -56.1% |
| Q3 2015 | $2,925,000 | -26.0% | 34,195 | +45.6% | 0.81% | -15.9% |
| Q2 2015 | $3,955,000 | +6.5% | 23,489 | -23.6% | 0.96% | +6.4% |
| Q1 2015 | $3,714,000 | +38.6% | 30,749 | +5.2% | 0.90% | +36.6% |
| Q4 2014 | $2,680,000 | – | 29,220 | – | 0.66% | – |
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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% |