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 | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $687,000 | -34.4% | 4,368 | -73.2% | 0.10% | -38.4% |
| Q4 2015 | $1,047,000 | -25.6% | 16,297 | -1.0% | 0.16% | -29.0% |
| Q3 2015 | $1,408,000 | -49.2% | 16,458 | 0.0% | 0.23% | -44.7% |
| Q2 2015 | $2,771,000 | +229.1% | 16,458 | +136.0% | 0.42% | +254.2% |
| Q1 2015 | $842,000 | +107.4% | 6,975 | +57.6% | 0.12% | +100.0% |
| Q4 2014 | $406,000 | – | 4,427 | – | 0.06% | – |
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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% |