BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 251 filers reported holding BLUEBIRD BIO INC in Q1 2020. The put-call ratio across all filers is 1.33 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $9,758,000 | -55.3% | 212,302 | -14.6% | 0.09% | -73.3% |
| Q4 2019 | $21,825,000 | +50.3% | 248,719 | +57.2% | 0.34% | +33.3% |
| Q3 2019 | $14,523,000 | -14.7% | 158,173 | +18.2% | 0.26% | -22.8% |
| Q2 2019 | $17,018,000 | +11.2% | 133,786 | +37.5% | 0.33% | -17.3% |
| Q1 2019 | $15,308,000 | +34690.9% | 97,301 | +31906.9% | 0.40% | +40300.0% |
| Q3 2018 | $44,000 | – | 304 | – | 0.00% | – |
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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% |