BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 166 filers reported holding BLUEBIRD BIO INC in Q3 2023. The put-call ratio across all filers is 0.94 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $361,000 | -47.1% | 11,284 | +110.0% | 0.00% | -100.0% |
| Q2 2019 | $683,000 | -17.9% | 5,373 | +1.6% | 0.00% | -50.0% |
| Q1 2019 | $832,000 | +70.1% | 5,289 | +7.2% | 0.00% | +100.0% |
| Q4 2018 | $489,000 | -31.8% | 4,933 | +0.4% | 0.00% | -50.0% |
| Q3 2018 | $717,000 | -15.6% | 4,914 | -9.3% | 0.00% | 0.0% |
| Q2 2018 | $850,000 | -4.3% | 5,415 | +4.2% | 0.00% | 0.0% |
| Q1 2018 | $888,000 | -6.2% | 5,199 | -2.3% | 0.00% | -33.3% |
| Q4 2017 | $947,000 | – | 5,320 | – | 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% |