BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 296 filers reported holding BLUEBIRD BIO INC in Q1 2019. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $223,000 | -17.1% | 5,153 | +3.5% | 0.00% | -33.3% |
| Q3 2020 | $269,000 | +3.1% | 4,980 | +16.4% | 0.00% | 0.0% |
| Q2 2020 | $261,000 | +314.3% | 4,279 | +213.7% | 0.00% | +200.0% |
| Q1 2020 | $63,000 | -94.7% | 1,364 | -89.9% | 0.00% | -93.8% |
| Q4 2019 | $1,184,000 | -96.5% | 13,497 | -96.3% | 0.02% | -96.9% |
| Q3 2019 | $33,921,000 | +627.6% | 369,424 | +907.9% | 0.51% | +56.7% |
| Q2 2019 | $4,662,000 | +23.2% | 36,652 | +52.4% | 0.33% | -27.6% |
| Q1 2019 | $3,783,000 | +78.7% | 24,048 | +12.7% | 0.45% | +55.7% |
| Q4 2018 | $2,117,000 | -34.0% | 21,337 | -2.9% | 0.29% | -31.0% |
| Q3 2018 | $3,209,000 | +29.6% | 21,980 | +39.3% | 0.42% | +10.6% |
| Q2 2018 | $2,476,000 | +11.0% | 15,775 | +20.7% | 0.38% | +17.3% |
| Q1 2018 | $2,231,000 | – | 13,068 | – | 0.32% | – |
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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% |