BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 251 filers reported holding BLUEBIRD BIO INC in Q3 2019. The put-call ratio across all filers is 1.49 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $151,042 | -79.8% | 49,685 | -78.8% | 0.01% | -80.6% |
| Q1 2023 | $746,712 | +183.9% | 234,815 | +333.7% | 0.03% | +210.0% |
| Q1 2022 | $263,000 | -16.8% | 54,145 | +227.2% | 0.01% | -44.4% |
| Q3 2021 | $316,000 | +20.6% | 16,547 | +102.0% | 0.02% | +5.9% |
| Q2 2021 | $262,000 | -79.1% | 8,190 | -71.7% | 0.02% | -68.5% |
| Q4 2020 | $1,251,000 | +85.1% | 28,909 | +130.7% | 0.05% | +68.8% |
| Q3 2020 | $676,000 | -18.6% | 12,530 | -7.8% | 0.03% | -23.8% |
| Q2 2020 | $830,000 | +155.4% | 13,590 | +267.3% | 0.04% | +200.0% |
| Q4 2019 | $325,000 | -23.3% | 3,700 | +11.1% | 0.01% | -39.1% |
| Q2 2019 | $424,000 | – | 3,331 | – | 0.02% | – |
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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% |