BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 272 filers reported holding BLUEBIRD BIO INC in Q4 2020. The put-call ratio across all filers is 1.17 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $85,020 | -7.6% | 27,967 | 0.0% | 0.00% | 0.0% |
| Q2 2023 | $92,012 | +3.5% | 27,967 | 0.0% | 0.00% | 0.0% |
| Q1 2023 | $88,936 | -54.0% | 27,967 | 0.0% | 0.00% | -50.0% |
| Q4 2022 | $193,532 | +8.7% | 27,967 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $178,000 | +53.4% | 27,967 | +0.2% | 0.00% | +100.0% |
| Q2 2022 | $116,000 | -14.7% | 27,913 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $136,000 | -51.3% | 27,913 | 0.0% | 0.00% | -50.0% |
| Q4 2021 | $279,000 | -47.2% | 27,913 | +1.1% | 0.00% | -42.9% |
| Q3 2021 | $528,000 | +24.8% | 27,613 | +109.1% | 0.01% | +40.0% |
| Q2 2021 | $423,000 | +99.5% | 13,208 | +88.5% | 0.01% | +150.0% |
| Q1 2021 | $212,000 | -64.8% | 7,006 | -49.6% | 0.00% | -71.4% |
| Q4 2020 | $602,000 | -28.5% | 13,906 | -10.9% | 0.01% | -30.0% |
| Q3 2020 | $842,000 | -6.9% | 15,606 | +5.4% | 0.01% | -9.1% |
| Q2 2020 | $904,000 | -60.2% | 14,803 | +11.2% | 0.01% | -62.1% |
| Q1 2018 | $2,273,000 | -4.1% | 13,311 | +0.0% | 0.03% | -6.5% |
| Q4 2017 | $2,371,000 | +18.1% | 13,310 | -8.9% | 0.03% | +14.8% |
| Q3 2017 | $2,007,000 | +25.6% | 14,606 | -4.0% | 0.03% | +17.4% |
| Q2 2017 | $1,598,000 | +3.3% | 15,207 | -10.6% | 0.02% | +4.5% |
| Q1 2017 | $1,547,000 | +48.2% | 17,008 | +0.6% | 0.02% | +46.7% |
| Q4 2016 | $1,044,000 | -9.8% | 16,908 | -0.9% | 0.02% | -11.8% |
| Q3 2016 | $1,157,000 | +87.8% | 17,059 | +20.1% | 0.02% | +70.0% |
| Q2 2016 | $616,000 | – | 14,208 | – | 0.01% | – |
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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% |