BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 177 filers reported holding BLUEBIRD BIO INC in Q4 2021. The put-call ratio across all filers is 1.00 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,090 | -7.6% | 360 | 0.0% | 0.00% | – |
| Q2 2023 | $1,180 | +3.1% | 360 | 0.0% | 0.00% | – |
| Q1 2023 | $1,144 | -54.1% | 360 | 0.0% | 0.00% | – |
| Q4 2022 | $2,491 | +24.6% | 360 | 0.0% | 0.00% | – |
| Q3 2022 | $2,000 | +100.0% | 360 | 0.0% | 0.00% | – |
| Q2 2022 | $1,000 | -50.0% | 360 | 0.0% | 0.00% | – |
| Q1 2022 | $2,000 | -50.0% | 360 | 0.0% | 0.00% | – |
| Q4 2021 | $4,000 | -42.9% | 360 | 0.0% | 0.00% | – |
| Q3 2021 | $7,000 | -41.7% | 360 | 0.0% | 0.00% | – |
| Q2 2021 | $12,000 | +9.1% | 360 | 0.0% | 0.00% | – |
| Q1 2021 | $11,000 | -65.6% | 360 | -50.0% | 0.00% | -100.0% |
| Q4 2020 | $32,000 | +68.4% | 720 | +100.0% | 0.00% | – |
| Q3 2020 | $19,000 | -13.6% | 360 | 0.0% | 0.00% | -100.0% |
| Q2 2020 | $22,000 | -4.3% | 360 | -29.5% | 0.00% | 0.0% |
| Q1 2020 | $23,000 | -52.1% | 511 | -5.7% | 0.00% | 0.0% |
| Q4 2019 | $48,000 | +33.3% | 542 | +36.5% | 0.00% | 0.0% |
| Q3 2019 | $36,000 | -21.7% | 397 | +10.3% | 0.00% | 0.0% |
| Q2 2019 | $46,000 | -19.3% | 360 | 0.0% | 0.00% | -50.0% |
| Q1 2019 | $57,000 | +58.3% | 360 | 0.0% | 0.00% | +100.0% |
| Q4 2018 | $36,000 | -32.1% | 360 | 0.0% | 0.00% | -50.0% |
| Q3 2018 | $53,000 | – | 360 | – | 0.00% | – |
Download | ||||||
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% |