BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 184 filers reported holding BLUEBIRD BIO INC in Q4 2022. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2024 | $4 | -99.9% | 3 | -99.8% | 0.00% | – |
| Q4 2023 | $2,684 | -94.6% | 1,945 | -88.1% | 0.00% | – |
| Q3 2023 | $49,503 | -9.8% | 16,284 | -2.4% | 0.00% | – |
| Q2 2023 | $54,894 | -1.0% | 16,685 | -4.3% | 0.00% | – |
| Q1 2023 | $55,424 | -41.8% | 17,429 | +26.7% | 0.00% | -100.0% |
| Q4 2022 | $95,205 | +164.5% | 13,758 | +84.5% | 0.00% | – |
| Q1 2022 | $36,000 | -52.0% | 7,458 | 0.0% | 0.00% | – |
| Q4 2021 | $75,000 | -47.6% | 7,458 | 0.0% | 0.00% | -100.0% |
| Q3 2021 | $143,000 | -40.2% | 7,458 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $239,000 | -7.0% | 7,458 | -12.5% | 0.00% | -50.0% |
| Q1 2021 | $257,000 | -30.4% | 8,528 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $369,000 | -9.1% | 8,528 | +13.3% | 0.00% | -33.3% |
| Q3 2020 | $406,000 | -11.5% | 7,524 | 0.0% | 0.00% | -25.0% |
| Q2 2020 | $459,000 | +118.6% | 7,524 | +64.4% | 0.00% | +100.0% |
| Q1 2020 | $210,000 | -37.1% | 4,576 | +20.1% | 0.00% | -33.3% |
| Q4 2019 | $334,000 | -4.6% | 3,810 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $350,000 | -23.7% | 3,810 | +5.6% | 0.00% | -25.0% |
| Q2 2019 | $459,000 | -23.8% | 3,609 | -5.7% | 0.00% | -20.0% |
| Q1 2019 | $602,000 | +39.4% | 3,826 | -12.1% | 0.01% | +25.0% |
| Q4 2018 | $432,000 | -27.3% | 4,353 | +7.0% | 0.00% | -20.0% |
| Q3 2018 | $594,000 | -3.6% | 4,067 | +3.6% | 0.01% | 0.0% |
| Q2 2018 | $616,000 | -3.4% | 3,924 | +5.0% | 0.01% | -16.7% |
| Q1 2018 | $638,000 | +39.9% | 3,736 | +46.0% | 0.01% | +50.0% |
| Q4 2017 | $456,000 | +124.6% | 2,559 | +72.8% | 0.00% | +100.0% |
| Q3 2017 | $203,000 | +30.1% | 1,481 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $156,000 | -0.6% | 1,481 | -14.0% | 0.00% | 0.0% |
| Q1 2017 | $157,000 | +18.0% | 1,723 | -19.9% | 0.00% | +100.0% |
| Q4 2016 | $133,000 | -96.2% | 2,151 | -95.8% | 0.00% | -97.2% |
| Q3 2016 | $3,481,000 | +61.6% | 51,362 | +3.2% | 0.04% | +28.6% |
| Q2 2016 | $2,154,000 | +5.1% | 49,767 | +3.2% | 0.03% | +7.7% |
| Q1 2016 | $2,049,000 | -21.6% | 48,218 | +18.6% | 0.03% | -21.2% |
| Q4 2015 | $2,612,000 | -20.7% | 40,669 | +5.7% | 0.03% | -28.3% |
| Q3 2015 | $3,292,000 | +19264.7% | 38,483 | +38771.7% | 0.05% | – |
| Q2 2015 | $17,000 | +41.7% | 99 | 0.0% | 0.00% | – |
| Q1 2015 | $12,000 | – | 99 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 82,500 | $5,090,000 | 4.20% |
| RTW INVESTMENTS, LP | 122,576 | $7,563,000 | 2.85% |
| Eventide Asset Management | 587,677 | $36,260,000 | 2.36% |
| First Light Asset Management, LLC | 71,246 | $4,396,000 | 1.93% |
| ARK Investment Management | 75,645 | $4,667,000 | 1.70% |
| Taylor Wealth Management Partners | 39,118 | $2,414,000 | 1.12% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 302,027 | $18,635,000 | 0.77% |
| ARMISTICE CAPITAL, LLC | 40,000 | $2,468,000 | 0.58% |
| Artal Group S.A. | 422,536 | $26,070,000 | 0.58% |
| TURNER INVESTMENTS LLC | 21,020 | $1,297,000 | 0.52% |