BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 179 filers reported holding BLUEBIRD BIO INC in Q1 2023. The put-call ratio across all filers is 0.92 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $0 | -100.0% | 333 | -97.9% | 0.00% | – |
| Q1 2024 | $21 | -12.5% | 16,235 | -6.0% | 0.00% | – |
| Q4 2023 | $24 | -65.7% | 17,274 | -25.2% | 0.00% | – |
| Q3 2023 | $70 | -7.9% | 23,084 | 0.0% | 0.00% | -100.0% |
| Q2 2023 | $76 | +153.3% | 23,084 | +146.7% | 0.00% | – |
| Q1 2023 | $30 | -42.3% | 9,358 | +23.4% | 0.00% | – |
| Q4 2022 | $52 | -94.8% | 7,585 | +3183.5% | 0.00% | – |
| Q3 2022 | $1,000 | -98.9% | 231 | -99.0% | 0.00% | -100.0% |
| Q2 2022 | $93,000 | +9200.0% | 22,467 | +9626.0% | 0.00% | – |
| Q1 2022 | $1,000 | -50.0% | 231 | 0.0% | 0.00% | – |
| Q4 2021 | $2,000 | -50.0% | 231 | 0.0% | 0.00% | – |
| Q3 2021 | $4,000 | 0.0% | 231 | +84.8% | 0.00% | – |
| Q2 2021 | $4,000 | 0.0% | 125 | 0.0% | 0.00% | – |
| Q1 2021 | $4,000 | -20.0% | 125 | 0.0% | 0.00% | – |
| Q4 2020 | $5,000 | -75.0% | 125 | -65.9% | 0.00% | – |
| Q3 2020 | $20,000 | +42.9% | 367 | +17.6% | 0.00% | – |
| Q2 2020 | $14,000 | 0.0% | 312 | 0.0% | 0.00% | – |
| Q1 2020 | $14,000 | -48.1% | 312 | 0.0% | 0.00% | – |
| Q4 2019 | $27,000 | -15.6% | 312 | -10.6% | 0.00% | – |
| Q3 2019 | $32,000 | -27.3% | 349 | 0.0% | 0.00% | – |
| Q2 2019 | $44,000 | -93.4% | 349 | -91.7% | 0.00% | -100.0% |
| Q1 2019 | $665,000 | +7.8% | 4,225 | -32.1% | 0.01% | 0.0% |
| Q4 2018 | $617,000 | -72.7% | 6,224 | -59.8% | 0.01% | -68.4% |
| Q3 2018 | $2,258,000 | -7.3% | 15,465 | -0.3% | 0.02% | 0.0% |
| Q2 2018 | $2,435,000 | +27.2% | 15,515 | +38.4% | 0.02% | +26.7% |
| Q1 2018 | $1,914,000 | +2.9% | 11,209 | +7.3% | 0.02% | +15.4% |
| Q4 2017 | $1,860,000 | -36.3% | 10,444 | -50.9% | 0.01% | -35.0% |
| Q3 2017 | $2,920,000 | +64.5% | 21,263 | +25.9% | 0.02% | +81.8% |
| Q2 2017 | $1,775,000 | – | 16,895 | – | 0.01% | – |
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% |