BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 197 filers reported holding BLUEBIRD BIO INC in Q3 2021. The put-call ratio across all filers is 1.22 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $411,425 | +490.6% | 135,337 | +517.8% | 0.00% | – |
| Q2 2023 | $69,658 | 0.0% | 21,905 | 0.0% | 0.00% | – |
| Q1 2023 | $69,658 | -53.6% | 21,905 | +0.9% | 0.00% | – |
| Q4 2022 | $150,205 | -100.0% | 21,706 | -66.8% | 0.00% | – |
| Q1 2022 | $317,137,000 | -51.5% | 65,389 | 0.0% | 0.00% | – |
| Q4 2021 | $653,237,000 | -51.0% | 65,389 | -6.2% | 0.00% | -100.0% |
| Q3 2021 | $1,331,891,000 | -37.3% | 69,696 | +5.0% | 0.00% | 0.0% |
| Q2 2021 | $2,123,410,000 | -22.5% | 66,398 | -27.0% | 0.00% | 0.0% |
| Q1 2021 | $2,741,147,000 | -87.0% | 90,917 | -81.3% | 0.00% | -90.0% |
| Q4 2020 | $21,044,277,000 | +16.4% | 486,348 | +45.1% | 0.01% | 0.0% |
| Q3 2020 | $18,085,172,000 | -11.4% | 335,221 | +0.3% | 0.01% | -16.7% |
| Q2 2020 | $20,409,091,000 | +50.3% | 334,356 | +13.1% | 0.01% | +20.0% |
| Q1 2020 | $13,581,595,000 | -56.8% | 295,509 | -17.4% | 0.01% | -47.4% |
| Q4 2019 | $31,405,638,000 | -16.6% | 357,899 | -12.7% | 0.02% | -24.0% |
| Q3 2019 | $37,661,167,000 | -17.3% | 410,163 | +14.6% | 0.02% | -21.9% |
| Q2 2019 | $45,521,955,000 | -34.6% | 357,877 | -19.1% | 0.03% | -38.5% |
| Q1 2019 | $69,577,777,000 | +50.0% | 442,241 | -5.4% | 0.05% | +30.0% |
| Q4 2018 | $46,391,477,000 | -23.0% | 467,656 | +13.3% | 0.04% | -11.1% |
| Q3 2018 | $60,244,418,000 | +428.8% | 412,633 | +468.5% | 0.04% | +400.0% |
| Q2 2018 | $11,391,590,000 | +5.7% | 72,581 | +14.9% | 0.01% | 0.0% |
| Q1 2018 | $10,782,180,000 | -12.2% | 63,146 | -8.4% | 0.01% | -10.0% |
| Q4 2017 | $12,275,364,000 | -60.4% | 68,924 | -69.4% | 0.01% | -64.3% |
| Q3 2017 | $30,966,519,000 | +24.7% | 225,457 | -4.6% | 0.03% | +16.7% |
| Q2 2017 | $24,829,512,000 | +54.1% | 236,359 | +33.4% | 0.02% | +50.0% |
| Q1 2017 | $16,111,388,000 | +112788.1% | 177,243 | -23.4% | 0.02% | 0.0% |
| Q4 2016 | $14,272,000 | -12.8% | 231,292 | -4.2% | 0.02% | -11.1% |
| Q3 2016 | $16,361,000 | +158.9% | 241,394 | +65.3% | 0.02% | +157.1% |
| Q2 2016 | $6,320,000 | -5.7% | 145,991 | -7.4% | 0.01% | -12.5% |
| Q1 2016 | $6,701,000 | -33.3% | 157,666 | +0.8% | 0.01% | -27.3% |
| Q4 2015 | $10,049,000 | -31.5% | 156,472 | -8.8% | 0.01% | -31.2% |
| Q3 2015 | $14,673,000 | -66.6% | 171,508 | -34.3% | 0.02% | -61.9% |
| Q2 2015 | $43,951,000 | -33.6% | 261,038 | -52.3% | 0.04% | -34.4% |
| Q1 2015 | $66,157,000 | +37.1% | 547,795 | +4.1% | 0.06% | +39.1% |
| Q4 2014 | $48,250,000 | +252.2% | 526,069 | +37.8% | 0.05% | +228.6% |
| Q3 2014 | $13,700,000 | -5.8% | 381,841 | +1.3% | 0.01% | -6.7% |
| Q2 2014 | $14,542,000 | +119.2% | 377,039 | +29.2% | 0.02% | +114.3% |
| Q1 2014 | $6,634,000 | +31.3% | 291,747 | +21.2% | 0.01% | +16.7% |
| Q4 2013 | $5,053,000 | -23.6% | 240,791 | -1.9% | 0.01% | -25.0% |
| Q3 2013 | $6,615,000 | – | 245,371 | – | 0.01% | – |
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% |