BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 173 filers reported holding BLUEBIRD BIO INC in Q2 2023. The put-call ratio across all filers is 2.47 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,331,532 | +55.0% | 1,424,846 | +67.7% | 0.00% | – |
| Q2 2023 | $2,795,296 | -45.5% | 849,634 | -47.3% | 0.00% | -100.0% |
| Q1 2023 | $5,131,309 | +35.6% | 1,613,619 | +195.2% | 0.00% | 0.0% |
| Q4 2022 | $3,782,839 | -40.4% | 546,653 | -45.5% | 0.00% | 0.0% |
| Q3 2022 | $6,347,000 | +87.5% | 1,002,647 | +22.7% | 0.00% | 0.0% |
| Q2 2022 | $3,385,000 | +64.2% | 817,405 | +92.3% | 0.00% | – |
| Q1 2022 | $2,061,000 | -79.7% | 425,016 | -58.3% | 0.00% | – |
| Q4 2021 | $10,176,000 | -24.3% | 1,018,814 | +44.8% | 0.00% | -100.0% |
| Q3 2021 | $13,445,000 | -31.9% | 703,522 | +14.0% | 0.00% | -33.3% |
| Q2 2021 | $19,740,000 | -30.6% | 617,306 | -34.6% | 0.00% | -40.0% |
| Q1 2021 | $28,441,000 | -37.9% | 943,323 | -10.9% | 0.01% | +25.0% |
| Q4 2020 | $45,818,000 | +78.4% | 1,058,898 | +122.5% | 0.00% | 0.0% |
| Q3 2020 | $25,679,000 | -12.3% | 475,962 | -0.8% | 0.00% | -42.9% |
| Q2 2020 | $29,297,000 | +62.8% | 479,976 | +22.6% | 0.01% | +16.7% |
| Q1 2020 | $17,994,000 | -67.4% | 391,517 | -37.8% | 0.01% | -62.5% |
| Q4 2019 | $55,231,000 | -11.2% | 629,405 | -7.1% | 0.02% | -23.8% |
| Q3 2019 | $62,184,000 | -79.0% | 677,245 | -70.8% | 0.02% | -43.2% |
| Q2 2019 | $295,457,000 | +205.6% | 2,322,772 | +278.0% | 0.04% | -5.1% |
| Q1 2019 | $96,678,000 | -27.8% | 614,493 | -54.5% | 0.04% | -26.4% |
| Q4 2018 | $133,841,000 | -8.4% | 1,349,201 | +34.9% | 0.05% | +10.4% |
| Q3 2018 | $146,056,000 | -6.9% | 1,000,389 | +0.0% | 0.05% | -11.1% |
| Q2 2018 | $156,940,000 | +43.2% | 999,935 | +55.8% | 0.05% | +38.5% |
| Q1 2018 | $109,613,000 | +1.4% | 641,950 | +5.8% | 0.04% | 0.0% |
| Q4 2017 | $108,083,000 | +22.4% | 606,872 | -5.6% | 0.04% | +11.4% |
| Q3 2017 | $88,321,000 | +32.0% | 643,034 | +1.0% | 0.04% | +16.7% |
| Q2 2017 | $66,909,000 | +47.5% | 636,921 | +27.6% | 0.03% | +36.4% |
| Q1 2017 | $45,369,000 | -21.6% | 499,100 | -46.8% | 0.02% | -24.1% |
| Q4 2016 | $57,886,000 | +7.2% | 938,176 | +17.8% | 0.03% | +16.0% |
| Q3 2016 | $53,977,000 | +87.2% | 796,363 | +19.5% | 0.02% | +66.7% |
| Q2 2016 | $28,838,000 | -19.8% | 666,158 | -21.3% | 0.02% | -21.1% |
| Q1 2016 | $35,962,000 | -19.7% | 846,154 | +21.3% | 0.02% | -9.5% |
| Q4 2015 | $44,782,000 | -27.6% | 697,317 | -3.5% | 0.02% | -22.2% |
| Q3 2015 | $61,823,000 | -44.7% | 722,654 | +8.9% | 0.03% | -42.6% |
| Q2 2015 | $111,714,000 | +38.5% | 663,506 | -0.7% | 0.05% | +27.0% |
| Q1 2015 | $80,657,000 | +298.8% | 667,852 | +202.9% | 0.04% | +362.5% |
| Q4 2014 | $20,225,000 | +237.7% | 220,508 | +32.1% | 0.01% | +300.0% |
| Q3 2014 | $5,989,000 | +78.6% | 166,906 | +91.9% | 0.00% | +100.0% |
| Q2 2014 | $3,354,000 | +570.8% | 86,963 | +296.0% | 0.00% | – |
| Q1 2014 | $500,000 | – | 21,959 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sessa Capital IM, L.P. | 1,834,965 | $35,066,000 | 1.72% |
| Birchview Capital, LP | 84,000 | $1,605,000 | 1.09% |
| ARMISTICE CAPITAL, LLC | 2,472,000 | $47,240,000 | 0.80% |
| EcoR1 Capital, LLC | 802,507 | $15,336,000 | 0.53% |
| Parametrica Management Ltd | 36,919 | $706,000 | 0.53% |
| Bain Capital Life Sciences Investors, LLC | 538,179 | $7,239,000 | 0.45% |
| APPLETON GROUP, LLC | 19,495 | $373,000 | 0.32% |
| MANGROVE PARTNERS IM, LLC | 175,587 | $3,355,000 | 0.30% |
| Quinn Opportunity Partners LLC | 230,100 | $4,397,000 | 0.28% |
| PDT Partners, LLC | 171,700 | $3,281,000 | 0.24% |