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 | $34,659 | -3.6% | 11,401 | +4.3% | 0.00% | – |
| Q2 2023 | $35,966 | +1.1% | 10,932 | -2.3% | 0.00% | – |
| Q1 2023 | $35,571 | -99.9% | 11,186 | -99.0% | 0.00% | -100.0% |
| Q2 2021 | $37,033,000 | +9.7% | 1,158,015 | +3.4% | 0.04% | +2.9% |
| Q1 2021 | $33,772,000 | -46.5% | 1,120,151 | -23.2% | 0.04% | -50.0% |
| Q4 2020 | $63,094,000 | -22.1% | 1,458,151 | -2.8% | 0.07% | -32.7% |
| Q3 2020 | $80,954,000 | -13.4% | 1,500,536 | -2.0% | 0.10% | -18.1% |
| Q2 2020 | $93,467,000 | -41.0% | 1,531,251 | -55.6% | 0.13% | -4.5% |
| Q1 2020 | $158,424,000 | -2.5% | 3,446,996 | +86.2% | 0.13% | -32.5% |
| Q4 2019 | $162,462,000 | +3.7% | 1,851,410 | +8.5% | 0.20% | -2.5% |
| Q3 2019 | $156,635,000 | +63.7% | 1,705,891 | +126.8% | 0.20% | +4.7% |
| Q2 2019 | $95,693,000 | +4.7% | 752,300 | +29.5% | 0.19% | -7.2% |
| Q1 2019 | $91,368,000 | +70.2% | 580,745 | +7.3% | 0.21% | +54.1% |
| Q4 2018 | $53,683,000 | -27.9% | 541,165 | +6.1% | 0.14% | -12.3% |
| Q3 2018 | $74,461,000 | -9.7% | 510,008 | -2.9% | 0.15% | -12.0% |
| Q2 2018 | $82,429,000 | -12.8% | 525,192 | -5.2% | 0.18% | -15.0% |
| Q1 2018 | $94,570,000 | -19.5% | 553,852 | -16.1% | 0.21% | -16.6% |
| Q4 2017 | $117,548,000 | +12.8% | 660,011 | -13.0% | 0.25% | +5.6% |
| Q3 2017 | $104,219,000 | +0.9% | 758,791 | -22.8% | 0.23% | -3.3% |
| Q2 2017 | $103,292,000 | +21.3% | 983,271 | +5.0% | 0.24% | +19.2% |
| Q1 2017 | $85,120,000 | +40.3% | 936,415 | -4.8% | 0.20% | +32.7% |
| Q4 2016 | $60,688,000 | +36.7% | 983,609 | +50.2% | 0.15% | +23.4% |
| Q3 2016 | $44,391,000 | +369825.0% | 654,930 | +227306.2% | 0.12% | – |
| Q2 2016 | $12,000 | +20.0% | 288 | +26.3% | 0.00% | – |
| Q1 2016 | $10,000 | -28.6% | 228 | +8.1% | 0.00% | – |
| Q4 2015 | $14,000 | – | 211 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AlpInvest Partners B.V. | 46,264 | $3,958,000 | 7.80% |
| RTW INVESTMENTS, LP | 151,594 | $12,969,000 | 4.03% |
| APIS CAPITAL ADVISORS, LLC | 30,870 | $2,640,000 | 3.65% |
| Parametrica Management Ltd | 4,084 | $349,000 | 2.20% |
| Eventide Asset Management | 419,600 | $35,897,000 | 2.09% |
| RA Capital Management | 167,367 | $14,318,000 | 2.06% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 483,000 | $41,321,000 | 1.60% |
| Taylor Wealth Management Partners | 38,184 | $3,267,000 | 1.58% |
| Orbimed Advisors | 1,188,900 | $101,710,000 | 1.03% |
| CABOT WEALTH MANAGEMENT INC | 34,195 | $2,925,000 | 0.81% |