BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 2 filers reported holding BLUEBIRD BIO INC in Q4 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $61,195 | -7.8% | 20,130 | -0.2% | 0.00% | 0.0% |
| Q2 2023 | $66,379 | +0.8% | 20,176 | -2.5% | 0.00% | 0.0% |
| Q1 2023 | $65,829 | -45.3% | 20,701 | +18.9% | 0.00% | -50.0% |
| Q4 2022 | $120,443 | -7.4% | 17,405 | +480.2% | 0.00% | 0.0% |
| Q4 2020 | $130,000 | -20.7% | 3,000 | -1.2% | 0.00% | -33.3% |
| Q3 2020 | $164,000 | -13.2% | 3,035 | -1.7% | 0.00% | -25.0% |
| Q2 2020 | $189,000 | +32.2% | 3,089 | -0.9% | 0.00% | +33.3% |
| Q1 2020 | $143,000 | -62.9% | 3,117 | -29.0% | 0.00% | -57.1% |
| Q4 2019 | $385,000 | -22.1% | 4,390 | -18.4% | 0.01% | -22.2% |
| Q3 2019 | $494,000 | -54.5% | 5,378 | -37.0% | 0.01% | -55.0% |
| Q2 2019 | $1,085,000 | -26.8% | 8,533 | -9.4% | 0.02% | -23.1% |
| Q1 2019 | $1,482,000 | +23.1% | 9,422 | -22.4% | 0.03% | +8.3% |
| Q4 2018 | $1,204,000 | -41.7% | 12,134 | -14.2% | 0.02% | -29.4% |
| Q3 2018 | $2,066,000 | -4.6% | 14,149 | +2.5% | 0.03% | -8.1% |
| Q2 2018 | $2,166,000 | -39.1% | 13,800 | -22.1% | 0.04% | -38.3% |
| Q1 2018 | $3,559,000 | +13.1% | 17,705 | +0.2% | 0.06% | +15.4% |
| Q4 2017 | $3,148,000 | +37.8% | 17,673 | +6.2% | 0.05% | +36.8% |
| Q3 2017 | $2,285,000 | +68.5% | 16,636 | +28.9% | 0.04% | +65.2% |
| Q2 2017 | $1,356,000 | +58.0% | 12,906 | +36.7% | 0.02% | +64.3% |
| Q1 2017 | $858,000 | – | 9,441 | – | 0.01% | – |
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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% |