BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 255 filers reported holding BLUEBIRD BIO INC in Q4 2018. The put-call ratio across all filers is 0.54 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $4,230,000 | -25.4% | 92,047 | +42.5% | 0.72% | -0.3% |
| Q4 2019 | $5,668,000 | +231.3% | 64,587 | +246.5% | 0.72% | +179.5% |
| Q3 2019 | $1,711,000 | -28.6% | 18,639 | -1.1% | 0.26% | -22.2% |
| Q2 2019 | $2,396,000 | -18.7% | 18,840 | +0.5% | 0.33% | -13.1% |
| Q1 2019 | $2,948,000 | -10.0% | 18,737 | -43.2% | 0.38% | -26.6% |
| Q4 2018 | $3,274,000 | -32.5% | 33,002 | -0.6% | 0.52% | -33.3% |
| Q3 2018 | $4,850,000 | -7.4% | 33,217 | -0.4% | 0.78% | -3.9% |
| Q2 2018 | $5,236,000 | +20.6% | 33,360 | +31.3% | 0.82% | -14.5% |
| Q1 2018 | $4,340,000 | -35.6% | 25,416 | -32.8% | 0.95% | -48.4% |
| Q4 2017 | $6,739,000 | +36.0% | 37,838 | +4.9% | 1.85% | +17.8% |
| Q3 2017 | $4,956,000 | +39.6% | 36,085 | +6.8% | 1.57% | +31.7% |
| Q2 2017 | $3,549,000 | -20.8% | 33,780 | -31.4% | 1.19% | -30.4% |
| Q1 2017 | $4,479,000 | +1.9% | 49,270 | -30.8% | 1.71% | -11.5% |
| Q4 2016 | $4,396,000 | -4.0% | 71,246 | +5.5% | 1.93% | -2.0% |
| Q3 2016 | $4,578,000 | +57.8% | 67,545 | +0.7% | 1.97% | +46.7% |
| Q2 2016 | $2,902,000 | +0.2% | 67,044 | -1.6% | 1.34% | -7.9% |
| Q1 2016 | $2,895,000 | -31.8% | 68,107 | +3.0% | 1.46% | -17.9% |
| Q4 2015 | $4,245,000 | +264.4% | 66,104 | +385.2% | 1.78% | +208.7% |
| Q3 2015 | $1,165,000 | -40.4% | 13,623 | +17.3% | 0.58% | -37.4% |
| Q2 2015 | $1,955,000 | -8.6% | 11,609 | -34.5% | 0.92% | -15.8% |
| Q1 2015 | $2,140,000 | +45.8% | 17,718 | +10.7% | 1.09% | +31.4% |
| Q4 2014 | $1,468,000 | – | 16,008 | – | 0.83% | – |
Download | ||||||
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% |