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 | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $100,000 | 0.0% | 545 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $100,000 | 0.0% | 545 | 0.0% | 0.00% | +200.0% |
| Q1 2022 | $100,000 | – | 545 | – | 0.00% | – |
| Q2 2021 | $0 | – | 0 | – | 0.00% | – |
| Q1 2021 | $0 | -100.0% | 0 | -100.0% | 0.00% | -100.0% |
| Q4 2020 | $46,000 | -19.3% | 1,012 | -1.3% | 0.00% | -33.3% |
| Q3 2020 | $57,000 | -6.6% | 1,025 | +0.9% | 0.00% | -40.0% |
| Q2 2020 | $61,000 | +35.6% | 1,016 | +2.4% | 0.01% | 0.0% |
| Q1 2020 | $45,000 | -29.7% | 992 | +37.2% | 0.01% | 0.0% |
| Q4 2019 | $64,000 | -11.1% | 723 | -4.2% | 0.01% | 0.0% |
| Q3 2019 | $72,000 | +3500.0% | 755 | +9337.5% | 0.01% | – |
| Q1 2019 | $2,000 | -98.4% | 8 | -99.4% | 0.00% | -100.0% |
| Q4 2018 | $125,000 | -53.7% | 1,285 | -30.5% | 0.01% | -27.3% |
| Q3 2018 | $270,000 | -19.6% | 1,848 | -13.7% | 0.01% | -21.4% |
| Q2 2018 | $336,000 | +3.1% | 2,142 | +17.0% | 0.01% | -6.7% |
| Q1 2018 | $326,000 | 0.0% | 1,830 | 0.0% | 0.02% | 0.0% |
| Q4 2017 | $326,000 | +226.0% | 1,830 | +150.7% | 0.02% | +275.0% |
| Q3 2017 | $100,000 | -66.4% | 730 | -74.3% | 0.00% | -69.2% |
| Q2 2017 | $298,000 | +2028.6% | 2,839 | +1792.7% | 0.01% | +1200.0% |
| Q1 2017 | $14,000 | +16.7% | 150 | -25.0% | 0.00% | 0.0% |
| Q4 2016 | $12,000 | +71.4% | 200 | +100.0% | 0.00% | – |
| Q3 2016 | $7,000 | +250.0% | 100 | +100.0% | 0.00% | – |
| Q2 2016 | $2,000 | 0.0% | 50 | +525.0% | 0.00% | – |
| Q1 2016 | $2,000 | -75.0% | 8 | -93.6% | 0.00% | -100.0% |
| Q4 2015 | $8,000 | – | 125 | – | 0.00% | – |
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% |