BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 251 filers reported holding BLUEBIRD BIO INC in Q3 2019. The put-call ratio across all filers is 1.49 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $20,568,000 | -27.8% | 224,006 | 0.0% | 0.14% | -27.0% |
| Q2 2019 | $28,493,000 | -19.2% | 224,006 | 0.0% | 0.20% | -21.3% |
| Q1 2019 | $35,242,000 | +58.6% | 224,006 | 0.0% | 0.25% | +32.4% |
| Q4 2018 | $22,221,000 | -18.0% | 224,006 | +20.6% | 0.19% | -3.1% |
| Q3 2018 | $27,110,000 | +13.0% | 185,686 | +21.5% | 0.19% | +2.6% |
| Q2 2018 | $23,981,000 | -2.8% | 152,795 | 0.0% | 0.19% | -1.6% |
| Q1 2018 | $24,676,000 | -9.3% | 152,795 | 0.0% | 0.19% | -33.8% |
| Q4 2017 | $27,213,000 | – | 152,795 | – | 0.29% | – |
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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% |