BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 211 filers reported holding BLUEBIRD BIO INC in Q4 2016. The put-call ratio across all filers is 0.81 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $412,000 | +2.5% | 2,624 | +11.3% | 0.35% | -8.3% |
| Q1 2018 | $402,000 | -3.4% | 2,357 | +1.0% | 0.39% | -7.9% |
| Q4 2017 | $416,000 | +48.6% | 2,334 | +14.6% | 0.42% | +31.8% |
| Q3 2017 | $280,000 | -74.5% | 2,036 | -80.5% | 0.32% | -43.0% |
| Q2 2017 | $1,096,000 | +15.9% | 10,436 | +0.3% | 0.56% | +7.3% |
| Q1 2017 | $946,000 | +31.6% | 10,409 | -10.7% | 0.52% | +28.7% |
| Q4 2016 | $719,000 | +28.9% | 11,650 | +41.5% | 0.40% | +103.0% |
| Q3 2016 | $558,000 | +55700.0% | 8,234 | +137133.3% | 0.20% | – |
| Q2 2015 | $1,000 | – | 6 | – | 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% |