BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 124 filers reported holding BLUEBIRD BIO INC in Q3 2014. The put-call ratio across all filers is 0.26 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $203,000 | -42.5% | 4,774 | -12.3% | 0.00% | -100.0% |
| Q4 2015 | $353,000 | -40.4% | 5,443 | -21.4% | 0.00% | 0.0% |
| Q3 2015 | $592,000 | -78.4% | 6,924 | -57.4% | 0.00% | -75.0% |
| Q2 2015 | $2,739,000 | -8.3% | 16,266 | -34.2% | 0.00% | -20.0% |
| Q1 2015 | $2,986,000 | -24.2% | 24,716 | -41.8% | 0.01% | -28.6% |
| Q4 2014 | $3,938,000 | +353.7% | 42,440 | +75.5% | 0.01% | +250.0% |
| Q3 2014 | $868,000 | +23.3% | 24,187 | +32.5% | 0.00% | +100.0% |
| Q2 2014 | $704,000 | – | 18,248 | – | 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% |