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 | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $14,318,000 | -22.3% | 167,367 | +53.0% | 2.06% | +11.0% |
| Q2 2015 | $18,417,000 | -23.9% | 109,383 | -45.4% | 1.85% | -22.9% |
| Q1 2015 | $24,200,000 | -47.9% | 200,379 | -60.4% | 2.40% | -51.8% |
| Q4 2014 | $46,422,000 | +77.5% | 506,122 | -30.6% | 4.99% | +61.5% |
| Q3 2014 | $26,150,000 | +34.8% | 728,812 | +44.9% | 3.09% | +57.6% |
| Q2 2014 | $19,403,000 | +82.5% | 503,062 | +7.6% | 1.96% | +157.3% |
| Q1 2014 | $10,629,000 | +8.4% | 467,418 | 0.0% | 0.76% | -33.3% |
| Q4 2013 | $9,806,000 | -22.2% | 467,418 | 0.0% | 1.14% | -13.2% |
| Q3 2013 | $12,602,000 | – | 467,418 | – | 1.32% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 6,335,528 | $40,104,000 | 4.92% |
| qPULA Trading Management LP | 14,344 | $91,000 | 0.80% |
| Frazier Life Sciences Management, L.P. | 1,440,757 | $9,120,000 | 0.70% |
| Ikarian Capital, LLC | 462,628 | $2,928,000 | 0.58% |
| Birchview Capital, LP | 98,000 | $620,000 | 0.44% |
| HealthCor Management, L.P. | 455,000 | $2,880,000 | 0.36% |
| Financial Advocates Investment Management | 45,071 | $3,538,000 | 0.29% |
| PDT Partners, LLC | 262,767 | $1,663,000 | 0.25% |
| Monaco Asset Management SAM | 80,000 | $506,000 | 0.19% |
| Summit X, LLC | 103,424 | $651,000 | 0.19% |