BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 104 filers reported holding BLUEBIRD BIO INC in Q2 2014. The put-call ratio across all filers is 0.58 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2014 | $111,445,000 | +155.6% | 1,215,054 | 0.0% | 9.12% | +79.3% |
Q3 2014 | $43,596,000 | -53.2% | 1,215,054 | -49.7% | 5.08% | -74.5% |
Q2 2014 | $93,223,000 | +69.6% | 2,416,974 | 0.0% | 19.90% | +104.3% |
Q1 2014 | $54,962,000 | -30.4% | 2,416,974 | -27.1% | 9.74% | -56.4% |
Q4 2013 | $78,939,000 | – | 3,313,974 | – | 22.36% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Third Rock Ventures, LLC | 3,313,974 | $78,939,000 | 22.36% |
HARBOURVEST PARTNERS LLC | 59,264 | $1,243,000 | 3.98% |
RA Capital Management | 467,418 | $9,806,000 | 1.14% |
HAMILTON LANE ADVISORS LLC | 88,628 | $1,859,000 | 1.08% |
COWEN INC. | 158,709 | $3,330,000 | 0.56% |
SPHERA FUNDS MANAGEMENT LTD. | 92,435 | $1,939,000 | 0.54% |
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 423,224 | $8,879,000 | 0.46% |
Camber Capital Management LP | 206,900 | $4,341,000 | 0.38% |
Eventide Asset Management | 25,700 | $539,000 | 0.17% |
SABBY MANAGEMENT, LLC | 102,035 | $2,141,000 | 0.14% |