BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 81 filers reported holding BLUEBIRD BIO INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.4%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2019 | $2,709,000 | -12.6% | 29,507 | +21.0% | 0.03% | -13.2% |
Q2 2019 | $3,101,000 | -11.2% | 24,380 | +9.9% | 0.04% | -11.6% |
Q1 2019 | $3,491,000 | +52.0% | 22,192 | -4.2% | 0.04% | +34.4% |
Q4 2018 | $2,297,000 | -17.2% | 23,159 | +21.8% | 0.03% | -3.0% |
Q3 2018 | $2,775,000 | +3.3% | 19,009 | +11.0% | 0.03% | +3.1% |
Q2 2018 | $2,687,000 | +61.7% | 17,119 | +75.9% | 0.03% | +60.0% |
Q1 2018 | $1,662,000 | -34.8% | 9,731 | -32.0% | 0.02% | -33.3% |
Q4 2017 | $2,548,000 | -36.2% | 14,304 | -50.8% | 0.03% | -37.5% |
Q3 2017 | $3,994,000 | +16.7% | 29,081 | -10.8% | 0.05% | +11.6% |
Q2 2017 | $3,423,000 | +25.1% | 32,587 | +8.2% | 0.04% | +26.5% |
Q1 2017 | $2,737,000 | +46.4% | 30,110 | -0.6% | 0.03% | +41.7% |
Q4 2016 | $1,869,000 | -8.2% | 30,286 | +150.3% | 0.02% | 0.0% |
Q2 2015 | $2,037,000 | -60.9% | 12,100 | -71.9% | 0.02% | -60.0% |
Q1 2015 | $5,205,000 | +16.8% | 43,100 | -11.3% | 0.06% | +17.6% |
Q4 2014 | $4,458,000 | +155.6% | 48,600 | 0.0% | 0.05% | +142.9% |
Q3 2014 | $1,744,000 | -17.5% | 48,600 | -11.3% | 0.02% | -16.0% |
Q2 2014 | $2,114,000 | +69.7% | 54,800 | 0.0% | 0.02% | +66.7% |
Q1 2014 | $1,246,000 | +8.3% | 54,800 | 0.0% | 0.02% | +15.4% |
Q4 2013 | $1,150,000 | -22.1% | 54,800 | 0.0% | 0.01% | 0.0% |
Q3 2013 | $1,477,000 | – | 54,800 | – | 0.01% | – |
Download |
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% |