BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 255 filers reported holding BLUEBIRD BIO INC in Q4 2018. The put-call ratio across all filers is 0.54 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2019 | $12,016,000 | -41.6% | 130,864 | -19.1% | 0.03% | -55.7% |
Q2 2019 | $20,581,000 | -12.7% | 161,798 | +8.0% | 0.07% | -19.5% |
Q1 2019 | $23,577,000 | +57.9% | 149,860 | -0.5% | 0.09% | +40.3% |
Q4 2018 | $14,935,000 | -33.6% | 150,550 | -2.3% | 0.06% | -22.5% |
Q3 2018 | $22,500,000 | -4.8% | 154,110 | +2.3% | 0.08% | +100.0% |
Q2 2018 | $23,634,000 | -14.3% | 150,580 | -6.8% | 0.04% | -18.4% |
Q1 2018 | $27,593,000 | -8.4% | 161,600 | -4.4% | 0.05% | -5.8% |
Q4 2017 | $30,115,000 | +26.3% | 169,090 | -2.6% | 0.05% | +18.2% |
Q3 2017 | $23,836,000 | +55.4% | 173,540 | +18.9% | 0.04% | +46.7% |
Q2 2017 | $15,335,000 | +11.9% | 145,980 | -3.2% | 0.03% | +11.1% |
Q1 2017 | $13,710,000 | +41.4% | 150,830 | -4.1% | 0.03% | +35.0% |
Q4 2016 | $9,699,000 | -7.5% | 157,200 | +1.6% | 0.02% | -9.1% |
Q3 2016 | $10,483,000 | +51.8% | 154,660 | -3.1% | 0.02% | +46.7% |
Q2 2016 | $6,907,000 | -0.8% | 159,560 | -2.6% | 0.02% | -6.2% |
Q1 2016 | $6,964,000 | -33.8% | 163,860 | +0.0% | 0.02% | -33.3% |
Q4 2015 | $10,522,000 | -25.7% | 163,850 | -1.0% | 0.02% | -31.4% |
Q3 2015 | $14,162,000 | -32.2% | 165,540 | +33.4% | 0.04% | -27.1% |
Q2 2015 | $20,891,000 | +40.1% | 124,080 | +0.5% | 0.05% | +37.1% |
Q1 2015 | $14,915,000 | – | 123,500 | – | 0.04% | – |
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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% |