BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 172 filers reported holding BLUEBIRD BIO INC in Q4 2014. The put-call ratio across all filers is 0.23 and the average weighting 0.4%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2021 | $197,000 | -40.3% | 10,309 | -0.1% | 0.02% | -41.0% |
Q2 2021 | $330,000 | +6.1% | 10,321 | 0.0% | 0.04% | -2.5% |
Q1 2021 | $311,000 | +12.3% | 10,321 | +61.1% | 0.04% | +8.1% |
Q4 2020 | $277,000 | -19.9% | 6,408 | 0.0% | 0.04% | -33.9% |
Q3 2020 | $346,000 | -11.5% | 6,408 | 0.0% | 0.06% | -16.4% |
Q2 2020 | $391,000 | +32.5% | 6,408 | 0.0% | 0.07% | +11.7% |
Q1 2020 | $295,000 | -47.5% | 6,408 | 0.0% | 0.06% | -34.8% |
Q4 2019 | $562,000 | -4.4% | 6,408 | 0.0% | 0.09% | -9.8% |
Q3 2019 | $588,000 | -27.9% | 6,408 | 0.0% | 0.10% | -28.2% |
Q2 2019 | $815,000 | -19.1% | 6,408 | 0.0% | 0.14% | -21.5% |
Q1 2019 | $1,008,000 | +62.1% | 6,408 | +2.2% | 0.18% | +44.8% |
Q4 2018 | $622,000 | -32.1% | 6,271 | 0.0% | 0.12% | -19.4% |
Q3 2018 | $916,000 | -6.9% | 6,271 | 0.0% | 0.16% | -14.4% |
Q2 2018 | $984,000 | -8.1% | 6,271 | 0.0% | 0.18% | -10.8% |
Q1 2018 | $1,071,000 | -4.1% | 6,271 | 0.0% | 0.20% | -1.5% |
Q4 2017 | $1,117,000 | +10.4% | 6,271 | -14.9% | 0.21% | +6.7% |
Q3 2017 | $1,012,000 | +6.0% | 7,368 | -18.9% | 0.19% | +3.2% |
Q2 2017 | $955,000 | +15.6% | 9,090 | 0.0% | 0.19% | +12.7% |
Q1 2017 | $826,000 | +47.2% | 9,090 | 0.0% | 0.17% | +45.6% |
Q4 2016 | $561,000 | -57.8% | 9,090 | -53.6% | 0.11% | -58.1% |
Q3 2016 | $1,329,000 | +56.5% | 19,603 | 0.0% | 0.27% | +55.4% |
Q2 2016 | $849,000 | +1.9% | 19,603 | -0.0% | 0.18% | 0.0% |
Q1 2016 | $833,000 | -33.8% | 19,611 | 0.0% | 0.18% | -36.8% |
Q4 2015 | $1,259,000 | -25.0% | 19,611 | 0.0% | 0.28% | -27.5% |
Q3 2015 | $1,678,000 | -49.2% | 19,611 | 0.0% | 0.38% | -38.6% |
Q2 2015 | $3,302,000 | +39.4% | 19,611 | 0.0% | 0.62% | +41.7% |
Q1 2015 | $2,368,000 | +31.6% | 19,611 | 0.0% | 0.44% | +31.4% |
Q4 2014 | $1,799,000 | +155.5% | 19,611 | 0.0% | 0.33% | +147.4% |
Q3 2014 | $704,000 | +4.9% | 19,611 | +12.8% | 0.14% | +13.4% |
Q2 2014 | $671,000 | +69.9% | 17,390 | 0.0% | 0.12% | +63.0% |
Q1 2014 | $395,000 | +8.2% | 17,390 | 0.0% | 0.07% | +10.6% |
Q4 2013 | $365,000 | +1.7% | 17,390 | +30.7% | 0.07% | -7.0% |
Q3 2013 | $359,000 | – | 13,303 | – | 0.07% | – |
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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% |