BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 193 filers reported holding BLUEBIRD BIO INC in Q1 2016. The put-call ratio across all filers is 1.50 and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $704,064 | -7.6% | 231,600 | 0.0% | 0.00% | 0.0% |
Q2 2023 | $761,964 | +7.8% | 231,600 | +4.2% | 0.00% | – |
Q1 2023 | $706,596 | -45.2% | 222,200 | +19.3% | 0.00% | -100.0% |
Q4 2022 | $1,288,504 | +60.3% | 186,200 | +12.3% | 0.00% | – |
Q1 2022 | $804,000 | -46.0% | 165,807 | +11.2% | 0.00% | -100.0% |
Q4 2021 | $1,490,000 | -47.7% | 149,107 | 0.0% | 0.00% | -50.0% |
Q3 2021 | $2,849,000 | -39.8% | 149,107 | +0.7% | 0.00% | -33.3% |
Q2 2021 | $4,733,000 | +3.5% | 148,007 | -2.4% | 0.00% | 0.0% |
Q1 2021 | $4,571,000 | -29.4% | 151,607 | +1.3% | 0.00% | -40.0% |
Q4 2020 | $6,478,000 | -18.2% | 149,707 | +2.0% | 0.01% | -16.7% |
Q3 2020 | $7,915,000 | -10.3% | 146,707 | +1.5% | 0.01% | -14.3% |
Q2 2020 | $8,821,000 | +78.9% | 144,507 | +34.7% | 0.01% | +40.0% |
Q1 2020 | $4,932,000 | -46.8% | 107,307 | +1.5% | 0.01% | -50.0% |
Q4 2019 | $9,276,000 | -2.7% | 105,707 | +1.8% | 0.01% | 0.0% |
Q3 2019 | $9,532,000 | -26.7% | 103,807 | +1.6% | 0.01% | -28.6% |
Q2 2019 | $13,001,000 | -17.0% | 102,207 | +2.6% | 0.01% | -17.6% |
Q1 2019 | $15,671,000 | +64.9% | 99,607 | +4.0% | 0.02% | +41.7% |
Q4 2018 | $9,504,000 | -30.1% | 95,807 | +2.9% | 0.01% | -20.0% |
Q3 2018 | $13,594,000 | -0.6% | 93,107 | +6.9% | 0.02% | -6.2% |
Q2 2018 | $13,671,000 | -6.7% | 87,107 | +1.5% | 0.02% | -11.1% |
Q1 2018 | $14,652,000 | -0.4% | 85,807 | +3.9% | 0.02% | +12.5% |
Q4 2017 | $14,712,000 | +42.8% | 82,607 | +10.1% | 0.02% | +33.3% |
Q3 2017 | $10,302,000 | +30.8% | 75,007 | 0.0% | 0.01% | +33.3% |
Q2 2017 | $7,879,000 | +29.7% | 75,007 | +12.3% | 0.01% | +12.5% |
Q1 2017 | $6,073,000 | +47.3% | 66,807 | 0.0% | 0.01% | +33.3% |
Q4 2016 | $4,122,000 | +1.7% | 66,807 | +11.7% | 0.01% | 0.0% |
Q3 2016 | $4,054,000 | +56.8% | 59,807 | +0.2% | 0.01% | +50.0% |
Q2 2016 | $2,585,000 | +16.7% | 59,707 | +10.6% | 0.00% | 0.0% |
Q1 2016 | $2,215,000 | -19.6% | 54,007 | +25.9% | 0.00% | -42.9% |
Q4 2015 | $2,755,000 | -24.1% | 42,907 | +1.2% | 0.01% | -22.2% |
Q3 2015 | $3,628,000 | -41.8% | 42,407 | +14.6% | 0.01% | -43.8% |
Q2 2015 | $6,231,000 | +68.0% | 37,007 | +20.5% | 0.02% | +60.0% |
Q1 2015 | $3,708,000 | +31.7% | 30,700 | 0.0% | 0.01% | -9.1% |
Q4 2014 | $2,816,000 | +274.0% | 30,700 | +46.2% | 0.01% | +266.7% |
Q3 2014 | $753,000 | +18.4% | 21,000 | +27.3% | 0.00% | +50.0% |
Q2 2014 | $636,000 | +131.3% | 16,500 | +36.4% | 0.00% | +100.0% |
Q1 2014 | $275,000 | +205.6% | 12,100 | +181.4% | 0.00% | – |
Q4 2013 | $90,000 | – | 4,300 | – | 0.00% | – |
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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% |