BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 306 filers reported holding BLUEBIRD BIO INC in Q1 2018. The put-call ratio across all filers is 0.94 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2017 | $2,565,000 | +22.1% | 14,400 | -28.0% | 0.08% | -19.8% |
Q2 2017 | $2,101,000 | +397.9% | 20,000 | +330.7% | 0.11% | +341.7% |
Q1 2017 | $422,000 | -97.4% | 4,644 | -96.6% | 0.02% | -98.1% |
Q1 2015 | $16,304,000 | -21.0% | 135,000 | -40.0% | 1.27% | -26.8% |
Q4 2014 | $20,637,000 | +4435.6% | 225,000 | +1025.0% | 1.73% | +3506.2% |
Q1 2014 | $455,000 | +8.3% | 20,000 | 0.0% | 0.05% | -4.0% |
Q4 2013 | $420,000 | – | 20,000 | – | 0.05% | – |
Download |
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Sessa Capital IM, L.P. | 1,834,965 | $35,066,000 | 1.72% |
Birchview Capital, LP | 84,000 | $1,605,000 | 1.09% |
ARMISTICE CAPITAL, LLC | 2,472,000 | $47,240,000 | 0.80% |
EcoR1 Capital, LLC | 802,507 | $15,336,000 | 0.53% |
Parametrica Management Ltd | 36,919 | $706,000 | 0.53% |
Bain Capital Life Sciences Investors, LLC | 538,179 | $7,239,000 | 0.45% |
APPLETON GROUP, LLC | 19,495 | $373,000 | 0.32% |
MANGROVE PARTNERS IM, LLC | 175,587 | $3,355,000 | 0.30% |
Quinn Opportunity Partners LLC | 230,100 | $4,397,000 | 0.28% |
PDT Partners, LLC | 171,700 | $3,281,000 | 0.24% |