BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 166 filers reported holding BLUEBIRD BIO INC in Q3 2023. The put-call ratio across all filers is 0.94 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $38,410,000 | -42.7% | 387,200 | -15.7% | 0.71% | -12.1% |
| Q3 2018 | $67,043,000 | -12.5% | 459,200 | -5.9% | 0.81% | -11.6% |
| Q2 2018 | $76,623,000 | +29.8% | 488,200 | +41.3% | 0.91% | +24.9% |
| Q1 2018 | $59,011,000 | -13.7% | 345,600 | -10.0% | 0.73% | -15.4% |
| Q4 2017 | $68,399,000 | +3.3% | 384,046 | -20.3% | 0.86% | +36.7% |
| Q3 2017 | $66,195,000 | +57.6% | 481,946 | +20.5% | 0.63% | +43.9% |
| Q2 2017 | $41,999,000 | +62.8% | 399,800 | +40.9% | 0.44% | +50.7% |
| Q1 2017 | $25,797,000 | +47.3% | 283,800 | 0.0% | 0.29% | +30.9% |
| Q4 2016 | $17,510,000 | -78.2% | 283,800 | -76.1% | 0.22% | -75.6% |
| Q3 2016 | $80,374,000 | +56.6% | 1,185,800 | 0.0% | 0.92% | +70.7% |
| Q2 2016 | $51,333,000 | +27.7% | 1,185,800 | +25.4% | 0.54% | +26.7% |
| Q1 2016 | $40,184,000 | -33.6% | 945,500 | +0.4% | 0.42% | -22.8% |
| Q4 2015 | $60,476,000 | -40.5% | 941,700 | -20.8% | 0.55% | -46.6% |
| Q3 2015 | $101,710,000 | -37.0% | 1,188,900 | +24.1% | 1.03% | -13.3% |
| Q2 2015 | $161,349,000 | +142.6% | 958,300 | +74.0% | 1.18% | +108.5% |
| Q1 2015 | $66,508,000 | +912.0% | 550,700 | +90.6% | 0.57% | +601.2% |
| Q1 2014 | $6,572,000 | +9.6% | 289,000 | +29.9% | 0.08% | -24.3% |
| Q3 2013 | $5,999,000 | – | 222,500 | – | 0.11% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 1,550,000 | $7,518,000 | 1.50% |
| Birchview Capital, LP | 84,000 | $407,000 | 0.29% |
| PDT Partners, LLC | 519,485 | $2,520,000 | 0.22% |
| OCCUDO QUANTITATIVE STRATEGIES LP | 320,922 | $1,556,000 | 0.13% |
| Virtus ETF Advisers LLC | 40,607 | $197,000 | 0.09% |
| Baker Brothers Advisors | 2,499,715 | $12,124,000 | 0.07% |
| Green Alpha Advisors, LLC | 14,660 | $71,000 | 0.05% |
| Quinn Opportunity Partners LLC | 140,824 | $683,000 | 0.03% |
| Rafferty Asset Management, LLC | 979,122 | $4,749,000 | 0.03% |
| Inspire Investing, LLC | 48,724 | $236,000 | 0.03% |