BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 207 filers reported holding BLUEBIRD BIO INC in Q3 2016. The put-call ratio across all filers is 1.20 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $290,000 | -39.6% | 2,282 | -25.2% | 0.03% | -44.2% |
| Q1 2019 | $480,000 | +115.2% | 3,051 | +35.6% | 0.05% | +79.3% |
| Q4 2018 | $223,000 | -21.8% | 2,250 | +15.4% | 0.03% | -9.4% |
| Q3 2018 | $285,000 | -9.5% | 1,950 | -3.0% | 0.03% | -17.9% |
| Q2 2018 | $315,000 | -19.8% | 2,010 | -12.6% | 0.04% | -23.5% |
| Q1 2018 | $393,000 | -32.1% | 2,300 | -29.2% | 0.05% | -28.2% |
| Q4 2017 | $579,000 | +18.6% | 3,250 | -8.5% | 0.07% | +12.7% |
| Q3 2017 | $488,000 | +16.7% | 3,550 | -10.7% | 0.06% | +16.7% |
| Q2 2017 | $418,000 | +8.3% | 3,975 | -6.5% | 0.05% | +3.8% |
| Q1 2017 | $386,000 | +26.6% | 4,250 | -14.1% | 0.05% | +15.6% |
| Q4 2016 | $305,000 | -6.2% | 4,950 | +3.1% | 0.04% | -6.2% |
| Q3 2016 | $325,000 | +51.9% | 4,800 | -3.0% | 0.05% | +37.1% |
| Q2 2016 | $214,000 | +0.5% | 4,950 | -1.0% | 0.04% | -5.4% |
| Q1 2016 | $213,000 | -30.2% | 5,000 | +5.3% | 0.04% | -32.7% |
| Q4 2015 | $305,000 | -19.9% | 4,750 | +6.7% | 0.06% | -28.6% |
| Q3 2015 | $381,000 | -43.2% | 4,450 | +11.7% | 0.08% | -37.9% |
| Q2 2015 | $671,000 | +14.5% | 3,985 | -17.8% | 0.12% | +24.0% |
| Q1 2015 | $586,000 | +22.3% | 4,850 | -7.2% | 0.10% | +35.1% |
| Q4 2014 | $479,000 | +95.5% | 5,225 | -17.7% | 0.07% | +89.7% |
| Q2 2014 | $245,000 | – | 6,350 | – | 0.04% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Monashee Investment Management LLC | 125,000 | $13,131,000 | 5.55% |
| Cormorant Asset Management, LP | 275,000 | $28,889,000 | 4.79% |
| Eventide Asset Management | 569,700 | $59,847,000 | 3.73% |
| Crosspoint Capital Strategies, LLC | 28,937 | $3,040,000 | 2.66% |
| Casdin Capital, LLC | 65,000 | $6,828,000 | 2.53% |
| ARK Investment Management | 119,683 | $12,573,000 | 2.45% |
| RTW INVESTMENTS, LP | 104,383 | $10,965,000 | 2.31% |
| Taylor Wealth Management Partners | 38,368 | $4,031,000 | 1.82% |
| First Light Asset Management, LLC | 33,780 | $3,549,000 | 1.19% |
| Atika Capital Management LLC | 25,000 | $2,627,000 | 0.92% |