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 | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $564,000 | -56.6% | 10,450 | -50.9% | 0.00% | -50.0% |
| Q2 2020 | $1,299,000 | +86.1% | 21,275 | +40.1% | 0.00% | +100.0% |
| Q1 2020 | $698,000 | -48.1% | 15,182 | -0.8% | 0.00% | 0.0% |
| Q4 2019 | $1,344,000 | -61.2% | 15,310 | -59.3% | 0.00% | -66.7% |
| Q3 2019 | $3,468,000 | -56.2% | 37,659 | -39.6% | 0.00% | -57.1% |
| Q2 2019 | $7,926,000 | -42.6% | 62,311 | -29.0% | 0.01% | -50.0% |
| Q1 2019 | $13,811,000 | +52.1% | 87,780 | -4.6% | 0.01% | +40.0% |
| Q4 2018 | $9,083,000 | -38.6% | 91,966 | -9.2% | 0.01% | -23.1% |
| Q3 2018 | $14,786,000 | -4.9% | 101,275 | +2.3% | 0.01% | -13.3% |
| Q2 2018 | $15,545,000 | +44.8% | 99,044 | +57.5% | 0.02% | +50.0% |
| Q1 2018 | $10,739,000 | +24.1% | 62,889 | +29.4% | 0.01% | +42.9% |
| Q4 2017 | $8,654,000 | +213.8% | 48,591 | +142.0% | 0.01% | +250.0% |
| Q3 2017 | $2,758,000 | +19.8% | 20,078 | -6.0% | 0.00% | 0.0% |
| Q2 2017 | $2,302,000 | +22.3% | 21,349 | +3.3% | 0.00% | 0.0% |
| Q1 2017 | $1,882,000 | -67.1% | 20,659 | -77.7% | 0.00% | -60.0% |
| Q4 2016 | $5,722,000 | -25.2% | 92,737 | -18.0% | 0.01% | -28.6% |
| Q3 2016 | $7,645,000 | +1025.9% | 113,089 | +620.4% | 0.01% | +600.0% |
| Q2 2016 | $679,000 | +1.6% | 15,697 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $668,000 | -33.3% | 15,697 | +1.2% | 0.00% | 0.0% |
| Q4 2015 | $1,002,000 | -27.8% | 15,510 | -4.3% | 0.00% | -50.0% |
| Q3 2015 | $1,387,000 | -68.5% | 16,210 | -38.0% | 0.00% | -60.0% |
| Q2 2015 | $4,400,000 | -66.1% | 26,130 | -75.7% | 0.01% | -66.7% |
| Q1 2015 | $12,977,000 | +138.0% | 107,455 | +80.8% | 0.02% | +150.0% |
| Q4 2014 | $5,452,000 | – | 59,445 | – | 0.01% | – |
Download | ||||||
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% |