BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 178 filers reported holding BLUEBIRD BIO INC in Q1 2022. The put-call ratio across all filers is 1.32 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,656,132 | +40.2% | 1,202,675 | +51.7% | 0.00% | – |
| Q2 2023 | $2,608,095 | -67.8% | 792,734 | -68.9% | 0.00% | -100.0% |
| Q1 2023 | $8,097,775 | +85.2% | 2,546,470 | +302.9% | 0.00% | – |
| Q4 2022 | $4,373,467 | -51.2% | 632,004 | -55.4% | 0.00% | -100.0% |
| Q3 2022 | $8,971,000 | +56.2% | 1,417,247 | +2.2% | 0.00% | 0.0% |
| Q2 2022 | $5,744,000 | +254.8% | 1,387,282 | +315.4% | 0.00% | – |
| Q1 2022 | $1,619,000 | -50.8% | 333,925 | +1.4% | 0.00% | – |
| Q4 2021 | $3,291,000 | +7.1% | 329,435 | +104.9% | 0.00% | – |
| Q3 2021 | $3,074,000 | -60.5% | 160,813 | -33.9% | 0.00% | -100.0% |
| Q2 2021 | $7,785,000 | -7.7% | 243,447 | -12.9% | 0.00% | +50.0% |
| Q1 2021 | $8,430,000 | -23.5% | 279,590 | +9.8% | 0.00% | -33.3% |
| Q4 2020 | $11,023,000 | -51.9% | 254,734 | -40.0% | 0.00% | -50.0% |
| Q3 2020 | $22,904,000 | +34.3% | 424,546 | +51.9% | 0.01% | 0.0% |
| Q2 2020 | $17,060,000 | -69.4% | 279,477 | -77.0% | 0.01% | -76.0% |
| Q1 2020 | $55,802,000 | -34.5% | 1,214,151 | +25.0% | 0.02% | -32.4% |
| Q4 2019 | $85,245,000 | +145.7% | 971,454 | +157.1% | 0.04% | +131.2% |
| Q3 2019 | $34,691,000 | +32.7% | 377,809 | +83.9% | 0.02% | +33.3% |
| Q2 2019 | $26,136,000 | +12.1% | 205,476 | +38.7% | 0.01% | 0.0% |
| Q1 2019 | $23,305,000 | -7.0% | 148,131 | -41.3% | 0.01% | -14.3% |
| Q4 2018 | $25,048,000 | -34.9% | 252,500 | -4.1% | 0.01% | -17.6% |
| Q3 2018 | $38,453,000 | -49.7% | 263,379 | -45.9% | 0.02% | -55.3% |
| Q2 2018 | $76,461,000 | +59.5% | 487,167 | +73.6% | 0.04% | +40.7% |
| Q1 2018 | $47,927,000 | +2.5% | 280,682 | +7.0% | 0.03% | -6.9% |
| Q4 2017 | $46,740,000 | +108.6% | 262,434 | +60.9% | 0.03% | +61.1% |
| Q3 2017 | $22,404,000 | +38.7% | 163,108 | +6.0% | 0.02% | +38.5% |
| Q2 2017 | $16,158,000 | +176.2% | 153,810 | +139.0% | 0.01% | +116.7% |
| Q1 2017 | $5,851,000 | +85.6% | 64,355 | +25.9% | 0.01% | +50.0% |
| Q4 2016 | $3,153,000 | -55.2% | 51,100 | -50.8% | 0.00% | -42.9% |
| Q3 2016 | $7,041,000 | +497.7% | 103,891 | +274.7% | 0.01% | +600.0% |
| Q1 2016 | $1,178,000 | -17.0% | 27,728 | +25.4% | 0.00% | -50.0% |
| Q4 2015 | $1,420,000 | -77.6% | 22,114 | -70.2% | 0.00% | -66.7% |
| Q3 2015 | $6,350,000 | +390.0% | 74,227 | +864.1% | 0.01% | +500.0% |
| Q2 2015 | $1,296,000 | -94.4% | 7,699 | -96.0% | 0.00% | -95.5% |
| Q1 2015 | $23,223,000 | +33.0% | 192,286 | +1.0% | 0.02% | +29.4% |
| Q4 2014 | $17,455,000 | +535.7% | 190,301 | +148.6% | 0.02% | +466.7% |
| Q3 2014 | $2,746,000 | +1049.0% | 76,535 | +1139.8% | 0.00% | – |
| Q2 2014 | $239,000 | -80.8% | 6,173 | -87.7% | 0.00% | -100.0% |
| Q2 2013 | $1,248,000 | – | 49,991 | – | 0.00% | – |
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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% |