BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 155 filers reported holding BLUEBIRD BIO INC in Q2 2022. The put-call ratio across all filers is 1.50 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,435,752 | +24083.1% | 472,287 | -74.7% | 0.00% | -100.0% |
| Q1 2023 | $5,937 | -11.8% | 1,866,861 | +91.8% | 0.00% | -25.0% |
| Q4 2022 | $6,734 | -99.9% | 973,085 | -44.3% | 0.00% | -33.3% |
| Q3 2022 | $11,059,000 | +5.9% | 1,747,030 | -30.7% | 0.01% | 0.0% |
| Q2 2022 | $10,441,000 | +133.3% | 2,521,818 | +173.3% | 0.01% | +200.0% |
| Q1 2022 | $4,475,000 | -15.7% | 922,745 | +73.7% | 0.00% | -33.3% |
| Q4 2021 | $5,306,000 | +2.3% | 531,177 | +95.8% | 0.00% | 0.0% |
| Q3 2021 | $5,185,000 | -61.0% | 271,307 | -34.7% | 0.00% | -62.5% |
| Q2 2021 | $13,283,000 | -0.2% | 415,363 | -5.9% | 0.01% | -20.0% |
| Q1 2021 | $13,310,000 | +74.3% | 441,458 | +150.1% | 0.01% | +66.7% |
| Q4 2020 | $7,637,000 | +14.8% | 176,514 | +43.2% | 0.01% | -25.0% |
| Q3 2020 | $6,652,000 | -43.8% | 123,298 | -36.4% | 0.01% | -50.0% |
| Q2 2020 | $11,831,000 | -45.2% | 193,825 | -58.7% | 0.02% | -66.7% |
| Q1 2020 | $21,571,000 | -14.9% | 469,347 | +62.5% | 0.05% | +54.8% |
| Q4 2019 | $25,346,000 | +110.7% | 288,832 | +120.4% | 0.03% | +72.2% |
| Q3 2019 | $12,030,000 | +13.2% | 131,037 | +56.9% | 0.02% | +12.5% |
| Q2 2019 | $10,623,000 | -58.3% | 83,511 | -48.4% | 0.02% | -57.9% |
| Q1 2019 | $25,453,000 | +90.1% | 161,780 | +19.8% | 0.04% | +81.0% |
| Q4 2018 | $13,391,000 | +17.7% | 134,987 | +73.2% | 0.02% | +50.0% |
| Q3 2018 | $11,378,000 | -84.8% | 77,932 | -83.6% | 0.01% | -85.6% |
| Q2 2018 | $74,795,000 | +2762.4% | 476,548 | +3148.5% | 0.10% | +2325.0% |
| Q4 2017 | $2,613,000 | -31.2% | 14,670 | -59.4% | 0.00% | -42.9% |
| Q2 2017 | $3,796,000 | -91.4% | 36,134 | -94.5% | 0.01% | -90.5% |
| Q3 2016 | $44,270,000 | +368.8% | 653,144 | +199.4% | 0.07% | +236.4% |
| Q2 2016 | $9,444,000 | +27.7% | 218,149 | +25.4% | 0.02% | +22.2% |
| Q1 2016 | $7,395,000 | +240.9% | 174,009 | +415.2% | 0.02% | +260.0% |
| Q4 2015 | $2,169,000 | -83.8% | 33,773 | -78.4% | 0.01% | -80.8% |
| Q3 2015 | $13,374,000 | -48.7% | 156,327 | +0.9% | 0.03% | -46.9% |
| Q2 2015 | $26,094,000 | -76.3% | 154,981 | -83.0% | 0.05% | -76.1% |
| Q1 2015 | $110,201,000 | +102.8% | 912,489 | +54.0% | 0.20% | +78.3% |
| Q4 2014 | $54,349,000 | +747.9% | 592,545 | +231.7% | 0.12% | +618.8% |
| Q3 2014 | $6,410,000 | +17.5% | 178,660 | +26.3% | 0.02% | +6.7% |
| Q2 2014 | $5,456,000 | -17.8% | 141,464 | -51.6% | 0.02% | -21.1% |
| Q1 2014 | $6,640,000 | +400.4% | 291,986 | +361.5% | 0.02% | +375.0% |
| Q4 2013 | $1,327,000 | -24.3% | 63,268 | -2.7% | 0.00% | -33.3% |
| Q3 2013 | $1,752,000 | – | 65,000 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 5,910,687 | $24,470,000 | 3.71% |
| Monaco Asset Management SAM | 306,142 | $1,267,000 | 0.55% |
| Parametrica Management Ltd | 90,105 | $374,000 | 0.41% |
| Kamunting Street Capital Management, L.P. | 55,200 | $229,000 | 0.31% |
| Birchview Capital, LP | 98,000 | $406,000 | 0.30% |
| Kamunting Street Capital Management, L.P. | 35,000 | $145,000 | 0.20% |
| PDT Partners, LLC | 519,477 | $2,151,000 | 0.19% |
| Graham Capital Management, L.P. | 781,912 | $3,237,000 | 0.13% |
| CAXTON ASSOCIATES LP | 220,154 | $911,000 | 0.09% |
| Baker Brothers Advisors | 2,499,715 | $10,349,000 | 0.06% |