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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $108,438 | -90.9% | 32,960 | -80.9% | 0.00% | -100.0% |
| Q4 2022 | $1,192,697 | +172.3% | 172,355 | +149.1% | 0.00% | – |
| Q3 2022 | $438,000 | -84.8% | 69,181 | -90.0% | 0.00% | -100.0% |
| Q2 2022 | $2,877,000 | +9.4% | 694,966 | +28.2% | 0.00% | +50.0% |
| Q1 2022 | $2,630,000 | +324.9% | 542,203 | +775.3% | 0.00% | – |
| Q4 2021 | $619,000 | -63.4% | 61,948 | -30.1% | 0.00% | -100.0% |
| Q3 2021 | $1,693,000 | +164.5% | 88,601 | +343.0% | 0.00% | 0.0% |
| Q2 2021 | $640,000 | -87.9% | 20,000 | -88.6% | 0.00% | -80.0% |
| Q1 2021 | $5,282,000 | -60.2% | 175,168 | -42.8% | 0.01% | -54.5% |
| Q4 2020 | $13,261,000 | -40.4% | 306,467 | -25.7% | 0.01% | -52.2% |
| Q3 2020 | $22,257,000 | -16.2% | 412,531 | -5.2% | 0.02% | -28.1% |
| Q2 2020 | $26,572,000 | +402.0% | 435,322 | +278.0% | 0.03% | +300.0% |
| Q1 2020 | $5,293,000 | -85.1% | 115,163 | -71.5% | 0.01% | -80.5% |
| Q4 2019 | $35,417,000 | +49.3% | 403,612 | +56.3% | 0.04% | +36.7% |
| Q3 2019 | $23,716,000 | -23.9% | 258,290 | +5.5% | 0.03% | -23.1% |
| Q2 2019 | $31,153,000 | -7.8% | 244,912 | +14.1% | 0.04% | -9.3% |
| Q1 2019 | $33,779,000 | +36.6% | 214,700 | -13.9% | 0.04% | +22.9% |
| Q4 2018 | $24,736,000 | -36.5% | 249,357 | -6.5% | 0.04% | -25.5% |
| Q3 2018 | $38,928,000 | +27.9% | 266,628 | +37.4% | 0.05% | +17.5% |
| Q2 2018 | $30,448,000 | +2.1% | 194,000 | +11.0% | 0.04% | -2.4% |
| Q1 2018 | $29,832,000 | -18.7% | 174,710 | -15.2% | 0.04% | -18.0% |
| Q4 2017 | $36,684,000 | +78.2% | 205,970 | +37.4% | 0.05% | +56.2% |
| Q3 2017 | $20,589,000 | +269.5% | 149,896 | +182.6% | 0.03% | +255.6% |
| Q2 2017 | $5,572,000 | +358.2% | 53,041 | +296.4% | 0.01% | +350.0% |
| Q1 2017 | $1,216,000 | -60.6% | 13,379 | -73.2% | 0.00% | -60.0% |
| Q4 2016 | $3,085,000 | -33.1% | 50,000 | -26.5% | 0.01% | -37.5% |
| Q3 2016 | $4,608,000 | +112.8% | 67,989 | +36.0% | 0.01% | +100.0% |
| Q2 2016 | $2,165,000 | +1.9% | 50,000 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $2,125,000 | -33.8% | 50,000 | 0.0% | 0.00% | -20.0% |
| Q4 2015 | $3,211,000 | -54.2% | 50,000 | -39.0% | 0.01% | -54.5% |
| Q3 2015 | $7,012,000 | -46.3% | 81,965 | +5.7% | 0.01% | -45.0% |
| Q2 2015 | $13,060,000 | +280.5% | 77,565 | +172.9% | 0.02% | +300.0% |
| Q1 2015 | $3,432,000 | +66.9% | 28,419 | +26.8% | 0.01% | +66.7% |
| Q4 2014 | $2,056,000 | – | 22,419 | – | 0.00% | – |
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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% |