BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 251 filers reported holding BLUEBIRD BIO INC in Q3 2019. The put-call ratio across all filers is 1.49 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $11,000 | -100.0% | 251 | -99.9% | 0.00% | -100.0% |
| Q3 2020 | $23,826,000 | -36.3% | 441,638 | -27.9% | 0.15% | -49.7% |
| Q2 2020 | $37,385,000 | +47.0% | 612,464 | +10.7% | 0.29% | -4.3% |
| Q1 2020 | $25,432,000 | -43.2% | 553,361 | +8.5% | 0.30% | -34.4% |
| Q4 2019 | $44,762,000 | +1435.0% | 510,113 | +1506.1% | 0.46% | +1309.1% |
| Q3 2019 | $2,916,000 | -42.0% | 31,761 | -19.6% | 0.03% | -35.3% |
| Q2 2019 | $5,024,000 | -18.0% | 39,500 | +1.5% | 0.05% | -21.5% |
| Q1 2019 | $6,125,000 | +299.8% | 38,929 | +152.1% | 0.06% | +195.5% |
| Q4 2018 | $1,532,000 | -95.2% | 15,443 | -92.9% | 0.02% | -93.2% |
| Q3 2018 | $31,903,000 | +46.9% | 218,511 | +57.9% | 0.32% | +38.9% |
| Q2 2018 | $21,717,000 | -16.8% | 138,366 | -9.5% | 0.23% | -27.6% |
| Q1 2018 | $26,106,000 | +2031.1% | 152,893 | +2122.3% | 0.32% | +1918.8% |
| Q4 2017 | $1,225,000 | -73.0% | 6,880 | -93.4% | 0.02% | -82.2% |
| Q2 2016 | $4,532,000 | -3.9% | 104,682 | -5.6% | 0.09% | -3.2% |
| Q1 2016 | $4,715,000 | -75.1% | 110,947 | -62.4% | 0.09% | -69.5% |
| Q4 2015 | $18,966,000 | -26.2% | 295,327 | -1.7% | 0.30% | -25.2% |
| Q3 2015 | $25,704,000 | -41.3% | 300,456 | +15.5% | 0.41% | -29.0% |
| Q2 2015 | $43,800,000 | +768.4% | 260,142 | +522.8% | 0.58% | +721.4% |
| Q1 2015 | $5,044,000 | +912.9% | 41,768 | +669.2% | 0.07% | +900.0% |
| Q4 2014 | $498,000 | +229.8% | 5,430 | +29.2% | 0.01% | +250.0% |
| Q3 2014 | $151,000 | -10.7% | 4,203 | -3.8% | 0.00% | 0.0% |
| Q2 2014 | $169,000 | – | 4,369 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ARMISTICE CAPITAL, LLC | 1,964,000 | $59,215,000 | 1.36% |
| Birchview Capital, LP | 75,500 | $2,276,000 | 1.35% |
| Camber Capital Management LP | 1,000,000 | $30,150,000 | 1.04% |
| Sessa Capital IM, L.P. | 875,000 | $26,381,000 | 1.02% |
| Bain Capital Life Sciences Investors, LLC | 538,179 | $16,226,000 | 0.92% |
| Tarsadia Capital, LLC | 100,000 | $3,015,000 | 0.81% |
| Bullseye Asset Management LLC | 67,872 | $2,046,000 | 0.76% |
| SUVRETTA CAPITAL MANAGEMENT, LLC | 1,304,246 | $39,323,000 | 0.58% |
| MANGROVE PARTNERS IM, LLC | 175,178 | $5,282,000 | 0.53% |
| Parametrica Management Ltd | 37,712 | $1,080,000 | 0.52% |