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 | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $280,000 | -7.9% | 5,188 | +4.3% | 0.00% | 0.0% |
| Q2 2020 | $304,000 | +16.5% | 4,975 | +67.0% | 0.00% | 0.0% |
| Q4 2019 | $261,000 | -5.1% | 2,979 | -0.6% | 0.00% | 0.0% |
| Q3 2019 | $275,000 | -44.6% | 2,998 | -23.1% | 0.00% | -55.6% |
| Q2 2019 | $496,000 | -18.2% | 3,900 | +1.2% | 0.01% | -25.0% |
| Q1 2019 | $606,000 | +61.6% | 3,854 | +1.5% | 0.01% | +33.3% |
| Q4 2018 | $375,000 | -24.4% | 3,797 | +11.7% | 0.01% | -10.0% |
| Q3 2018 | $496,000 | +33.0% | 3,398 | +41.7% | 0.01% | +66.7% |
| Q2 2018 | $373,000 | -5.1% | 2,398 | +4.1% | 0.01% | -60.0% |
| Q1 2018 | $393,000 | -5.3% | 2,303 | -5.5% | 0.02% | -16.7% |
| Q4 2017 | $415,000 | +15.9% | 2,437 | -10.5% | 0.02% | +100.0% |
| Q3 2017 | $358,000 | +50.4% | 2,723 | +7.6% | 0.01% | +50.0% |
| Q2 2017 | $238,000 | -59.8% | 2,531 | -63.9% | 0.01% | -64.7% |
| Q1 2017 | $592,000 | +158.5% | 7,013 | +99.3% | 0.02% | +112.5% |
| Q4 2016 | $229,000 | -13.6% | 3,518 | -7.8% | 0.01% | -27.3% |
| Q3 2016 | $265,000 | -42.3% | 3,816 | +40.1% | 0.01% | -50.0% |
| Q2 2015 | $459,000 | +111.5% | 2,724 | +51.8% | 0.02% | +69.2% |
| Q1 2015 | $217,000 | – | 1,795 | – | 0.01% | – |
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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% |