BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 283 filers reported holding BLUEBIRD BIO INC in Q2 2019. The put-call ratio across all filers is 1.28 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $415,000 | +12.5% | 7,694 | +92.1% | 0.01% | +37.5% |
| Q3 2019 | $369,000 | -94.5% | 4,005 | -92.4% | 0.01% | -92.9% |
| Q2 2019 | $6,665,000 | +117.5% | 52,400 | +169.0% | 0.11% | +52.7% |
| Q1 2019 | $3,065,000 | +1209.8% | 19,479 | +1117.4% | 0.07% | +1750.0% |
| Q3 2018 | $234,000 | -99.0% | 1,600 | -98.9% | 0.00% | -99.0% |
| Q2 2018 | $22,653,000 | +2322.8% | 144,328 | +2646.0% | 0.41% | +3084.6% |
| Q4 2017 | $935,000 | +297.9% | 5,256 | +207.5% | 0.01% | +333.3% |
| Q3 2017 | $235,000 | -96.1% | 1,709 | -98.1% | 0.00% | -95.9% |
| Q3 2016 | $5,975,000 | +429.2% | 88,150 | +567.8% | 0.07% | +184.6% |
| Q3 2015 | $1,129,000 | -85.1% | 13,201 | -70.8% | 0.03% | -82.2% |
| Q2 2015 | $7,602,000 | – | 45,156 | – | 0.15% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sessa Capital IM, L.P. | 1,834,965 | $35,066,000 | 1.72% |
| Birchview Capital, LP | 84,000 | $1,605,000 | 1.09% |
| ARMISTICE CAPITAL, LLC | 2,472,000 | $47,240,000 | 0.80% |
| EcoR1 Capital, LLC | 802,507 | $15,336,000 | 0.53% |
| Parametrica Management Ltd | 36,919 | $706,000 | 0.53% |
| Bain Capital Life Sciences Investors, LLC | 538,179 | $7,239,000 | 0.45% |
| APPLETON GROUP, LLC | 19,495 | $373,000 | 0.32% |
| MANGROVE PARTNERS IM, LLC | 175,587 | $3,355,000 | 0.30% |
| Quinn Opportunity Partners LLC | 230,100 | $4,397,000 | 0.28% |
| PDT Partners, LLC | 171,700 | $3,281,000 | 0.24% |