BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 219 filers reported holding BLUEBIRD BIO INC in Q1 2017. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $220,000 | +8.9% | 1,400 | +8.5% | 0.00% | 0.0% |
| Q2 2018 | $202,000 | -4.7% | 1,290 | +4.0% | 0.00% | 0.0% |
| Q1 2018 | $212,000 | -0.9% | 1,240 | +3.3% | 0.00% | 0.0% |
| Q4 2017 | $214,000 | +94.5% | 1,200 | +14.3% | 0.00% | +100.0% |
| Q2 2017 | $110,000 | +15.8% | 1,050 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $95,000 | +35.7% | 1,050 | -8.7% | 0.00% | 0.0% |
| Q4 2016 | $70,000 | +14.8% | 1,150 | +27.8% | 0.00% | 0.0% |
| Q3 2016 | $61,000 | +60.5% | 900 | 0.0% | 0.00% | +100.0% |
| Q2 2016 | $38,000 | 0.0% | 900 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $38,000 | -13.6% | 900 | +28.6% | 0.00% | 0.0% |
| Q4 2015 | $44,000 | +158.8% | 700 | +250.0% | 0.00% | 0.0% |
| Q3 2015 | $17,000 | – | 200 | – | 0.00% | – |
Download | ||||||
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% |