BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 178 filers reported holding BLUEBIRD BIO INC in Q1 2022. The put-call ratio across all filers is 1.32 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $315,121 | -76.7% | 103,658 | -74.8% | 0.00% | – |
| Q2 2023 | $1,350,733 | +941.5% | 410,557 | +906.7% | 0.00% | – |
| Q1 2023 | $129,690 | -33.2% | 40,783 | +45.3% | 0.00% | – |
| Q4 2022 | $194,272 | +313.3% | 28,074 | +280.8% | 0.00% | – |
| Q3 2022 | $47,000 | +88.0% | 7,373 | +23.9% | 0.00% | – |
| Q2 2022 | $25,000 | -80.6% | 5,953 | -77.5% | 0.00% | – |
| Q1 2022 | $129,000 | -76.7% | 26,483 | -52.3% | 0.00% | – |
| Q4 2021 | $554,000 | -47.8% | 55,485 | 0.0% | 0.00% | – |
| Q3 2021 | $1,061,000 | -21.4% | 55,485 | +31.4% | 0.00% | – |
| Q2 2021 | $1,350,000 | +6.3% | 42,216 | +0.2% | 0.00% | – |
| Q1 2021 | $1,270,000 | -22.1% | 42,119 | +11.8% | 0.00% | -100.0% |
| Q4 2020 | $1,630,000 | -41.4% | 37,676 | -27.0% | 0.00% | 0.0% |
| Q3 2020 | $2,783,000 | -11.8% | 51,578 | -0.2% | 0.00% | -50.0% |
| Q2 2020 | $3,156,000 | +72.0% | 51,690 | +29.5% | 0.00% | +100.0% |
| Q1 2020 | $1,835,000 | -47.8% | 39,928 | -0.4% | 0.00% | -50.0% |
| Q4 2019 | $3,517,000 | +9.6% | 40,074 | +14.6% | 0.00% | 0.0% |
| Q3 2019 | $3,209,000 | -15.0% | 34,954 | +17.7% | 0.00% | 0.0% |
| Q2 2019 | $3,776,000 | -17.5% | 29,685 | +2.0% | 0.00% | -33.3% |
| Q1 2019 | $4,579,000 | +73.7% | 29,100 | +9.5% | 0.00% | +50.0% |
| Q4 2018 | $2,636,000 | -24.7% | 26,564 | +10.8% | 0.00% | -33.3% |
| Q3 2018 | $3,501,000 | -2.1% | 23,983 | +5.3% | 0.00% | 0.0% |
| Q2 2018 | $3,575,000 | +1.3% | 22,782 | +10.2% | 0.00% | 0.0% |
| Q1 2018 | $3,530,000 | -10.8% | 20,676 | -6.9% | 0.00% | 0.0% |
| Q4 2017 | $3,959,000 | +43.3% | 22,202 | +10.6% | 0.00% | +50.0% |
| Q3 2017 | $2,762,000 | +72.5% | 20,076 | +32.4% | 0.00% | +100.0% |
| Q2 2017 | $1,601,000 | +25.9% | 15,164 | +8.7% | 0.00% | 0.0% |
| Q1 2017 | $1,272,000 | +51.6% | 13,944 | +2.6% | 0.00% | 0.0% |
| Q4 2016 | $839,000 | +55.9% | 13,587 | +68.7% | 0.00% | 0.0% |
| Q3 2016 | $538,000 | +52.8% | 8,053 | -3.1% | 0.00% | – |
| Q2 2016 | $352,000 | +186.2% | 8,314 | +187.2% | 0.00% | – |
| Q1 2016 | $123,000 | -12.8% | 2,895 | +31.6% | 0.00% | – |
| Q4 2015 | $141,000 | -25.0% | 2,200 | 0.0% | 0.00% | – |
| Q3 2015 | $188,000 | -25.7% | 2,200 | +45.1% | 0.00% | – |
| Q2 2015 | $253,000 | -53.3% | 1,516 | -65.7% | 0.00% | -100.0% |
| Q1 2015 | $542,000 | +96.4% | 4,421 | +50.3% | 0.00% | – |
| Q4 2014 | $276,000 | +157.9% | 2,941 | 0.0% | 0.00% | – |
| Q3 2014 | $107,000 | – | 2,941 | – | 0.00% | – |
Download | ||||||
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% |