BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 282 filers reported holding BLUEBIRD BIO INC in Q2 2020. The put-call ratio across all filers is 1.27 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $1,583,000 | -44.0% | 82,831 | -6.2% | 0.02% | -40.0% |
| Q2 2021 | $2,825,000 | -22.0% | 88,338 | -26.4% | 0.02% | -28.6% |
| Q1 2021 | $3,621,000 | -30.1% | 120,084 | +0.3% | 0.04% | -39.7% |
| Q4 2020 | $5,179,000 | +12.3% | 119,697 | +19.3% | 0.06% | -18.3% |
| Q1 2020 | $4,612,000 | -52.9% | 100,343 | -10.0% | 0.07% | -6.6% |
| Q4 2019 | $9,786,000 | +3524.4% | 111,523 | +6954.0% | 0.08% | +3700.0% |
| Q1 2018 | $270,000 | -95.6% | 1,581 | -96.5% | 0.00% | -95.5% |
| Q3 2017 | $6,167,000 | +58.8% | 44,898 | +21.5% | 0.04% | +63.0% |
| Q2 2017 | $3,883,000 | +21.6% | 36,962 | +5.2% | 0.03% | +22.7% |
| Q1 2017 | $3,194,000 | +44.4% | 35,139 | -2.0% | 0.02% | +37.5% |
| Q4 2016 | $2,212,000 | -31.1% | 35,849 | -24.3% | 0.02% | -38.5% |
| Q3 2016 | $3,212,000 | +42.9% | 47,385 | -8.7% | 0.03% | +30.0% |
| Q2 2016 | $2,247,000 | +27.3% | 51,898 | +25.0% | 0.02% | +11.1% |
| Q1 2016 | $1,765,000 | -43.1% | 41,530 | -14.0% | 0.02% | -40.0% |
| Q4 2015 | $3,103,000 | +58.9% | 48,317 | +198.8% | 0.03% | +87.5% |
| Q1 2015 | $1,953,000 | – | 16,173 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 82,500 | $5,090,000 | 4.20% |
| RTW INVESTMENTS, LP | 122,576 | $7,563,000 | 2.85% |
| Eventide Asset Management | 587,677 | $36,260,000 | 2.36% |
| First Light Asset Management, LLC | 71,246 | $4,396,000 | 1.93% |
| ARK Investment Management | 75,645 | $4,667,000 | 1.70% |
| Taylor Wealth Management Partners | 39,118 | $2,414,000 | 1.12% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 302,027 | $18,635,000 | 0.77% |
| ARMISTICE CAPITAL, LLC | 40,000 | $2,468,000 | 0.58% |
| Artal Group S.A. | 422,536 | $26,070,000 | 0.58% |
| TURNER INVESTMENTS LLC | 21,020 | $1,297,000 | 0.52% |