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 | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $258,000 | -26.5% | 5,955 | -8.4% | 0.00% | -42.9% |
| Q3 2020 | $351,000 | -10.9% | 6,501 | +0.6% | 0.01% | -12.5% |
| Q2 2020 | $394,000 | +36.8% | 6,462 | +3.0% | 0.01% | +14.3% |
| Q1 2020 | $288,000 | -27.1% | 6,271 | +39.4% | 0.01% | -12.5% |
| Q4 2019 | $395,000 | -15.6% | 4,499 | -11.8% | 0.01% | -20.0% |
| Q3 2019 | $468,000 | -18.2% | 5,101 | +13.5% | 0.01% | -23.1% |
| Q2 2019 | $572,000 | +2.7% | 4,494 | +27.1% | 0.01% | 0.0% |
| Q1 2019 | $557,000 | +34.9% | 3,537 | -15.1% | 0.01% | +30.0% |
| Q4 2018 | $413,000 | +41200.0% | 4,164 | +46166.7% | 0.01% | – |
| Q3 2017 | $1,000 | 0.0% | 9 | 0.0% | 0.00% | – |
| Q2 2017 | $1,000 | 0.0% | 9 | -40.0% | 0.00% | – |
| Q1 2017 | $1,000 | – | 15 | – | 0.00% | – |
Download | ||||||
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% |