BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 194 filers reported holding BLUEBIRD BIO INC in Q3 2015. The put-call ratio across all filers is 1.12 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $310,000 | -26.9% | 5,742 | -17.4% | 0.01% | -22.2% |
| Q2 2020 | $424,000 | +16.8% | 6,952 | +179.5% | 0.01% | +12.5% |
| Q3 2018 | $363,000 | -72.1% | 2,487 | -67.3% | 0.01% | -74.2% |
| Q1 2018 | $1,300,000 | -29.4% | 7,615 | -26.4% | 0.03% | -26.2% |
| Q4 2017 | $1,842,000 | +65.9% | 10,344 | +28.0% | 0.04% | +68.0% |
| Q3 2017 | $1,110,000 | +199.2% | 8,082 | +128.6% | 0.02% | +212.5% |
| Q2 2017 | $371,000 | +15.6% | 3,535 | 0.0% | 0.01% | +14.3% |
| Q1 2017 | $321,000 | -28.5% | 3,535 | -51.4% | 0.01% | -30.0% |
| Q4 2016 | $449,000 | -49.6% | 7,281 | +37.6% | 0.01% | -47.4% |
| Q2 2015 | $891,000 | -9.8% | 5,290 | -35.3% | 0.02% | 0.0% |
| Q1 2015 | $988,000 | – | 8,180 | – | 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% |