BLUEBIRD BIO INC's ticker is BLUE and the CUSIP is 09609G100. A total of 179 filers reported holding BLUEBIRD BIO INC in Q2 2016. The put-call ratio across all filers is 1.01 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $4,033,000 | -34.9% | 94,891 | -1.6% | 0.01% | -33.3% |
| Q4 2015 | $6,192,000 | -26.7% | 96,418 | -2.4% | 0.01% | -29.4% |
| Q3 2015 | $8,452,000 | -22.3% | 98,795 | +52.8% | 0.02% | -15.0% |
| Q2 2015 | $10,883,000 | +20.8% | 64,639 | -13.3% | 0.02% | +25.0% |
| Q1 2015 | $9,006,000 | +24.3% | 74,573 | -5.6% | 0.02% | +23.1% |
| Q4 2014 | $7,248,000 | – | 79,021 | – | 0.01% | – |
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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% |
| Baillie Gifford | 5,164,467 | $318,647,000 | 0.52% |