SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $4,342,000 | +191.0% | 38,125 | 0.0% | 0.06% | +152.0% |
| Q4 2018 | $1,492,000 | -28.3% | 38,125 | 0.0% | 0.02% | -13.8% |
| Q3 2018 | $2,080,000 | -34.6% | 38,125 | -0.7% | 0.03% | -38.3% |
| Q2 2018 | $3,178,000 | +24.3% | 38,396 | 0.0% | 0.05% | +17.5% |
| Q1 2018 | $2,557,000 | +29.5% | 38,396 | 0.0% | 0.04% | +33.3% |
| Q4 2017 | $1,974,000 | – | 38,396 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 93,500 | $5,616,000 | 4.55% |
| Rock Springs Capital Management LP | 625,000 | $37,538,000 | 2.35% |
| Bain Capital Public Equity Management, LLC | 367,314 | $22,061,000 | 1.43% |
| EcoR1 Capital, LLC | 68,600 | $4,120,000 | 1.26% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 368,000 | $22,102,000 | 1.03% |
| Baker Brothers Advisors | 1,318,341 | $79,180,000 | 0.72% |
| Eventide Asset Management | 150,000 | $9,009,000 | 0.55% |
| FEDERATED HERMES, INC. | 1,633,900 | $98,132,000 | 0.28% |
| Iguana Healthcare Management, LLC | 25,000 | $1,502,000 | 0.27% |
| BAILARD, INC. | 40,600 | $2,442,000 | 0.22% |