SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 199 filers reported holding SPARK THERAPEUTICS INC in Q2 2019. The put-call ratio across all filers is 0.72 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $23,750,000 | +5.5% | 244,900 | +11.4% | 0.45% | +29.2% |
| Q2 2019 | $22,513,000 | -41.3% | 219,900 | -48.9% | 0.35% | -4.6% |
| Q3 2017 | $38,340,000 | +282.1% | 430,016 | +158.3% | 0.37% | +394.6% |
| Q2 2015 | $10,035,000 | +2.0% | 166,500 | +31.1% | 0.07% | -11.9% |
| Q1 2015 | $9,843,000 | – | 127,000 | – | 0.08% | – |
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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% |