SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $1,643,000 | -5.3% | 16,946 | 0.0% | 0.00% | -20.0% |
| Q2 2019 | $1,735,000 | -15.0% | 16,946 | -5.4% | 0.01% | 0.0% |
| Q1 2019 | $2,040,000 | +194.4% | 17,916 | +1.2% | 0.01% | +150.0% |
| Q4 2018 | $693,000 | -26.0% | 17,696 | +3.2% | 0.00% | 0.0% |
| Q3 2018 | $936,000 | -34.0% | 17,150 | 0.0% | 0.00% | -50.0% |
| Q2 2018 | $1,419,000 | +50.2% | 17,150 | +20.9% | 0.00% | +33.3% |
| Q1 2018 | $945,000 | +67.6% | 14,190 | +29.4% | 0.00% | +200.0% |
| Q4 2017 | $564,000 | -37.1% | 10,964 | +8.9% | 0.00% | -50.0% |
| Q3 2017 | $897,000 | +83.1% | 10,064 | +22.7% | 0.00% | +100.0% |
| Q2 2017 | $490,000 | +11.9% | 8,204 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $438,000 | +7.1% | 8,204 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $409,000 | -13.7% | 8,204 | +4.1% | 0.00% | 0.0% |
| Q3 2016 | $474,000 | +54.4% | 7,884 | +31.3% | 0.00% | 0.0% |
| Q2 2016 | $307,000 | – | 6,004 | – | 0.00% | – |
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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% |