SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 166 filers reported holding SPARK THERAPEUTICS INC in Q1 2018. The put-call ratio across all filers is 1.09 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $15,771,000 | -10.4% | 162,625 | -5.4% | 0.37% | -10.0% |
| Q2 2019 | $17,608,000 | -18.2% | 171,985 | -9.1% | 0.41% | -15.4% |
| Q1 2019 | $21,535,000 | +177.9% | 189,106 | -4.5% | 0.49% | +143.5% |
| Q4 2018 | $7,749,000 | -29.2% | 197,989 | -1.3% | 0.20% | -11.9% |
| Q3 2018 | $10,946,000 | -36.3% | 200,665 | -3.3% | 0.23% | -35.7% |
| Q2 2018 | $17,175,000 | +10.0% | 207,525 | -11.5% | 0.35% | +15.4% |
| Q1 2018 | $15,611,000 | – | 234,430 | – | 0.31% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sofinnova Management VIII, L.L.C. | 699,430 | $37,308,000 | 19.68% |
| Casdin Capital, LLC | 135,000 | $7,201,000 | 4.25% |
| Ghost Tree Capital, LLC | 200,000 | $10,668,000 | 1.99% |
| Rock Springs Capital Management LP | 625,000 | $33,338,000 | 1.92% |
| Bain Capital Public Equity Management, LLC | 228,517 | $12,190,000 | 0.86% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 283,000 | $15,095,000 | 0.58% |
| Baker Brothers Advisors | 1,318,341 | $70,320,000 | 0.58% |
| Eventide Asset Management | 150,000 | $8,001,000 | 0.53% |
| FOX RUN MANAGEMENT, L.L.C. | 17,700 | $944,000 | 0.38% |
| FEDERATED HERMES, INC. | 1,363,200 | $72,713,000 | 0.21% |