SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 189 filers reported holding SPARK THERAPEUTICS INC in Q3 2019. The put-call ratio across all filers is 0.96 and the average weighting 0.8%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $1,390,000 | -11.1% | 14,334 | -6.1% | 0.01% | -11.1% |
| Q2 2019 | $1,563,000 | -17.3% | 15,265 | -8.0% | 0.01% | -18.2% |
| Q1 2019 | $1,890,000 | +200.0% | 16,595 | +3.0% | 0.01% | +175.0% |
| Q4 2018 | $630,000 | -39.8% | 16,107 | -16.0% | 0.00% | -42.9% |
| Q3 2018 | $1,046,000 | -36.3% | 19,170 | -3.5% | 0.01% | -36.4% |
| Q2 2018 | $1,643,000 | +19.0% | 19,855 | -4.3% | 0.01% | +22.2% |
| Q1 2018 | $1,381,000 | +11.7% | 20,741 | -13.7% | 0.01% | 0.0% |
| Q4 2017 | $1,236,000 | -38.1% | 24,038 | +7.3% | 0.01% | -50.0% |
| Q3 2017 | $1,997,000 | +85.4% | 22,402 | +24.2% | 0.02% | +63.6% |
| Q2 2017 | $1,077,000 | +7.6% | 18,032 | -3.9% | 0.01% | +10.0% |
| Q1 2017 | $1,001,000 | -14.3% | 18,771 | -19.8% | 0.01% | -23.1% |
| Q4 2016 | $1,168,000 | -10.0% | 23,401 | +8.3% | 0.01% | -27.8% |
| Q3 2016 | $1,298,000 | +12.9% | 21,611 | -3.9% | 0.02% | +20.0% |
| Q2 2016 | $1,150,000 | +84.6% | 22,493 | +6.5% | 0.02% | +66.7% |
| Q1 2016 | $623,000 | -34.7% | 21,121 | +0.4% | 0.01% | -25.0% |
| Q4 2015 | $954,000 | – | 21,046 | – | 0.01% | – |
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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% |