SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 123 filers reported holding SPARK THERAPEUTICS INC in Q1 2017. The put-call ratio across all filers is 0.24 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $4,258,000 | +161.4% | 37,392 | -10.2% | 0.05% | +125.0% |
| Q4 2018 | $1,629,000 | -45.7% | 41,624 | -24.3% | 0.02% | -38.5% |
| Q3 2018 | $3,000,000 | -29.7% | 54,999 | +6.6% | 0.04% | -33.9% |
| Q2 2018 | $4,270,000 | +53.5% | 51,596 | +23.5% | 0.06% | +37.2% |
| Q1 2018 | $2,782,000 | +12.6% | 41,774 | -13.1% | 0.04% | +19.4% |
| Q4 2017 | $2,471,000 | -47.1% | 48,051 | -8.2% | 0.04% | -45.5% |
| Q3 2017 | $4,667,000 | +49.4% | 52,349 | +0.1% | 0.07% | +40.4% |
| Q2 2017 | $3,123,000 | +30.6% | 52,281 | +16.6% | 0.05% | +17.5% |
| Q1 2017 | $2,391,000 | -13.9% | 44,832 | -19.5% | 0.04% | -25.9% |
| Q4 2016 | $2,778,000 | -29.7% | 55,666 | -15.4% | 0.05% | -22.9% |
| Q3 2016 | $3,952,000 | +14.7% | 65,800 | -2.4% | 0.07% | +6.1% |
| Q2 2016 | $3,446,000 | +45.2% | 67,400 | -16.2% | 0.07% | +43.5% |
| Q1 2016 | $2,373,000 | -33.4% | 80,400 | +2.3% | 0.05% | -25.8% |
| Q4 2015 | $3,562,000 | +10.6% | 78,620 | +1.8% | 0.06% | +14.8% |
| Q3 2015 | $3,222,000 | -56.9% | 77,220 | -37.7% | 0.05% | +1.9% |
| Q2 2015 | $7,474,000 | +160.6% | 124,000 | +235.1% | 0.05% | +29.3% |
| Q1 2015 | $2,868,000 | – | 37,000 | – | 0.04% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sofinnova Management VIII, L.L.C. | 904,986 | $45,159,000 | 25.41% |
| Casdin Capital, LLC | 128,500 | $6,412,000 | 5.30% |
| Rock Springs Capital Management LP | 625,000 | $31,188,000 | 2.09% |
| Bain Capital Public Equity Management, LLC | 656,226 | $32,746,000 | 1.14% |
| Ghost Tree Capital, LLC | 80,000 | $3,992,000 | 0.96% |
| Baker Brothers Advisors | 1,318,341 | $65,785,000 | 0.64% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 283,000 | $14,122,000 | 0.58% |
| Eventide Asset Management | 150,000 | $7,485,000 | 0.49% |
| Endurant Capital Management LP | 14,800 | $739,000 | 0.30% |
| HIGHLAND CAPITAL MANAGEMENT LP | 112,000 | $5,589,000 | 0.26% |