SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 117 filers reported holding SPARK THERAPEUTICS INC in Q2 2016. The put-call ratio across all filers is 0.13 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $4,566,000 | -9.6% | 47,081 | -4.6% | 0.01% | -11.1% |
| Q2 2019 | $5,052,000 | +4.6% | 49,347 | +16.4% | 0.01% | 0.0% |
| Q1 2019 | $4,828,000 | +191.2% | 42,397 | +0.1% | 0.01% | +125.0% |
| Q4 2018 | $1,658,000 | +5.9% | 42,372 | +47.7% | 0.00% | +33.3% |
| Q3 2018 | $1,565,000 | -38.1% | 28,686 | -6.1% | 0.00% | -40.0% |
| Q2 2018 | $2,527,000 | +46.2% | 30,537 | +17.6% | 0.01% | +25.0% |
| Q1 2018 | $1,729,000 | +29.1% | 25,959 | -0.3% | 0.00% | +33.3% |
| Q4 2017 | $1,339,000 | -50.6% | 26,038 | -14.3% | 0.00% | -50.0% |
| Q3 2017 | $2,710,000 | +72.6% | 30,390 | +15.6% | 0.01% | +50.0% |
| Q2 2017 | $1,570,000 | +30.0% | 26,278 | +16.0% | 0.00% | +33.3% |
| Q1 2017 | $1,208,000 | +11.2% | 22,652 | +4.1% | 0.00% | 0.0% |
| Q4 2016 | $1,086,000 | -7.9% | 21,769 | +10.9% | 0.00% | 0.0% |
| Q3 2016 | $1,179,000 | +48.7% | 19,624 | +26.5% | 0.00% | +50.0% |
| Q2 2016 | $793,000 | +223.7% | 15,516 | +86.9% | 0.00% | +100.0% |
| Q1 2016 | $245,000 | -29.8% | 8,300 | +7.7% | 0.00% | 0.0% |
| Q4 2015 | $349,000 | +17.9% | 7,705 | +8.6% | 0.00% | 0.0% |
| Q3 2015 | $296,000 | -28.5% | 7,095 | +3.2% | 0.00% | 0.0% |
| Q2 2015 | $414,000 | – | 6,875 | – | 0.00% | – |
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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% |