SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 199 filers reported holding SPARK THERAPEUTICS INC in Q2 2019. The put-call ratio across all filers is 0.72 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $24,393,000 | +0.2% | 251,521 | +5.8% | 0.02% | +4.3% |
| Q2 2019 | $24,345,000 | -21.3% | 237,791 | -12.5% | 0.02% | -25.8% |
| Q1 2019 | $30,946,000 | +1765.3% | 271,745 | +538.5% | 0.03% | +1450.0% |
| Q4 2018 | $1,659,000 | +118.0% | 42,562 | +205.2% | 0.00% | +100.0% |
| Q3 2018 | $761,000 | -94.7% | 13,945 | -92.5% | 0.00% | -93.8% |
| Q1 2015 | $14,383,000 | – | 185,580 | – | 0.02% | – |
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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% |