SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 181 filers reported holding SPARK THERAPEUTICS INC in Q3 2018. The put-call ratio across all filers is 1.88 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $23,083,000 | -5.3% | 238,020 | 0.0% | 0.01% | 0.0% |
| Q2 2019 | $24,368,000 | -10.1% | 238,020 | 0.0% | 0.01% | -14.3% |
| Q1 2019 | $27,106,000 | +191.0% | 238,020 | 0.0% | 0.01% | +133.3% |
| Q4 2018 | $9,316,000 | -28.3% | 238,020 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $12,984,000 | -54.7% | 238,020 | -31.2% | 0.00% | -50.0% |
| Q2 2018 | $28,637,000 | +24.3% | 346,020 | 0.0% | 0.01% | +20.0% |
| Q1 2018 | $23,041,000 | +29.5% | 346,020 | 0.0% | 0.01% | +25.0% |
| Q4 2017 | $17,792,000 | -42.3% | 346,020 | 0.0% | 0.00% | -42.9% |
| Q3 2017 | $30,851,000 | +49.2% | 346,020 | 0.0% | 0.01% | +40.0% |
| Q2 2017 | $20,671,000 | -15.7% | 346,020 | -24.7% | 0.01% | -16.7% |
| Q1 2017 | $24,511,000 | +14.8% | 459,520 | +7.4% | 0.01% | +20.0% |
| Q4 2016 | $21,358,000 | -11.8% | 428,020 | +6.2% | 0.01% | -16.7% |
| Q3 2016 | $24,205,000 | +17.5% | 403,020 | 0.0% | 0.01% | 0.0% |
| Q2 2016 | $20,606,000 | +73.3% | 403,020 | 0.0% | 0.01% | +100.0% |
| Q1 2016 | $11,893,000 | -52.5% | 403,020 | -27.1% | 0.00% | -57.1% |
| Q4 2015 | $25,057,000 | +49.0% | 553,020 | +37.2% | 0.01% | +40.0% |
| Q3 2015 | $16,818,000 | -22.1% | 403,020 | +12.6% | 0.01% | -16.7% |
| Q2 2015 | $21,578,000 | -22.2% | 358,020 | 0.0% | 0.01% | -14.3% |
| Q1 2015 | $27,747,000 | – | 358,020 | – | 0.01% | – |
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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% |