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 | $2,135,000 | -4.3% | 22,012 | +1.0% | 0.00% | 0.0% |
| Q2 2019 | $2,231,000 | -0.2% | 21,790 | +11.0% | 0.00% | 0.0% |
| Q1 2019 | $2,236,000 | +273.3% | 19,634 | +28.3% | 0.00% | +100.0% |
| Q4 2018 | $599,000 | +6.6% | 15,298 | +48.5% | 0.00% | – |
| Q3 2018 | $562,000 | -53.0% | 10,304 | -28.7% | 0.00% | -100.0% |
| Q2 2018 | $1,197,000 | +127.6% | 14,460 | +82.9% | 0.00% | 0.0% |
| Q1 2018 | $526,000 | -63.6% | 7,906 | -51.3% | 0.00% | -50.0% |
| Q3 2017 | $1,447,000 | +388.9% | 16,226 | +61.5% | 0.00% | – |
| Q1 2016 | $296,000 | – | 10,046 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 170,000 | $5,017,000 | 5.76% |
| Rock Springs Capital Management LP | 580,500 | $17,131,000 | 1.44% |
| Opus Point Partners Management, LLC | 31,500 | $930,000 | 0.72% |
| Bain Capital Public Equity Management, LLC | 424,114 | $12,516,000 | 0.46% |
| Baker Brothers Advisors | 1,262,382 | $37,253,000 | 0.39% |
| MARINER INVESTMENT GROUP LLC | 34,350 | $1,014,000 | 0.28% |
| Eventide Asset Management | 150,000 | $4,427,000 | 0.25% |
| Virtus ETF Advisers LLC | 5,251 | $155,000 | 0.21% |
| EMERALD ADVISERS, LLC | 123,970 | $3,658,000 | 0.18% |
| Endurant Capital Management LP | 17,500 | $516,000 | 0.17% |