SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 93 filers reported holding SPARK THERAPEUTICS INC in Q3 2015. The put-call ratio across all filers is 2.73 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $2,240,000 | +9.5% | 57,236 | +52.6% | 0.01% | +25.0% |
| Q3 2018 | $2,046,000 | -60.7% | 37,512 | -40.4% | 0.01% | -60.0% |
| Q2 2018 | $5,207,000 | -21.8% | 62,915 | -37.1% | 0.02% | -25.9% |
| Q1 2018 | $6,659,000 | +28.2% | 100,000 | -1.0% | 0.03% | +35.0% |
| Q4 2017 | $5,194,000 | -44.3% | 101,016 | -3.4% | 0.02% | -50.0% |
| Q3 2017 | $9,320,000 | +26.1% | 104,528 | -15.5% | 0.04% | +17.6% |
| Q2 2017 | $7,391,000 | -8.6% | 123,726 | -18.4% | 0.03% | -8.1% |
| Q1 2017 | $8,089,000 | +3.7% | 151,645 | -3.0% | 0.04% | 0.0% |
| Q4 2016 | $7,798,000 | -7.5% | 156,272 | +11.3% | 0.04% | 0.0% |
| Q3 2016 | $8,430,000 | +17.5% | 140,359 | +0.1% | 0.04% | +15.6% |
| Q2 2016 | $7,172,000 | -1.9% | 140,278 | -43.4% | 0.03% | -3.0% |
| Q1 2016 | $7,312,000 | -0.6% | 247,788 | +52.7% | 0.03% | +3.1% |
| Q4 2015 | $7,354,000 | +6.3% | 162,310 | -2.1% | 0.03% | +14.3% |
| Q3 2015 | $6,916,000 | +259.1% | 165,722 | +418.6% | 0.03% | +250.0% |
| Q2 2015 | $1,926,000 | -22.2% | 31,954 | 0.0% | 0.01% | -20.0% |
| Q1 2015 | $2,476,000 | – | 31,954 | – | 0.01% | – |
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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% |