SPARK THERAPEUTICS INC's ticker is and the CUSIP is 84652J903. A total of 3 filers reported holding SPARK THERAPEUTICS INC in Q2 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2016 | $527,000 | +162.2% | 10,300 | +51.5% | 0.00% | – |
| Q1 2016 | $201,000 | +240.7% | 6,800 | +423.1% | 0.00% | – |
| Q4 2015 | $59,000 | -93.7% | 1,300 | -94.2% | 0.00% | -100.0% |
| Q3 2015 | $939,000 | +139.5% | 22,500 | +246.2% | 0.00% | – |
| Q2 2015 | $392,000 | +152.9% | 6,500 | +225.0% | 0.00% | – |
| Q1 2015 | $155,000 | – | 2,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 33,500 | $1,713,000 | 0.02% |
| SIMPLEX TRADING, LLC | 169 | $88,000 | 0.01% |
| Citadel Advisors | 10,300 | $527,000 | 0.00% |