SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 166 filers reported holding SPARK THERAPEUTICS INC in Q1 2018. The put-call ratio across all filers is 1.09 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $18,193,000 | +201.5% | 187,596 | +218.3% | 0.14% | +186.0% |
| Q2 2019 | $6,034,000 | -47.5% | 58,939 | -41.6% | 0.05% | -7.4% |
| Q1 2019 | $11,496,000 | +9725.6% | 100,940 | +3281.6% | 0.05% | +5300.0% |
| Q4 2018 | $117,000 | -97.4% | 2,985 | -96.4% | 0.00% | -94.7% |
| Q3 2018 | $4,506,000 | +1245.1% | 82,616 | +1168.1% | 0.02% | +35.7% |
| Q4 2017 | $335,000 | -77.1% | 6,515 | -60.3% | 0.01% | -79.4% |
| Q3 2017 | $1,461,000 | -69.2% | 16,416 | -82.7% | 0.07% | +119.4% |
| Q4 2016 | $4,737,000 | +1069.6% | 94,927 | +591.0% | 0.03% | +675.0% |
| Q1 2016 | $405,000 | – | 13,738 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Twin Securities, Inc. | 320,653 | $32,828,000 | 11.88% |
| Casdin Capital, LLC | 884,800 | $90,585,824,000 | 8.48% |
| One68 Global Capital, LLC | 60,048 | $6,148,000 | 7.74% |
| STANSBERRY ASSET MANAGEMENT, LLC | 167,605 | $17,159,000 | 6.76% |
| EcoR1 Capital, LLC | 614,128 | $62,874,000 | 6.35% |
| Chicago Capital Management, LLC | 121,000 | $12,388,000 | 5.33% |
| Boxer Capital, LLC | 600,000 | $61,428,000 | 5.28% |
| Sandell Asset Management Corp. | 428,310 | $43,850,000 | 4.96% |
| GARDNER LEWIS ASSET MANAGEMENT L P | 375,397 | $38,433,000 | 4.71% |
| SPRING CREEK CAPITAL LLC | 126,000 | $12,900,000 | 4.65% |