SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 157 filers reported holding SPARK THERAPEUTICS INC in Q4 2018. The put-call ratio across all filers is 3.09 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $28,653,000 | +1.0% | 295,454 | +6.7% | 0.01% | 0.0% |
| Q2 2019 | $28,360,000 | -18.8% | 276,997 | -9.7% | 0.01% | -25.0% |
| Q1 2019 | $34,915,000 | -68.5% | 306,604 | -89.2% | 0.01% | -71.4% |
| Q4 2018 | $110,988,000 | -60.5% | 2,835,671 | -45.0% | 0.03% | -52.5% |
| Q3 2018 | $281,077,000 | -4.1% | 5,152,648 | +45.5% | 0.06% | -9.2% |
| Q2 2018 | $293,039,000 | +16.4% | 3,540,829 | -6.3% | 0.06% | +14.0% |
| Q1 2018 | $251,739,000 | +57.1% | 3,780,420 | +21.3% | 0.06% | +62.9% |
| Q4 2017 | $160,264,000 | +105.0% | 3,116,749 | +255.5% | 0.04% | +94.4% |
| Q3 2017 | $78,176,000 | +60.0% | 876,805 | +7.2% | 0.02% | +50.0% |
| Q2 2017 | $48,859,000 | +13.3% | 817,854 | +1.1% | 0.01% | +20.0% |
| Q1 2017 | $43,140,000 | +134.6% | 808,782 | +119.5% | 0.01% | +100.0% |
| Q4 2016 | $18,388,000 | -40.7% | 368,495 | -28.6% | 0.01% | -37.5% |
| Q3 2016 | $30,998,000 | +54.3% | 516,122 | +31.3% | 0.01% | +60.0% |
| Q2 2016 | $20,095,000 | +56.1% | 392,994 | -9.9% | 0.01% | +66.7% |
| Q1 2016 | $12,872,000 | -32.5% | 436,232 | +3.6% | 0.00% | -40.0% |
| Q4 2015 | $19,075,000 | +60.2% | 421,000 | +47.6% | 0.01% | +66.7% |
| Q3 2015 | $11,905,000 | -60.6% | 285,280 | -43.5% | 0.00% | -62.5% |
| Q2 2015 | $30,197,000 | -21.4% | 504,950 | -1.4% | 0.01% | -20.0% |
| Q1 2015 | $38,403,000 | – | 512,220 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Twin Securities, Inc. | 290,793 | $28,201,000 | 17.00% |
| Boxer Capital, LLC | 1,650,000 | $160,017,000 | 11.60% |
| One68 Global Capital, LLC | 48,066 | $4,661,000 | 10.64% |
| EcoR1 Capital, LLC | 714,789 | $69,320,000 | 8.75% |
| Casdin Capital, LLC | 863,300 | $83,722,834,000 | 8.66% |
| STANSBERRY ASSET MANAGEMENT, LLC | 168,629 | $16,354,000 | 7.23% |
| HAVENS ADVISORS LLC | 81,300 | $7,884,000 | 7.17% |
| Chicago Capital Management, LLC | 121,000 | $11,735,000 | 6.12% |
| GARDNER LEWIS ASSET MANAGEMENT L P | 364,397 | $35,339,000 | 5.29% |
| Sandell Asset Management Corp. | 153,000 | $14,838,000 | 4.99% |