SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 199 filers reported holding SPARK THERAPEUTICS INC in Q2 2019. The put-call ratio across all filers is 0.72 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $2,105,000 | -5.9% | 21,709 | -0.7% | 0.01% | -11.1% |
| Q2 2019 | $2,238,000 | -2.0% | 21,859 | +9.0% | 0.01% | 0.0% |
| Q1 2019 | $2,284,000 | +182.0% | 20,057 | -3.1% | 0.01% | +200.0% |
| Q4 2018 | $810,000 | -28.8% | 20,706 | -0.8% | 0.00% | -25.0% |
| Q3 2018 | $1,138,000 | -32.9% | 20,866 | +1.8% | 0.00% | -33.3% |
| Q2 2018 | $1,696,000 | +44.2% | 20,491 | +16.0% | 0.01% | +50.0% |
| Q1 2018 | $1,176,000 | +22.9% | 17,667 | -5.1% | 0.00% | +33.3% |
| Q4 2017 | $957,000 | -39.9% | 18,618 | +4.2% | 0.00% | -50.0% |
| Q3 2017 | $1,593,000 | +85.0% | 17,862 | +23.9% | 0.01% | +100.0% |
| Q2 2017 | $861,000 | +39.3% | 14,420 | +24.5% | 0.00% | +50.0% |
| Q1 2017 | $618,000 | +25.6% | 11,582 | +17.4% | 0.00% | 0.0% |
| Q4 2016 | $492,000 | -99.9% | 9,868 | -0.3% | 0.00% | 0.0% |
| Q3 2016 | $594,294,000 | +17.6% | 9,895 | +0.2% | 0.00% | 0.0% |
| Q2 2016 | $505,164,000 | +263.4% | 9,880 | +109.6% | 0.00% | +100.0% |
| Q1 2016 | $139,000,000 | -35.0% | 4,714 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $214,000,000 | +104290.2% | 4,714 | -4.2% | 0.00% | 0.0% |
| Q3 2015 | $205,000 | -99.9% | 4,923 | +2.2% | 0.00% | 0.0% |
| Q2 2015 | $290,381,000 | – | 4,818 | – | 0.00% | – |
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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% |