SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 1 filers reported holding SPARK THERAPEUTICS INC in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $0 | – | 0 | – | 0.00% | – |
| Q1 2021 | $0 | – | 0 | – | 0.00% | – |
| Q4 2020 | $0 | – | 0 | – | 0.00% | – |
| Q3 2020 | $0 | – | 0 | – | 0.00% | – |
| Q2 2020 | $0 | – | 0 | – | 0.00% | – |
| Q1 2020 | $0 | – | 0 | – | 0.00% | – |
| Q3 2019 | $0 | -100.0% | 0 | -100.0% | 0.00% | -100.0% |
| Q4 2018 | $32,000 | -33.3% | 825 | -5.7% | 0.00% | 0.0% |
| Q3 2018 | $48,000 | -56.0% | 875 | -33.8% | 0.00% | -60.0% |
| Q2 2018 | $109,000 | +289.3% | 1,322 | +139.5% | 0.01% | +400.0% |
| Q1 2018 | $28,000 | 0.0% | 552 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $28,000 | -86.7% | 552 | -76.5% | 0.00% | -88.9% |
| Q3 2017 | $210,000 | +854.5% | 2,352 | +540.9% | 0.01% | +800.0% |
| Q2 2017 | $22,000 | -50.0% | 367 | -55.5% | 0.00% | -50.0% |
| Q1 2017 | $44,000 | -25.4% | 825 | -29.8% | 0.00% | -33.3% |
| Q4 2016 | $59,000 | -13.2% | 1,175 | +4.4% | 0.00% | -25.0% |
| Q3 2016 | $68,000 | +11.5% | 1,125 | -6.2% | 0.00% | +33.3% |
| Q2 2016 | $61,000 | +577.8% | 1,200 | +500.0% | 0.00% | +200.0% |
| Q4 2015 | $9,000 | – | 200 | – | 0.00% | – |
Download | ||||||
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% |