SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 1 filers reported holding SPARK THERAPEUTICS INC in Q4 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $278,322,000 | -1.4% | 2,869,885 | +4.1% | 0.01% | 0.0% |
| Q2 2019 | $282,188,000 | -15.8% | 2,756,280 | -6.3% | 0.01% | -20.0% |
| Q1 2019 | $335,136,000 | +175.7% | 2,942,896 | -5.3% | 0.02% | +150.0% |
| Q4 2018 | $121,580,000 | -26.5% | 3,106,298 | +2.5% | 0.01% | -14.3% |
| Q3 2018 | $165,344,000 | -30.4% | 3,031,043 | +5.6% | 0.01% | -36.4% |
| Q2 2018 | $237,459,000 | +35.1% | 2,869,232 | +8.7% | 0.01% | +37.5% |
| Q1 2018 | $175,760,000 | +29.0% | 2,639,446 | -0.4% | 0.01% | +33.3% |
| Q4 2017 | $136,277,000 | -41.5% | 2,650,258 | +1.4% | 0.01% | -50.0% |
| Q3 2017 | $233,106,000 | +90.0% | 2,614,457 | +27.3% | 0.01% | +71.4% |
| Q2 2017 | $122,689,000 | +25.0% | 2,053,734 | +11.6% | 0.01% | +40.0% |
| Q1 2017 | $98,158,000 | +12108.7% | 1,840,214 | +11332.0% | 0.01% | +400.0% |
| Q4 2016 | $804,000 | +6.8% | 16,097 | +28.5% | 0.00% | 0.0% |
| Q3 2016 | $753,000 | +765.5% | 12,523 | +637.1% | 0.00% | – |
| Q2 2016 | $87,000 | +480.0% | 1,699 | +241.9% | 0.00% | – |
| Q1 2016 | $15,000 | +87.5% | 497 | +192.4% | 0.00% | – |
| Q4 2015 | $8,000 | +14.3% | 170 | 0.0% | 0.00% | – |
| Q3 2015 | $7,000 | -30.0% | 170 | 0.0% | 0.00% | – |
| Q2 2015 | $10,000 | -99.6% | 170 | -99.5% | 0.00% | -100.0% |
| Q1 2015 | $2,556,000 | – | 32,977 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 93,500 | $5,616,000 | 4.55% |
| Rock Springs Capital Management LP | 625,000 | $37,538,000 | 2.35% |
| Bain Capital Public Equity Management, LLC | 367,314 | $22,061,000 | 1.43% |
| EcoR1 Capital, LLC | 68,600 | $4,120,000 | 1.26% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 368,000 | $22,102,000 | 1.03% |
| Baker Brothers Advisors | 1,318,341 | $79,180,000 | 0.72% |
| Eventide Asset Management | 150,000 | $9,009,000 | 0.55% |
| FEDERATED HERMES, INC. | 1,633,900 | $98,132,000 | 0.28% |
| Iguana Healthcare Management, LLC | 25,000 | $1,502,000 | 0.27% |
| BAILARD, INC. | 40,600 | $2,442,000 | 0.22% |