SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 122 filers reported holding SPARK THERAPEUTICS INC in Q3 2016. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $2,058,000 | -0.6% | 21,221 | +4.9% | 0.00% | 0.0% |
| Q2 2019 | $2,071,000 | -10.5% | 20,225 | -0.4% | 0.00% | 0.0% |
| Q1 2019 | $2,313,000 | +16.3% | 20,302 | -60.1% | 0.00% | 0.0% |
| Q4 2018 | $1,989,000 | -23.7% | 50,839 | +6.4% | 0.00% | 0.0% |
| Q3 2018 | $2,606,000 | -81.1% | 47,764 | -71.3% | 0.00% | -75.0% |
| Q2 2018 | $13,766,000 | +12.9% | 166,325 | -9.2% | 0.00% | 0.0% |
| Q1 2018 | $12,193,000 | -6.5% | 183,107 | -27.8% | 0.00% | 0.0% |
| Q4 2017 | $13,038,000 | -69.3% | 253,563 | -46.8% | 0.00% | -69.2% |
| Q3 2017 | $42,507,000 | +49.1% | 476,750 | -0.1% | 0.01% | +44.4% |
| Q2 2017 | $28,516,000 | +2.2% | 477,343 | -8.7% | 0.01% | 0.0% |
| Q1 2017 | $27,891,000 | +147.7% | 522,894 | +131.8% | 0.01% | +125.0% |
| Q4 2016 | $11,258,000 | +39.5% | 225,617 | +68.0% | 0.00% | +33.3% |
| Q3 2016 | $8,068,000 | +593.1% | 134,331 | +489.9% | 0.00% | – |
| Q2 2016 | $1,164,000 | +627.5% | 22,772 | +319.2% | 0.00% | – |
| Q1 2016 | $160,000 | -45.6% | 5,432 | -16.3% | 0.00% | – |
| Q4 2015 | $294,000 | -94.2% | 6,492 | -94.7% | 0.00% | -100.0% |
| Q3 2015 | $5,079,000 | -63.6% | 121,709 | -47.4% | 0.00% | -60.0% |
| Q2 2015 | $13,952,000 | -70.6% | 231,488 | -62.2% | 0.01% | -44.4% |
| Q1 2015 | $47,402,000 | – | 611,636 | – | 0.01% | – |
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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% |