SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 180 filers reported holding SPARK THERAPEUTICS INC in Q2 2018. The put-call ratio across all filers is 2.24 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $774,000 | -24.8% | 7,982 | -20.5% | 0.00% | – |
| Q2 2019 | $1,029,000 | -69.6% | 10,039 | -66.2% | 0.00% | -100.0% |
| Q1 2019 | $3,381,000 | -42.4% | 29,682 | -80.2% | 0.00% | -33.3% |
| Q4 2018 | $5,872,000 | -3.4% | 149,978 | +34.6% | 0.00% | +50.0% |
| Q3 2018 | $6,080,000 | -44.3% | 111,434 | -15.5% | 0.00% | -60.0% |
| Q2 2018 | $10,918,000 | -2.4% | 131,917 | -21.5% | 0.01% | 0.0% |
| Q1 2018 | $11,188,000 | +26.6% | 168,028 | -2.2% | 0.01% | +25.0% |
| Q4 2017 | $8,836,000 | -52.2% | 171,824 | -17.1% | 0.00% | -55.6% |
| Q3 2017 | $18,489,000 | +58.2% | 207,360 | +6.0% | 0.01% | +50.0% |
| Q2 2017 | $11,685,000 | -8.4% | 195,575 | -18.2% | 0.01% | -14.3% |
| Q1 2017 | $12,756,000 | +7.1% | 239,185 | +0.2% | 0.01% | 0.0% |
| Q4 2016 | $11,914,000 | +53.0% | 238,740 | +84.2% | 0.01% | +75.0% |
| Q3 2016 | $7,786,000 | +56.0% | 129,627 | +32.8% | 0.00% | +33.3% |
| Q2 2016 | $4,991,000 | -27.9% | 97,604 | -58.4% | 0.00% | -25.0% |
| Q1 2016 | $6,922,000 | -13.0% | 234,560 | +33.6% | 0.00% | -20.0% |
| Q4 2015 | $7,952,000 | +131.4% | 175,532 | +113.3% | 0.01% | +150.0% |
| Q3 2015 | $3,436,000 | +10.0% | 82,277 | +58.8% | 0.00% | 0.0% |
| Q2 2015 | $3,125,000 | -10.6% | 51,822 | +14.9% | 0.00% | 0.0% |
| Q1 2015 | $3,494,000 | – | 45,088 | – | 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% |