SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 207 filers reported holding SPARK THERAPEUTICS INC in Q1 2019. The put-call ratio across all filers is 5.87 and the average weighting 1.0%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2019 | $1,773,000 | -12.1% | 17,314 | -2.3% | 0.02% | -11.1% |
Q1 2019 | $2,017,000 | +116.4% | 17,714 | -25.6% | 0.02% | +125.0% |
Q4 2018 | $932,000 | -26.8% | 23,807 | +54.8% | 0.01% | +14.3% |
Q2 2018 | $1,273,000 | +34.4% | 15,379 | +8.1% | 0.01% | +16.7% |
Q1 2018 | $947,000 | +172.1% | 14,227 | +109.2% | 0.01% | +100.0% |
Q2 2016 | $348,000 | – | 6,800 | – | 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% |