SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 166 filers reported holding SPARK THERAPEUTICS INC in Q1 2018. The put-call ratio across all filers is 1.09 and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2018 | $1,120,000 | -68.5% | 28,618 | -56.2% | 0.01% | -69.8% |
Q3 2018 | $3,560,000 | +205.6% | 65,266 | +272.9% | 0.04% | +126.3% |
Q1 2018 | $1,165,000 | +214.0% | 17,500 | +320.6% | 0.02% | +171.4% |
Q3 2017 | $371,000 | -24.0% | 4,161 | -54.5% | 0.01% | -46.2% |
Q1 2017 | $488,000 | +3.6% | 9,151 | -12.0% | 0.01% | -75.0% |
Q4 2015 | $471,000 | – | 10,400 | – | 0.05% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Sofinnova Management VIII, L.L.C. | 699,430 | $37,308,000 | 19.68% |
Casdin Capital, LLC | 135,000 | $7,201,000 | 4.25% |
Ghost Tree Capital, LLC | 200,000 | $10,668,000 | 1.99% |
Rock Springs Capital Management LP | 625,000 | $33,338,000 | 1.92% |
Bain Capital Public Equity Management, LLC | 228,517 | $12,190,000 | 0.86% |
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 283,000 | $15,095,000 | 0.58% |
Baker Brothers Advisors | 1,318,341 | $70,320,000 | 0.58% |
Eventide Asset Management | 150,000 | $8,001,000 | 0.53% |
FOX RUN MANAGEMENT, L.L.C. | 17,700 | $944,000 | 0.38% |
FEDERATED HERMES, INC. | 1,363,200 | $72,713,000 | 0.21% |