SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 157 filers reported holding SPARK THERAPEUTICS INC in Q4 2018. The put-call ratio across all filers is 3.09 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2018 | $819,000 | -40.0% | 20,925 | -16.4% | 0.01% | -29.4% |
Q3 2018 | $1,365,000 | -60.0% | 25,025 | -39.3% | 0.02% | -60.5% |
Q2 2018 | $3,412,000 | +27.6% | 41,225 | +2.7% | 0.04% | +26.5% |
Q1 2018 | $2,674,000 | +23.4% | 40,150 | -4.7% | 0.03% | +36.0% |
Q4 2017 | $2,167,000 | -44.6% | 42,150 | -3.9% | 0.02% | -44.4% |
Q3 2017 | $3,910,000 | +44.3% | 43,850 | -3.3% | 0.04% | +40.6% |
Q2 2017 | $2,709,000 | -15.1% | 45,350 | -24.2% | 0.03% | -17.9% |
Q1 2017 | $3,192,000 | +17.7% | 59,850 | +10.1% | 0.04% | +11.4% |
Q4 2016 | $2,712,000 | -4.2% | 54,350 | +15.3% | 0.04% | +2.9% |
Q3 2016 | $2,832,000 | -45.3% | 47,150 | -53.5% | 0.03% | +6.2% |
Q2 2016 | $5,180,000 | +260.7% | 101,300 | +108.2% | 0.03% | +68.4% |
Q1 2016 | $1,436,000 | -28.5% | 48,650 | +9.8% | 0.02% | -29.6% |
Q4 2015 | $2,008,000 | +25.9% | 44,325 | +16.0% | 0.03% | +28.6% |
Q3 2015 | $1,595,000 | +561.8% | 38,225 | +855.6% | 0.02% | +600.0% |
Q2 2015 | $241,000 | – | 4,000 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Sofinnova Management VIII, L.L.C. | 904,986 | $45,159,000 | 25.41% |
Casdin Capital, LLC | 128,500 | $6,412,000 | 5.30% |
Rock Springs Capital Management LP | 625,000 | $31,188,000 | 2.09% |
Bain Capital Public Equity Management, LLC | 656,226 | $32,746,000 | 1.14% |
Ghost Tree Capital, LLC | 80,000 | $3,992,000 | 0.96% |
Baker Brothers Advisors | 1,318,341 | $65,785,000 | 0.64% |
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 283,000 | $14,122,000 | 0.58% |
Eventide Asset Management | 150,000 | $7,485,000 | 0.49% |
Endurant Capital Management LP | 14,800 | $739,000 | 0.30% |
HIGHLAND CAPITAL MANAGEMENT LP | 112,000 | $5,589,000 | 0.26% |