SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 127 filers reported holding SPARK THERAPEUTICS INC in Q2 2017. The put-call ratio across all filers is 0.42 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $45,641,000 | -0.1% | 470,631 | +5.4% | 0.01% | 0.0% |
| Q2 2019 | $45,699,000 | +1.0% | 446,369 | +12.3% | 0.01% | -8.3% |
| Q1 2019 | $45,256,000 | +56.3% | 397,409 | -46.3% | 0.01% | +200.0% |
| Q4 2018 | $28,962,000 | +57.7% | 740,000 | +119.9% | 0.00% | -20.0% |
| Q3 2018 | $18,360,000 | -31.6% | 336,586 | +3.8% | 0.01% | -37.5% |
| Q2 2018 | $26,825,000 | +37.0% | 324,142 | +10.2% | 0.01% | +33.3% |
| Q1 2018 | $19,581,000 | +37.8% | 294,066 | +6.4% | 0.01% | +20.0% |
| Q4 2017 | $14,207,000 | -41.4% | 276,319 | +1.6% | 0.01% | -44.4% |
| Q3 2017 | $24,252,000 | +104.0% | 272,015 | +36.7% | 0.01% | +80.0% |
| Q2 2017 | $11,890,000 | +25.8% | 199,041 | +12.4% | 0.01% | +25.0% |
| Q1 2017 | $9,449,000 | +12.1% | 177,154 | +4.9% | 0.00% | 0.0% |
| Q4 2016 | $8,426,000 | -13.9% | 168,870 | +3.6% | 0.00% | -20.0% |
| Q3 2016 | $9,788,000 | +27.1% | 162,987 | +8.2% | 0.01% | +25.0% |
| Q2 2016 | $7,698,000 | +159.5% | 150,574 | +49.7% | 0.00% | +100.0% |
| Q1 2016 | $2,967,000 | -29.0% | 100,565 | +9.0% | 0.00% | 0.0% |
| Q4 2015 | $4,181,000 | +27.8% | 92,276 | +17.7% | 0.00% | 0.0% |
| Q3 2015 | $3,271,000 | -7.0% | 78,408 | +34.3% | 0.00% | 0.0% |
| Q2 2015 | $3,518,000 | – | 58,385 | – | 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% |