SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $1,749,000 | +14.4% | 18,035 | +20.7% | 0.00% | 0.0% |
| Q2 2019 | $1,529,000 | -6.0% | 14,939 | +4.5% | 0.00% | 0.0% |
| Q1 2019 | $1,627,000 | +195.3% | 14,289 | +1.5% | 0.00% | – |
| Q4 2018 | $551,000 | -2.0% | 14,083 | +36.7% | 0.00% | – |
| Q3 2018 | $562,000 | -34.0% | 10,301 | 0.0% | 0.00% | -100.0% |
| Q2 2018 | $852,000 | +7.7% | 10,301 | -13.2% | 0.00% | 0.0% |
| Q1 2018 | $791,000 | +31.2% | 11,873 | +1.4% | 0.00% | – |
| Q4 2017 | $603,000 | -42.5% | 11,706 | -0.4% | 0.00% | -100.0% |
| Q3 2017 | $1,049,000 | +97.2% | 11,750 | +31.6% | 0.00% | – |
| Q2 2017 | $532,000 | +30.4% | 8,931 | +16.8% | 0.00% | – |
| Q1 2017 | $408,000 | +5.4% | 7,645 | -1.0% | 0.00% | – |
| Q4 2016 | $387,000 | +14.8% | 7,723 | +36.1% | 0.00% | – |
| Q3 2016 | $337,000 | +144.2% | 5,675 | +109.1% | 0.00% | – |
| Q2 2016 | $138,000 | +253.8% | 2,714 | +105.6% | 0.00% | – |
| Q1 2016 | $39,000 | -36.1% | 1,320 | 0.0% | 0.00% | – |
| Q4 2015 | $61,000 | +17.3% | 1,320 | 0.0% | 0.00% | – |
| Q3 2015 | $52,000 | -32.5% | 1,320 | 0.0% | 0.00% | – |
| Q2 2015 | $77,000 | +175.0% | 1,320 | +256.8% | 0.00% | – |
| Q1 2015 | $28,000 | – | 370 | – | 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% |