SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 97 filers reported holding SPARK THERAPEUTICS INC in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $50,251,000 | -6.5% | 1,007,040 | +12.6% | 0.01% | -18.2% |
| Q3 2016 | $53,725,000 | +38.3% | 894,515 | +17.8% | 0.01% | +22.2% |
| Q2 2016 | $38,834,000 | +132.7% | 759,506 | +34.3% | 0.01% | +125.0% |
| Q1 2016 | $16,687,000 | -24.6% | 565,465 | +15.8% | 0.00% | -20.0% |
| Q4 2015 | $22,131,000 | +176.5% | 488,435 | +154.6% | 0.01% | +150.0% |
| Q3 2015 | $8,005,000 | -31.5% | 191,832 | -1.0% | 0.00% | -33.3% |
| Q2 2015 | $11,681,000 | -25.9% | 193,815 | -4.7% | 0.00% | -25.0% |
| Q1 2015 | $15,755,000 | – | 203,291 | – | 0.00% | – |
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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% |