| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 5 | 5 | 0.30% | 0.69% | 2.05% | Q2 2013 | Q2 2014 | 5 |
| Citadel Advisors | 5 | 5 | 0.01% | 0.01% | 0.01% | Q2 2013 | Q2 2014 | 5 |
| Elite Wealth Management, Inc. | 2 | 2 | 0.00% | 0.00% | 0.00% | Q2 2014 | Q3 2014 | 2 |
| BALYASNY ASSET MANAGEMENT L.P. | 2 | 2 | 0.30% | 0.41% | 0.52% | Q3 2013 | Q4 2013 | 2 |
| Pentwater Capital Management LP | 1 | 1 | 1.49% | 1.49% | 1.49% | Q2 2014 | Q2 2014 | 1 |
| Marathon Trading Investment Management LLC | 1 | 1 | 0.02% | 0.02% | 0.02% | Q2 2014 | Q2 2014 | 1 |
| ALPINE ASSOCIATES ADVISORS | 1 | 1 | 1.56% | 1.56% | 1.56% | Q2 2014 | Q2 2014 | 1 |
This page lists all the filers that currently own QUESTCOR PHARMACEUTICALS INC or have owned QUESTCOR PHARMACEUTICALS INC in the past.