QUESTCOR PHARMACEUTICALS INC's ticker is and the CUSIP is 74835Y901.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2014 | $24,201,000 | – | 11,212 | – | 1.44% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 260,900 | $14,206,000 | 0.21% |
| Citadel Advisors | 86,800 | $4,726,000 | 0.01% |