QUESTCOR PHARMACEUTICALS INC's ticker is and the CUSIP is 74835Y10. A total of 1 filers reported holding QUESTCOR PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2014 | $28,298,000 | +331.6% | 435,827 | +262.0% | 0.17% | +375.0% |
| Q4 2013 | $6,556,000 | -64.6% | 120,397 | -62.3% | 0.04% | -69.5% |
| Q3 2013 | $18,529,000 | +132.8% | 319,466 | +82.4% | 0.12% | +100.0% |
| Q2 2013 | $7,959,000 | – | 175,123 | – | 0.06% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 319,466 | $18,529,000 | 0.12% |