QLOGIC CORP's ticker is QLGC and the CUSIP is 747277101. A total of 16 filers reported holding QLOGIC CORP in Q1 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2013 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2013 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q2 2013 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q1 2013 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q4 2012 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2012 | $2,000 | -33.3% | 200 | 0.0% | 0.00% | – |
| Q2 2012 | $3,000 | -25.0% | 200 | 0.0% | 0.00% | – |
| Q1 2012 | $4,000 | +33.3% | 200 | 0.0% | 0.00% | – |
| Q4 2011 | $3,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2011 | $3,000 | -50.0% | 200 | -50.0% | 0.00% | – |
| Q2 2011 | $6,000 | -14.3% | 400 | 0.0% | 0.00% | – |
| Q1 2011 | $7,000 | -22.2% | 400 | -23.1% | 0.00% | – |
| Q4 2010 | $9,000 | -25.0% | 520 | -22.6% | 0.00% | -100.0% |
| Q3 2010 | $12,000 | +50.0% | 672 | +42.4% | 0.00% | – |
| Q2 2010 | $8,000 | -20.0% | 472 | -1.7% | 0.00% | – |
| Q1 2010 | $10,000 | +11.1% | 480 | -1.2% | 0.00% | – |
| Q4 2009 | $9,000 | +28.6% | 486 | +21.5% | 0.00% | – |
| Q3 2009 | $7,000 | +16.7% | 400 | -9.9% | 0.00% | – |
| Q2 2009 | $6,000 | +50.0% | 444 | +11.0% | 0.00% | – |
| Q1 2009 | $4,000 | – | 400 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GSB Podium Advisors, LLC | 10,822 | $118,000 | 9.62% |
| Van Berkom & Associates Inc. | 2,185,769 | $23,912,000 | 1.54% |
| HARBER ASSET MANAGEMENT LLC | 105,000 | $1,149,000 | 1.53% |
| WESTPORT ASSET MANAGEMENT INC | 453,500 | $4,961,000 | 1.31% |
| Starboard Value LP | 1,300,000 | $14,222,000 | 1.14% |
| Irving Magee Investment Management | 164,817 | $1,803,000 | 0.92% |
| Smith, Graham & Co., Investment Advisors, LP | 542,752 | $5,938,000 | 0.86% |
| DREMAN VALUE MANAGEMENT, L L C | 659,620 | $7,216,000 | 0.65% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 799,183 | $8,743,000 | 0.53% |
| WESTPORT ADVISERS LLC | 527,016 | $5,766,000 | 0.53% |