INTERNATIONAL RECTIFIER CORP's ticker is IRF and the CUSIP is 460254105. A total of 194 filers reported holding INTERNATIONAL RECTIFIER CORP in Q1 2014. The put-call ratio across all filers is 1.49 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2014 | $12,000 | +50.0% | 300 | 0.0% | 0.00% | – |
| Q2 2014 | $8,000 | 0.0% | 300 | 0.0% | 0.00% | – |
| Q1 2014 | $8,000 | 0.0% | 300 | 0.0% | 0.00% | – |
| Q4 2013 | $8,000 | +14.3% | 300 | 0.0% | 0.00% | – |
| Q3 2013 | $7,000 | +16.7% | 300 | 0.0% | 0.00% | – |
| Q2 2013 | $6,000 | 0.0% | 300 | 0.0% | 0.00% | – |
| Q1 2013 | $6,000 | +20.0% | 300 | 0.0% | 0.00% | – |
| Q4 2012 | $5,000 | 0.0% | 300 | 0.0% | 0.00% | – |
| Q3 2012 | $5,000 | -16.7% | 300 | 0.0% | 0.00% | – |
| Q2 2012 | $6,000 | -64.7% | 300 | -60.2% | 0.00% | – |
| Q1 2012 | $17,000 | +88.9% | 753 | +66.2% | 0.00% | – |
| Q4 2011 | $9,000 | +12.5% | 453 | 0.0% | 0.00% | – |
| Q3 2011 | $8,000 | -38.5% | 453 | 0.0% | 0.00% | – |
| Q2 2011 | $13,000 | -93.3% | 453 | -92.3% | 0.00% | -100.0% |
| Q1 2011 | $195,000 | +11.4% | 5,900 | 0.0% | 0.01% | 0.0% |
| Q4 2010 | $175,000 | – | 5,900 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| OMT Capital Management LLC | 609,140 | $15,088,000 | 4.98% |
| EdgePoint Investment Group Inc. | 6,321,404 | $156,581,000 | 4.57% |
| CONTRAVISORY INVESTMENT MANAGEMENT, INC. | 490,446 | $12,148,000 | 2.53% |
| SHUFRO ROSE & CO LLC | 303,935 | $7,528,000 | 0.86% |
| GRUBER & MCBAINE CAPITAL MANAGEMENT LLC | 100,000 | $2,477,000 | 0.75% |
| SCHNEIDER CAPITAL MANAGEMENT CORP | 224,610 | $5,564,000 | 0.51% |
| ALPHA WINDWARD LLC | 17,340 | $430,000 | 0.32% |
| ROYCE & ASSOCIATES LP | 3,793,605 | $93,968,000 | 0.28% |
| WESTPORT ADVISERS LLC | 120,246 | $2,978,000 | 0.27% |
| WHV Investments, Inc. | 2,182,320 | $54,056,000 | 0.27% |