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"Insiders might sell their shares for any number of reasons, but they buy them for only one:
they think the price will rise" - Peter Lynch ==>> What is insider trading>> |

| Transaction & Date | Reported Date |
Company | Symbol | Insider Relationship |
Shares Traded | Average Price | Total Amount |
Shares Ownership |
Filing |
| 2006-11-14 Sale |
2006-11-16 7:49 pm | SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 1,502 | $42.5 | $63,835 | 0 (Direct) | View |
| 2006-11-07 Sale |
2006-11-09 6:19 pm | SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 1,498 | $42.5 | $63,665 | 1,502 (Direct) |
View |
| 2006-06-01 Sale |
2006-06-05 8:01 pm |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 13,000 | $40.63 | $528,177 | 0 (Direct) |
View |
| 2005-11-04 Sale |
2005-11-09 1:03 pm | SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 30,000 | $38.08 | $1,142,352 | 0 (Direct) |
View |
| Transaction & Date |
Reported Date | Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount | Shares Ownership |
Filing |
| 2006-11-07 Exercise |
2006-11-09 6:19 pm | SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 3,000 | $17.06 | $51,180 | 3,000 (Direct) | View |
| 2006-06-01 Exercise | 2006-06-05 8:01 pm |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 13,000 | $13.58 | $176,480 | 13,000 (Direct) | View |
| 2005-11-04 Exercise | 2005-11-09 1:03 pm | SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 30,000 | $13.5 | $405,000 | 30,000 (Direct) | View |
| Transaction & Date |
Reported Date | Exercisable Expiration | Company | Symbol | Insider Relationship |
Shares Traded |
Conversion Price | Shares Ownership |
Filing |
| 2008-12-01 Option Award | 2008-12-16 8:17 pm | 2009-12-01 2018-12-01 |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP, Worldwide Sales) | 25,000 | $20.85 | 54,000 (Direct) |
View |
| 2007-12-03 Option Award |
2007-12-05 8:09 pm | 2008-12-03 2017-12-03 |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP, Worldwide Sales) | 25,000 | $33.95 | 29,000 (Direct) |
View |
| 2006-11-07 Exercise |
2006-11-09 6:19 pm |
2006-09-01 2011-09-01 |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 3,000 | $17.06 | 0 (Direct) |
View |
| 2006-06-01 Exercise |
2006-06-05 8:01 pm |
2006-06-01 2008-06-01 | SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 8,548 | $12.53 | 4,452 (Direct) |
View |
| 2006-06-01 Exercise | 2006-06-05 8:01 pm | 2004-06-01 2008-06-01 | SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 1,452 | $12.53 | 3,000 (Direct) |
View |
| 2006-06-01 Exercise |
2006-06-05 8:01 pm | 2005-09-01 2011-09-01 |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 3,000 | $17.06 | 0 (Direct) | View |
| 2005-11-04 Exercise |
2005-11-09 1:03 pm | 2004-09-01 2006-09-01 |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (VP Worldwide Sales) | 30,000 | $13.5 | 11,000 (Direct) | View |
| 2004-09-01 Option Award | 2004-09-03 3:13 pm |
2005-09-01 2011-09-01 |
SUPERTEX INC | SUPX | PETERSEN WILLIAM (Vice President, Worldwide Sale) | 10,000 | $17.06 | 4 (Direct) | View |
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