Filing Details

Accession Number:
0001351520-10-000001
Form Type:
4
Zero Holdings:
No
Publication Time:
2010-07-29 13:00:00
Reporting Period:
2010-07-29
Filing Date:
2010-07-29
Accepted Time:
2010-07-29 20:08:19
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
730000 Supertex Inc SUPX Semiconductors & Related Devices (3674) 942328535
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1351520 Michael Tsang 1235 Bordeaux Dr.
Sunnyvale CA 94089
Vp, Standard Products No Yes No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2010-07-29 2,000 $17.34 2,000 No 4 M Direct
Common Stock Disposition 2010-07-29 2,000 $25.25 0 No 4 S Direct
Common Stock Acquisiton 2010-07-29 2,000 $15.67 2,000 No 4 M Direct
Common Stock Disposition 2010-07-29 2,000 $26.00 0 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 S Direct
No 4 M Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock ISO Stock Options (to exercise common stock) Disposition 2010-07-29 2,000 $17.34 2,000 $17.34
Common Stock ISO Stock Options (to exercise common stock) Disposition 2010-07-29 2,000 $15.67 2,000 $15.67
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
62,000 2007-12-01 2010-12-01 No 4 M Direct
60,000 2008-06-01 2011-06-01 No 4 M Direct
Footnotes
  1. ISO Option (to exercise common stock). Exercise price: $17.39. Shares granted: 5,000. Shares exercisable: 5,000. Expiration date: 6/1/2012. Held Direct.
  2. ISO Option (to exercise common stock). Exercise Price: $33.6700. Shares granted: 9,500. Shares Exercisable: 6,600. 2,900 shares exercisable on 3/1/2011. Expiration Date: 3/1/2013. Held Direct.
  3. NQ Option (to exercise common stock). Exercise Price: $33.6700. Shares granted: 5,500. Shares Exercisable: 3,025. 2,475 shares exercisable on 3/1/2011. Expiration Date: 3/1/2013. Held Direct.
  4. NQ Option (to exercise common stock). Exercise Price: $33.9500. Shares granted: 5,000. Shares Exercisable: 2,000. 1,000 shares exercisable on 12/3/2010. 1,000 shares exercisable on 12/3/2011. 1,000 shares exercisable on 12/3/2012. Expiration Date: 12/3/2017. Held Direct
  5. NQ Option (to exercise common stock). Exercise Price: $20.8500. Shares Granted: 35,000. Shares Exercisable: 7,000 shares. 7,000 shares exercisable on 12/01/2010. 7,000 shares exercisable on 12/01/2011. 7,000 shares exercisable on 12/01/2012. 7,000 shares exercisable on 12/01/2013. Expiration Date: 12/01/2018. Held Direct.