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Home > Insider Trading > Filing (0001351520-13-000001)

Filing Details

Accession Number:: 0001351520-13-000001
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2013-07-31 21:54:08
Reporting Period:: 2013-07-29

Filing Date:: 2013-07-31
Accepted Time:: 2013-07-31 21:54:08
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, Operations & Product Eng.	No	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2013-07-29	7,000	$20.85	7,000	No	4	M	Direct
Common Stock	Disposition	2013-07-29	7,000	$26.50	0	No	4	S	Direct
Common Stock	Acquisiton	2013-07-30	7,000	$20.85	7,000	No	4	M	Direct
Common Stock	Disposition	2013-07-30	7,000	$27.00	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

Show Other Fields >>

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	NQ stock options (to exercise common stock)	Disposition	2013-07-29	7,000	$20.85	7,000	$20.85
Common Stock	NQ stock options (to exericse common stock)	Disposition	2013-07-30	7,000	$20.85	7,000	$20.85

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
47,000	2009-12-01	2018-12-01	No	4	M	Direct
40,000	2010-12-01	2018-12-01	No	4	M	Direct