FOR IMMEDIATE RELEASE Corporate Headquarters:Christine Mahiya

Marcom Manager

408/222-4858 christin@supertex.com

SUPERTEX TO PRESENT AT 16th ANNUAL NEEDHAM GROWTH CONFERENCE

SUNNYVALE,CA - (Marketwired January 7, 2014) - Supertex, Inc. (NasdaqGS: SUPX), a recognized leader in high voltage analog and mixed signal integrated circuits (ICs), today announced that it will be presenting at the 16TH Annual Needham Growth Conference, to be held at the New York Palace Hotel in New York City.
Vice President of Finance and CFO, Phil Kagel, will be presenting at 12:05 p.m. (ET) on Tuesday, January 14, 2014. One-on-one meetings can be arranged through Needham. A copy of the presentation will be available on the Investor Relations page of the Supertex corporate website at http://www.supertex.com.

About Supertex

Supertex, Inc. is a publicly held mixed signal semiconductor manufacturer, focused on high voltage analog and mixed signal products for use in the medical, LED lighting, display, industrial and telecommunication industries. Supertex product, corporate and financial information is readily available at www.supertex.com.

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