SUPX Supertex, Inc. (MM)

Supertex, Inc. (NASDAQ: SUPX) plans to announce financial results for its fiscal third quarter ended December 29, 2012 after the market close on Tuesday, January 22, 2013.

The Company will host a conference call at 2:30 p.m. PT (5:30 p.m. ET) on January 22, 2013 following the earnings release. Dr. Henry C. Pao, President and Chief Executive Officer, will present an overview of the third fiscal quarter results, discuss current business conditions, and then respond to questions.

The call is available live for any interested party by dialing 866-952-1906 (domestic) or 785-424-1825 (toll, international) before the scheduled start time and requesting to be connected to the Supertex earnings call. A recorded replay will be available as a downloadable .mp3 file at http://www.supertex.com/company_ir.html shortly after the call.

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.

Corporate Headquarters: Dr. Henry C. Pao President & CEO 408/222-8888