Onyx Pharmaceuticals to Present at the J.P. Morgan Healthcare Conference

South San Francisco, CA. - Jan. 02, 2013

Onyx Pharmaceuticals, Inc. (Nasdaq: ONXX) today announced that it will present at the 31st Annual J.P. Morgan Healthcare Conference on Monday, January 7, 2013 at 9:30 a.m. Pacific Time.

To access the live webcast, log onto the company's website at:
http://www.onyx.com/investors/event-calendar

A replay will be available within 24 hours of the completion of the presentation through January 21, 2013.

About Onyx Pharmaceuticals, Inc.

Based in South San Francisco, California, Onyx Pharmaceuticals, Inc. is a global biopharmaceutical company engaged in the development and commercialization of innovative therapies for improving the lives of people with cancer. The company is focused on developing novel medicines that target key molecular pathways.www.onyx.com.

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