Onyx Pharmaceuticals to Report Fourth Quarter and Full Year 2012 Financial Results After Market on February 21, 2013

Onyx Pharmaceuticals to Report Fourth Quarter and Full Year 2012 Financial 
Results After Market on February 21, 2013 
Conference Call and Webcast at 5:00 p.m. Eastern Time 
SOUTH SAN FRANCISCO, CA -- (Marketwire) -- 02/07/13 --  Onyx
Pharmaceuticals, Inc. (NASDAQ: ONXX) today announced that it will
report financial results for the fourth quarter and full year 2012
ended December 31, 2012 after market closes on Thursday, February 21,
2013. The company will host a webcast and conference call with
management to discuss financial results, as well as provide a general
business overview, at 5:00 p.m. ET (2:00 p.m. PT).  
To access a live audio webcast of the conference call, log onto the
company's website at: http://www.onyx.com/investors/event-calendar. 
To access the live conference call, dial 847-585-4405 and use the
passcode 34138405#. A replay of the call will be available on the
Onyx website or by dialing 630-652-3042 and using the passcode
34138405# approximately one hour after the teleconference concludes
through March 7, 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. For more information about Onyx, visit the
company's website at www.onyx.com.  
Contact: 
Nicole Keith
650-266-2123