Exelixis, Inc. (EXEL) President and Chief Executive Officer to Ring The NASDAQ Stock Market Opening Bell


ADVISORY, Dec. 4, 2006 (PRIME NEWSWIRE) --



 What:
 George Scangos, President, Chief Executive Officer will preside
 over the opening bell.

 Where:
 NASDAQ MarketSite - 4 Times Square - 43rd & Broadway - Broadcast Studio

 When:
 Tuesday, December 5, 2006 at 9:30 a.m. ET

 Contacts:
 Soleil Maxwell Harrison
 Senior Manager, Corporate Communications
 650.837.7012; 650.837.8205
 sharrison@exelixis.com

 NASDAQ MarketSite:
 Jolene Libretto; 646.441.5220; mobile - 
 347.219.9539
 Jolene.Libretto@NASDAQ.com

Feed Information:

The opening bell is available from 9:20 a.m. to 9:35 a.m. on uplink IA6 C band / transponder 24, downlink frequency 4180 horizontal. The feed can also be found on Waterfront fiber 1623. If you have any questions, please contact Jolene Libretto at (646) 441-5220.

Photos:

To obtain a hi-resolution photograph of the Market Open, please go to http://www.nasdaq.com/reference/marketsite_events.stm and click on the market open of your choice.

About Exelixis, Inc. (EXEL)

Exelixis, Inc. is a development-stage biotechnology company dedicated to the discovery and development of novel small molecule therapeutics for the treatment of cancer and other serious diseases. The company is leveraging its fully integrated drug discovery platform to fuel the growth of its development pipeline, which is primarily focused on cancer. Currently, Exelixis' broad product pipeline includes investigational compounds in Phase II and Phase I clinical development for cancer and renal disease. Exelixis has established strategic corporate alliances with major pharmaceutical and biotechnology companies, including GlaxoSmithKline, Bristol-Myers Squibb Company, Genentech, Wyeth Pharmaceuticals and Sankyo. For more information, please visit the company's web site at www.exelixis.com.