Contact IR

CONTACT EXELIXIS IR
Investor Relations and Public Affairs
Phone: 650 837 8194
Fax: 650 837 8205
E-mail: shubbard@exelixis.com

TRANSFER AGENT FOR EXELIXIS
Computershare Shareowner Services LLC
Phone: 866-214-2213 Toll Free
Corporate Website: http://www.computershare.com