September 6, 2006 Fabio Benedetti, M.D. Onyx Pharmaceuticals, Inc. 2100 Powell Street Emeryville, CA 94608 Dear Fabio:Severance Agreement • September 7th, 2006 • Onyx Pharmaceuticals Inc • Biological products, (no disgnostic substances) • California
Contract Type FiledSeptember 7th, 2006 Company Industry JurisdictionThis letter sets forth the terms of our agreement with respect to the termination of your employment with Onyx Pharmaceuticals, Inc. (“Onyx” or the “Company”).