Freda Lewis-Hall 281 Sayre Drive Princeton, NJ 08540-5858 RE: Change of Control Agreement Dear Freda:Vertex Pharmaceuticals Inc / Ma • August 11th, 2008 • Pharmaceutical preparations • Massachusetts
Company FiledAugust 11th, 2008 Industry JurisdictionYou are a key member of the senior management team of Vertex Pharmaceuticals Incorporated (the "Company"). As a result, the Company would like to provide you with the following "change of control" benefits to help ensure that if the Company becomes involved in a "change of control" transaction, there will be no distraction from your attention to the needs of the Company.
Amit Sachdev 5218 Loughboro Road NW Washington, DC 20016 RE: Change of Control Agreement Dear Amit:Vertex Pharmaceuticals Inc / Ma • February 11th, 2008 • Pharmaceutical preparations • Massachusetts
Company FiledFebruary 11th, 2008 Industry JurisdictionYou are a key member of the senior management team of Vertex Pharmaceuticals Incorporated (the "Company"). As a result, the Company would like to provide you with the following "change of control" benefits to help ensure that if the Company becomes involved in a "change of control" transaction, there will be no distraction from your attention to the needs of the Company. This Change of Control Agreement (this "Agreement"), together with the Employment Agreement of even date between you and the Company, supercedes and replaces the provisions under the caption "Severance" in the offer letter dated June 5, 2007 between you and the Company.