0001104659-10-040706 Sample Contracts

STRICTLY CONFIDENTIAL

Cubist Pharmaceuticals Inc • July 30th, 2010 • Pharmaceutical preparations • Massachusetts

• Company
  Cubist Pharmaceuticals Inc
• Filed
  July 30th, 2010
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Massachusetts

As we have discussed, your employment with Cubist Pharmaceuticals, Inc. (alternatively, “Cubist” or the “Company”) will end on June 18, 2010 (the “Departure Date”).

CONFIDENTIAL TREATMENT AMENDMENT NO. 2

Confidential Treatment • July 30th, 2010 • Cubist Pharmaceuticals Inc • Pharmaceutical preparations

• Contract Type
  Confidential Treatment
• Filed
  July 30th, 2010
• Company
  Cubist Pharmaceuticals Inc
• Industry
  Pharmaceutical preparations

Cardinal Health PTS, LLC (“Cardinal Health”) and Cubist Pharmaceuticals, Inc., (“Cubist”) are parties to a Processing Services Agreement dated August 11, 2004, as amended by Amendment No. 1 dated May 23, 2005 (the “Agreement”).