0001104659-06-031201 Sample Contracts

RIGHTS AGREEMENT dated as of February 15, 2002 between IMCLONE SYSTEMS INCORPORATED and EQUISERVE TRUST COMPANY, N.A., as Rights Agent

Rights Agreement • May 4th, 2006 • Imclone Systems Inc • Biological products, (no disgnostic substances) • Delaware

• Contract Type
  Rights Agreement
• Filed
  May 4th, 2006
• Company
  Imclone Systems Inc
• Industry
  Biological products, (no disgnostic substances)
• Jurisdiction
  Delaware

FIRST AMENDMENT TO RIGHTS AGREEMENT

Rights Agreement • May 4th, 2006 • Imclone Systems Inc • Biological products, (no disgnostic substances)

• Contract Type
  Rights Agreement
• Filed
  May 4th, 2006
• Company
  Imclone Systems Inc
• Industry
  Biological products, (no disgnostic substances)

FIRST AMENDMENT TO RIGHTS AGREEMENT, dated as of May 4, 2006 (this “Amendment”), between ImClone Systems Incorporated, a Delaware corporation (the “Company”) and Computershare Trust Company, N.A. (formerly known as EquiServe Trust Company, N.A.) as Rights Agent (the “Rights Agent”).