0001193125-18-171030 Sample Contracts

CALYXT, INC. (a Delaware corporation) 3,600,000 Shares of Common Stock UNDERWRITING AGREEMENT

Underwriting Agreement • May 23rd, 2018 • Calyxt, Inc. • Agricultural chemicals • New York

• Contract Type
  Underwriting Agreement
• Filed
  May 23rd, 2018
• Company
  Calyxt, Inc.
• Industry
  Agricultural chemicals
• Jurisdiction
  New York

PURCHASE AGREEMENT

Purchase Agreement • May 23rd, 2018 • Calyxt, Inc. • Agricultural chemicals

• Contract Type
  Purchase Agreement
• Filed
  May 23rd, 2018
• Company
  Calyxt, Inc.
• Industry
  Agricultural chemicals

This Purchase Agreement (this “Agreement”), dated as of May 17, 2018, is entered into by and between Calyxt, Inc., a Delaware corporation (the “Company”) and Cellectis S.A., a société anonyme incorporated in the French Republic (“Cellectis”).