0001193125-23-173878 Sample Contracts

1,597,827 Shares of Common Stock 9,000,000 Shares of Non-Voting Common Stock IGM Biosciences, Inc. UNDERWRITING AGREEMENT

Underwriting Agreement • June 23rd, 2023 • IGM Biosciences, Inc. • Pharmaceutical preparations • New York

• Contract Type
  Underwriting Agreement
• Filed
  June 23rd, 2023
• Company
  IGM Biosciences, Inc.
• Industry
  Pharmaceutical preparations
• Jurisdiction
  New York

COMMON STOCK PURCHASE AGREEMENT

Common Stock Purchase Agreement • June 23rd, 2023 • IGM Biosciences, Inc. • Pharmaceutical preparations • Delaware

• Contract Type
  Common Stock Purchase Agreement
• Filed
  June 23rd, 2023
• Company
  IGM Biosciences, Inc.
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Delaware

This COMMON STOCK PURCHASE AGREEMENT (the “Agreement”), dated as of June 22, 2023, is entered into by and between IGM Biosciences, Inc., a Delaware corporation (the “Company”), and the buyers listed on the Schedule of Buyers attached hereto as Exhibit A, as may be updated in accordance with Section 9(g) (individually, together with its permitted designees and assigns, the “Buyer” and collectively, the “Buyers”). Capitalized terms used herein are defined in-line or in Section 7 hereof.