0001493152-19-009501 Sample Contracts

AMENDMENT #1 TO THE SECURITIES PURCHASE AGREEMENT ENTERED INTO ON APRIL 17, 2019

Securities Purchase Agreement • June 20th, 2019 • Mateon Therapeutics Inc • Pharmaceutical preparations

• Contract Type
  Securities Purchase Agreement
• Filed
  June 20th, 2019
• Company
  Mateon Therapeutics Inc
• Industry
  Pharmaceutical preparations

THIS AMENDMENT #1 TO THE SECURITIES PURCHASE AGREEMENT ENTERED INTO ON APRIL 17, 2019 (the “Amendment”) is made effective as of June 12, 2019 (the “Effective Date”), by and between Mateon Therapeutics, Inc., a Delaware corporation (the “Company”), and Peak One Opportunity Fund, L.P., a Delaware limited partnership (the “Holder”) (collectively the “Parties”).