0001104659-12-057589 Sample Contracts

OVASCIENCE, INC. SUBSCRIPTION AGREEMENT

Subscription Agreement • August 14th, 2012 • OvaScience, Inc. • In vitro & in vivo diagnostic substances • New York

• Contract Type
  Subscription Agreement
• Filed
  August 14th, 2012
• Company
  OvaScience, Inc.
• Industry
  In vitro & in vivo diagnostic substances
• Jurisdiction
  New York

The undersigned investor (the “Investor”) hereby confirms its agreement with OvaScience, Inc., a Delaware corporation (the “Company”), as follows:

OVASCIENCE, INC. REGISTRATION RIGHTS AGREEMENT

Registration Rights Agreement • August 14th, 2012 • OvaScience, Inc. • In vitro & in vivo diagnostic substances • New York

• Contract Type
  Registration Rights Agreement
• Filed
  August 14th, 2012
• Company
  OvaScience, Inc.
• Industry
  In vitro & in vivo diagnostic substances
• Jurisdiction
  New York

This REGISTRATION RIGHTS AGREEMENT (this “Agreement”) is made as of August 13, 2012, by and among OvaScience, Inc., a Delaware corporation (the “Company”) and each person listed on Exhibit A attached hereto (collectively, the “Investors” and each individually, an “Investor”). Capitalized terms used herein and not otherwise defined shall have the meanings ascribed to them in Section 8(q) herein.