On January 18, 2019, John Steuart resigned as a member of the Board of Directors of Natera, Inc., effective January 24, 2019. Mr. Steuart’s resignation was not a result of any disagreement with the Company on any matter relating to its operations, policies or practices. On January 24, 2019, the Board appointed Gail Marcus as Chair of the Audit Committee. Ms. Marcus joined the Board in March 2017 and currently serves as the Chair of the Nominating and Corporate Governance Committee.