MSCI Inc. announced on March 6, 2019 that the board of directors of the company appointed Andrew C. Wiechmann, who has been serving as the company's Head of Strategy, Corporate Development and Investor Relations, to serve as Interim Chief Financial Officer and Treasurer and a member of the company's Executive Committee, effective as of March 5, 2019. Kathleen A. Winters, who previously served as the company's Chief Financial Officer and Treasurer, notified the company of her decision to resign on March 1, 2019. Her last day with the company will be March 15, 2019.

Mr. Wiechmann joined MSCI in 2012 and has served as Head of Strategy and Corporate Development since July 2012 and Head of Investor Relations from December 2017 to March 2019. He also served as Head of Financial Planning and Analysis from July 2015 to December 2017. In these roles, Mr. Wiechmann has been responsible for overseeing all aspects of the Company's capital structure, including share repurchases and financing transactions as well as dividend and leverage policies.

Prior to joining MSCI, Mr. Wiechmann was an investment banker at Morgan Stanley where he executed M&A and capital markets transactions for financial technology and specialty finance companies.