CME Group Announces Key Leadership Changes in Finance and Legal Divisions

Executive Succession & Leadership Appointments

On September 9, 2026, CME Group Inc. (NASDAQ: CME) disclosed key executive leadership transitions across its finance and legal teams pursuant to Item 5.02 of Form 8-K:

1. Chief Financial Officer Succession:

   • Jack Tobin, 63, has been appointed Managing Director, Deputy Chief Financial Officer effective November 2, 2026.
   • Mr. Tobin will formally assume the role of Senior Managing Director, Chief Financial Officer in March 2027, coinciding with Lynne Fitzpatrick’s transition to Chief Executive Officer.
   • Mr. Tobin previously served as Chief Accounting Officer since 2015 and rescinded his previously planned October 2026 retirement to assume these responsibilities.

2. Chief Accounting Officer Appointment:

   • Matthew Render, 47, will succeed Mr. Tobin as Managing Director, Chief Accounting Officer effective November 2, 2026.
   • Mr. Render previously served as Deputy Chief Accounting Officer since August 2026 and was formerly Global Head of Financial Reporting, Accounting Policy & Finance Transformation at Citadel and Citadel Securities.

3. General Counsel Transition:

   • John Marchese has been named General Counsel, succeeding Jonathan Marcus.