Form 4 Filing for John Clifford Marchese

On September 15, 2026, John Clifford Marchese, Sr MD, General Counsel at CME GROUP INC., acquired 784 shares of Common Stock Class A at a price of $275.09 per share. The acquisition was part of a restricted stock grant under the company's stock plan, vesting over four years, and was determined based on his role prior to a promotion on September 11, 2026. Subsequent transactions on the same day and September 16, 2026, involved the disposal of a total of 241 shares (43 + 47 + 57 + 50 + 44) at prices of $275.09 and $272.46 respectively, to cover tax withholding obligations related to previously granted restricted stock. Following these transactions, Marchese's post-transaction holdings of Common Stock Class A amounted to 3598 shares.