Form 4 Filing for CME Group Inc.

This filing details non-derivative transactions by Sunil Cutinho, Chief Information Officer of CME Group Inc. On September 15, 2026, 2864 shares of Common Stock Class A were acquired under a restricted stock grant vesting plan, followed by the disposal of 373, 361, and 320 shares, likely to cover tax withholdings related to the vesting, all at a price of $275.09 per share. On September 16, 2026, an additional 359 shares were disposed of at $272.46 per share. Following these transactions, Mr. Cutinho holds 25,037 shares directly. The filing also includes a Power of Attorney document authorizing representatives to manage EDGAR filings on behalf of Mr. Cutinho.