SEC Filing Summary

Kendal L. Vroman, Chief Transformation Officer at CME GROUP INC., reported a net acquisition of 3,941 shares of Common Stock Class A on March 15, 2026. This transaction involved the vesting of 7,076 performance shares granted in 2022, with the number of shares determined by the company's total shareholder return relative to the S&P 500 from January 1, 2023, to December 31, 2025. Mr. Vroman also surrendered 3,135 shares to cover tax withholding obligations related to this award. The transactions were executed at a price of $311.40 per share. Following these transactions, Mr. Vroman directly owns 18,851 shares of Common Stock Class A.