8-K current report · filed Sep 25, 2026

CME Group (CME) 8-K Current Report: September 25, 2026

Item 5.03CME overview

Short answer

CME Group (CME) filed an 8-K current report with the SEC on September 25, 2026 reporting Item 5.03 (Amendments to Articles of Incorporation or Bylaws). Series G Non-Voting Convertible Preferred Stock designation eliminated effective September 24, 2026.

CME Group 8-K event analysis

AI summary of each reported item and its exhibits

Item 5.03 · Amendments to Articles of Incorporation or Bylaws

  • Series G Non-Voting Convertible Preferred Stock designation eliminated effective September 24, 2026
  • No Series G shares outstanding, limiting direct shareholder impact
  • Simplifies CME’s capital structure and removes an unused preferred-stock authorization

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