Shareholder Relations
Contact CME for inquiries related to your CME Group Inc. Class A and Class B common stock.
For inquiries, call:
CME Shareholder Relations
+1 312 930 3484
Email: Shareholder.Relations@cmegroup.com
For stock transfer, stock purchase, dividend payment, direct deposit of dividends, address changes and other inquiries, please contact our transfer agent, Computershare Investor Services.
