Shareholder Relations
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Contact CME for inquiries related to your CME Group Inc. Class A and Class B common stock.

For inquiries, call:
CME Shareholder Relations
Beth Hausoul
+1 312 930 3484

For stock transfer, stock purchase, dividend payment, direct deposit of dividends, address changes and other inquiries, please contact our transfer agent, Computershare Investor Services.

5 for 1 Stock Split FAQ


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