Item 1A. RISK FACTORS

There have been no material changes in the company's risk factors from those disclosed in the company's Annual Report on Form 10-K for the year ended December 31, 2024, filed with the SEC on February 27, 2025.


Item 2. UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS

Issuer Purchases of Equity Securities


Period	Total Number of Class A Shares Purchased		Average Price Paid per Share		Total Number of Class A Shares Purchased as Part of Publicly Announced Plans or Programs (1)	Maximum Approximate Value of Shares That May Yet Be Purchased Under the Plans or Programs(1) (in millions)
July 1 to July 31	58		$	274.64	—	$	2,991.8
August 1 to August 31	3,860		273.91		—	2,991.8
September 1 to September 30	83,585		259.14		—	2,991.8
Total	87,503	(2)			—

(1)On December 5, 2024, CME Group announced that its board of directors approved a share repurchase program under which CME Group is authorized to repurchase up to $3.0 billion of its outstanding Class A common stock, par value $0.01 per share (the common stock). The share repurchase program has no expiration date.

(2)Shares purchased consist of shares surrendered to satisfy employee tax obligations upon the vesting of restricted stock.

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