CME GROUP INC. — Director's Dealing 2024

Mar 15, 2024

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: CME GROUP INC. (CME)
CIK: 0001156375
Period of Report: 2023-12-31

Reporting Person: Carey Charles P (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-10-06	Class B Common Stock, Series B-2	S	1	$211.93	Disposed	0	Indirect
2023-10-09	Class B Common Stock, Series B-1	S	1	$215.76	Disposed	0	Indirect
2023-10-09	Class B Common Stock, Series B-3	S	1	$215.76	Disposed	0	Indirect
2023-10-10	Class B Common Stock, Series B-4	S	1	$216.09	Disposed	0	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock Class A	10163	Indirect
Common Stock Class A	0.375	Indirect
Common Stock Class A	185	Indirect

Footnotes

F1: This Form 5 is being filed to reflect an update to Mr. Carey's ownership of Class B shares that were previously reported as being indirectly owned by Mr. Carey in connection with his ownership of HC Technologies. Subsequent to the sale of HC Technologies' assets, one Class B-2 share was sold on October 6, 2023. The Class B common stock of CME Group Inc. is not listed on a national securities exchange or traded in an organized over-the-counter market. Each class of the Class B common stock is associated with a membership in a specific division of the exchange. We assume that because the Class B shares have the same equitable interest in our earnings and the same dividend payments as our Class A shares, that if reported separately from the associated trading rights, they would have the same market price as our Class A common stock. The closing price for our Class A common stock on October 6, 2023 was $211.93.

F2: This Form 5 is being filed to reflect an update to Mr. Carey's ownership of Class B shares that were previously reported as being indirectly owned by Mr. Carey in connection with his ownership of HC Technologies. Subsequent to the sale of HC Technologies' assets, one Class B-1 share and one Class B-3 share were sold on October 9, 2023. The Class B common stock of CME Group Inc. is not listed on a national securities exchange or traded in an organized over-the-counter market. Each class of the Class B common stock is associated with a membership in a specific division of the exchange. We assume that because the Class B shares have the same equitable interest in our earnings and the same dividend payments as our Class A shares, that if reported separately from the associated trading rights, they would have the same market price as our Class A common stock. The closing price for our Class A common stock on October 9, 2023 was $215.76

F3: This Form 5 is being filed to reflect an update to Mr. Carey's ownership of Class B shares that were previously reported as being indirectly owned by Mr. Carey in connection with his ownership of HC Technologies. Subsequent to the sale of HC Technologies' assets, one Class B-4 share was sold on October 10, 2023. The Class B common stock of CME Group Inc. is not listed on a national securities exchange or traded in an organized over-the-counter market. Each class of the Class B common stock is associated with a membership in a specific division of the exchange. We assume that because the Class B shares have the same equitable interest in our earnings and the same dividend payments as our Class A shares, that if reported separately from the associated trading rights, they would have the same market price as our Class A common stock. The closing price for our Class A common stock on October 10, 2023 was $216.09.