    <SEC-DOCUMENT>0001193125-22-059924-index.html : 20220301
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    <ACCEPTANCE-DATETIME>20220301081856
    ACCESSION NUMBER:		0001193125-22-059924
    CONFORMED SUBMISSION TYPE:	S-3ASR
    PUBLIC DOCUMENT COUNT:		11
    FILED AS OF DATE:		20220301
    DATE AS OF CHANGE:		20220301
    EFFECTIVENESS DATE:		20220301

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CME GROUP INC.
    		CENTRAL INDEX KEY:			0001156375
    		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY & COMMODITY BROKERS, DEALERS, EXCHANGES & SERVICES [6200]
    		IRS NUMBER:				364459170
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-3ASR
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-263130
    		FILM NUMBER:		22694105

    	BUSINESS ADDRESS:
    		STREET 1:		20 S. WACKER DR.
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60606
    		BUSINESS PHONE:		3129301000

    	MAIL ADDRESS:
    		STREET 1:		20 S. WACKER DR.
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60606

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CHICAGO MERCANTILE EXCHANGE HOLDINGS INC
    		DATE OF NAME CHANGE:	20010802
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-3ASR
    <SEQUENCE>1
    <FILENAME>d273143ds3asr.htm
    <DESCRIPTION>S-3ASR
    <TEXT>
    Document 1 - file: d273143ds3asr.htm

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    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>2
    <FILENAME>d273143dex51.htm
    <DESCRIPTION>EX-5.1
    <TEXT>
    Document 2 - file: d273143dex51.htm

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    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>3
    <FILENAME>d273143dex231.htm
    <DESCRIPTION>EX-23.1
    <TEXT>
    Document 3 - file: d273143dex231.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-25.1
    <SEQUENCE>4
    <FILENAME>d273143dex251.htm
    <DESCRIPTION>EX-25.1
    <TEXT>
    Document 4 - file: d273143dex251.htm

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    <DOCUMENT>
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    <SEQUENCE>5
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    <DESCRIPTION>EX-25.2
    <TEXT>
    Document 5 - file: d273143dex252.htm

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    <TYPE>EX-FILING FEES
    <SEQUENCE>6
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    <DESCRIPTION>EX-FILING FEES
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    <SEQUENCE>7
    <FILENAME>g273143g52a65.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g273143g52a65.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g273143page010.jpg

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    <SEQUENCE>9
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g273143page011.jpg

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    <SEQUENCE>10
    <FILENAME>g273143page032.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g273143page032.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g273143page033.jpg

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