QuickLinks -- Click here to rapidly navigate through this document

Exhibit 23.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We hereby consent to the incorporation by reference in this Registration Statement on Form S-4 of CME Group Inc. of our report dated March 13, 2014 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in GFI Group Inc.'s Annual Report on Form 10-K for the year ended December 31, 2013. We also consent to the reference to us under the heading "Experts" in such Registration Statement.

/s/ PricewaterhouseCoopers LLP
New York, New York
October 16, 2014

QuickLinks

Exhibit 23.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM