UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 _________________________________________________________ FORM 10-K _________________________________________________________ (Mark One) Documents Form 10-K Reference Portions of the CME Group Inc.'s Proxy Statement for the 2020 Annual Meeting of Shareholders Part III ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTI ...

Start Time: 08:30 January 1, 0000 9:26 AM ET CME Group Inc. (NASDAQ:CME) Q4 2019 Earnings Conference Call February 12, 2020, 08:30 AM ET Company Participants Terrence Duffy - Chairman and CEO John Pietrowicz - CFO Bryan Durkin - President Sean Tully - Senior Managing Director, Global Head, Financial and OTC Products Derek Sammann - Senior Managing Director, Global Head of Commodities & Options Products John Peschier - IR Conference Call Participants Rich Repetto - Piper Sandler Dan Fannon - Jefferies Brian ...

Table of Contents Large accelerated filer ☒ Accelerated filer ☐ Non-accelerated filer ☐ Smaller reporting company ☐ Emerging growth company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 _________________________________________________________ FORM 10-Q _________________________________________________________ (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 - OR - ☐ TRANSITION R ...

CME Group Inc. (NASDAQ:CME) Q3 2019 Earnings Conference Call October 30, 2019 8:30 AM ET Company Participants John Peschier - Investor Relations Terrence Duffy - Chairman and Chief Executive Officer John Pietrowicz - Chief Financial Officer Bryan Durkin - President Sean Tully - Senior Managing Director, Global Head, Financial and OTC Products Conference Call Participants Richard Repetto - Sandler O’Neill Dan Fannon - Jefferies Ben Herbert - Citi Brian Bedell - Deutsche Bank Michael Carrier - Bank of America ...

Table of Contents Large accelerated filer ☒ Accelerated filer ☐ Non-accelerated filer ☐ Smaller reporting company ☐ Emerging growth company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 _________________________________________________________ FORM 10-Q _________________________________________________________ (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 - OR - ☐ TRANSITION REPORT ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 _________________________________________________________ FORM 10-Q _________________________________________________________ (Mark One) ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 - OR - ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file n ...

| --- | --- | |-----------------------|-------| | | | | | | | | | | | | | | | | 36-4459170 | | | (IRS Employer | | | Identification No.) | | | 60606 | | | (Zip Code) | | TitleOfEachClass ClassACommonStock$0.01parvalue NameOfEachExchangeOnWhichRegistered NASDAQGLOBALSELECTMARKET UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 _________________________________________________________ FORM 10-K _________________________________________________________ (Mark One) ý ANNUAL REPORT PURSUANT ...