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CME Group Inc. planned insider sales

In the last twelve months insiders at CME Group Inc. filed 17 Form 144 notices of planned sales, 121,019 shares worth $35.1 million at the time of filing, from 14 sellers. The latest, filed 2 November 2026: Siegel Howard J (director), 2,000 shares worth $606,004, planned for around 2 November 2026 through Fidelity Brokerage Services LLC.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
2 November 2026Siegel Howard JDirector2,000$606,0042 November 20262,000 shares from 2 November 2026Fidelity Brokerage Services LLCstock awardForm 144
2 November 2026Julie WinklerOfficer10,079$3.1 million2 November 202610,079 shares from 2 November 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Shares; Restricted StockForm 144
27 October 2026Sunil CutinhoOfficer5,000$1.5 million27 October 20265,000 shares from 27 October 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Shares; Restricted StockForm 144
22 October 2026Martin J GepsmanDirector400$121,00022 October 2026400 shares from 22 October 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
16 September 2026Jonathan MarcusOfficer388$106,10216 September 2026None on Form 4 yetMorgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
14 September 2026Elizabeth Anne Cook TrustDirector500$140,05214 September 2026500 shares from 14 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
10 September 2026Terrence DuffyOfficer15,000$4.1 million10 September 202615,000 shares from 10 September 2026Merrillexecutive compensation grantForm 144
18 May 2026Hilda Piell 1998 TROfficer5,753$1.8 million18 May 20265,753 shares from 18 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Shares; Restricted StockForm 144
15 May 2026Terrence DuffyOfficer35,000$10.4 million15 May 202635,000 shares from 15 May 2026Merrillexecutive compensation grantForm 144
17 March 2026Jonathan MarcusOfficer3,291$1.0 million17 March 20263,291 shares from 17 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Shares; Restricted StockForm 144
12 March 2026Kendal VromanOfficer5,160$1.6 million12 March 20265,160 shares from 12 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Shares; Restricted StockForm 144
6 March 2026Elizabeth Anne Cook Trust U/A DTD 01/08/1999Director1,000$320,0006 March 20261,000 shares from 6 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
23 February 2026Bryan T Durkin Revocable TrustDirector4,200$1.3 million23 February 20264,200 shares from 23 February 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Stock Units; Restricted stock vesting under a registered planForm 144
18 February 2026Gepsman Martin JDirector300$90,60918 February 2026300 shares from 20 February 2026Commonwealth Financial Networkmerger/AcquisitionForm 144
6 February 2026Dennis SuskindDirector748$222,4406 February 2026748 shares from 6 February 2026J.P. Morgan Securities LLCCompensationForm 144
11 December 2025Terrence Duffyofficer25,000$6.7 million11 December 202525,000 shares from 11 December 2025Merrillexecutive compensation grantForm 144
20 November 2025Sammann DerekDirector7,200$2.0 million20 November 20257,200 shares from 20 November 2025Charles Schwab corporationEmployee CompensationForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?