The Market LogEnter at least 2 characters. Company and ticker searches are not case-sensitive.

Reporting owner

SHEPARD WILLIAM R

Reporting owner CIK 0001212852 · Director

View SEC filings ↗

These transactions appear in filings associated with this reporting owner. Jointly reported quantities and amounts are unallocated; they are not this owner's individual purchases or total holdings. Names and roles reflect the relevant filing, and a reporting owner may be a person or an organization.

Reset

Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.SHEPARD WILLIAM RSHEPARD WILLIAM RSHEPARD WILLIAM R · December 30, 2025 · Purchase · Common Stock Class ASHEPARD WILLIAM R · December 30, 2025 · Purchase · Common Stock Class ADec 30, 2025Dec 30, 2025
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

2 dated transactions · 1 of 1 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Dec 30, 2025CME GROUP INC.Common Stock Class ASHEPARD WILLIAM RPurchase
Dec 30, 2025CME GROUP INC.Common Stock Class ASHEPARD WILLIAM RPurchase

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Transactions in associated filings

Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedCompanyReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: CME GROUP INC.CME · company listingsPurchaseCommon Stock Class ANon-derivative security · Code P251.21278.37Value: 69,929.3277Currency not specifiedView ↗
Trade: CME GROUP INC.CME · company listingsPurchaseCommon Stock Class ANon-derivative security · Code P11.06278.37Value: 3,078.7722Currency not specifiedView ↗