CME Group (CME): Director Gepsman Martin J sold $121,000 worth of Common Stock Class A (400 units at $302.50) (SEC Form 4)

Historical context for CME

Across the 23 sessions after earlier CME headlines, the stock closed higher 10 times and lower 13 times, with a median move of 1.3% in either direction. This shows timing only: many things move a stock in a session, and these figures do not show that any headline caused a move.

Earlier insider filings at CME

• Sep 28, 2026Director Shepard William R disposed of 2,554 units of Common Stock Class A, acquired 2,554 units of Common Stock Class A and bought $78,626 worth of Common Stock Class A (293 units at $268.76), decreasing direct ownership by 71% to 1,067 units (SEC Form 4)
• Sep 17, 2026Sr MD Chief Commercial Officer Winkler Julie was granted 2,864 units of Common Stock Class A and covered exercise/tax liability with 1,413 units of Common Stock Class A, increasing direct ownership by 5% to 31,561 units (SEC Form 4) (tax liability)
• Sep 17, 2026Chief Transformation Officer Vroman Ken was granted 2,592 units of Common Stock Class A and covered exercise/tax liability with 1,211 units of Common Stock Class A, increasing direct ownership by 7% to 20,232 units (SEC Form 4) (tax withholding)
• Sep 17, 2026MD Chief Accounting Officer Tobin Jack J was granted 700 units of Common Stock Class A and covered exercise/tax liability with 347 units of Common Stock Class A, increasing direct ownership by 1% to 25,762 units (SEC Form 4) (withholding obligation)
• Sep 17, 2026COO & Global Head of Clearing Sprague Suzanne was granted 2,864 units of Common Stock Class A and covered exercise/tax liability with 1,152 units of Common Stock Class A, increasing direct ownership by 12% to 15,548 units (SEC Form 4) (for tax liability)