Cme3

Marchese John Clifford initial ownership report

18h ago
Cme4

Cook Elizabeth A sold 500 shares at $280.11 on 2026-09-14; Cook Elizabeth A transacted shares

18h ago
Cme144

ELIZABETH ANNE COOK TRUST plans to sell 500 Common ($140.1K)

20h ago
Cme4

DUFFY TERRENCE A sold 14,372 shares at $274.41 on 2026-09-10; DUFFY TERRENCE A sold 628 shares at $275.03 on 2026-09-10

Sep 11
Cme144

Terrence Duffy plans to sell 15,000 Common ($4.1M)

Sep 10
Cme8-K

Executive Change; Financial Statements

Sep 9
Cme8-K

Reg FD Disclosure; Financial Statements

Aug 12
Cme10-Q

Quarterly Report · ended 2026-06-30 · Rev $1.7B, NI $1.0B

Jul 24
Cme8-K

Earnings Release; Financial Statements

Jul 22
Cme4

Tierney Robert J JR bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30
Cme4

GEPSMAN MARTIN J bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30
Cme4

SHEPARD WILLIAM R bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25; SHEPARD WILLIAM R bought 422 shares of Common Stock Class A at $225.00 on 2026-06-25; SHEPARD WILLIAM R bought 14 shares of Common Stock Class A at $230.57 on 2026-06-25; SHEPARD WILLIAM R bought 325 shares of Common Stock Class A at $230.57 on 2026-06-25

Jun 30
Cme4

Seifu Rahael bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30
Cme4

Suskind Dennis bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30
Cme4

SIEGEL HOWARD J bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25; SIEGEL HOWARD J bought 422 shares of Common Stock Class A at $225.00 on 2026-06-25; SIEGEL HOWARD J transacted N/A shares of Common Stock Class A at $N/A on N/A

Jun 30
Cme4

Mulchrone Patrick J bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25; Mulchrone Patrick J transacted N/A shares of Common Stock Class A at $N/A on N/A

Jun 30
Cme4

Maloney Patrick W bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30
Cme4

Lucas Deborah J bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30
Cme4

Lockett Phyllis M bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30
Cme4

Kaye Daniel G bought 645 shares of Common Stock Class A at $225.00 on 2026-06-25

Jun 30