CME GROUP INC. 4

Terrence A. Duffy, Chairman and CEO of CME Group Inc., sold 15,000 shares of CME Class A Common Stock for about $4.1 million on 2026-09-10.

On 2026-09-10, CME Group Inc. Chairman and CEO Terrence A. Duffy sold a total of 15,000 shares of CME Group Inc. Class A Common Stock in two open-market transactions reported at weighted average prices: 14,372 shares at $274.41 and 628 shares at $275.03, for aggregate proceeds of approximately $4.11 million. These sales, executed in multiple trades within disclosed price ranges, reduced his direct holdings from 56,258 shares prior to the transactions to 40,630 shares afterward, indicating a meaningful but not transformational trim of his equity position while retaining a substantial remaining stake.

Filing Facts

CIK

1156375

Ticker

CME

Form

4

Source Type

sec

Accession

0001212809-26-000006

Alert Tier

9