CME
CME Group Inc
$12.20M
Cluster sell
Discretionary Insider Activity
Date:
05/15/2026
Insiders:
DUFFY TERRENCE A, director, and 1 others
Prior trend:
21 weeks of no clear discretionary insider activity

Summary

A $12.20M cluster sell for CME Group Inc (CME) on 05/15/2026 after 21 weeks of no clear discretionary insider activity trend.

Reports

Action Amount Date Insider Role(s) SEC Filing No
Sell $10.45M 05/18/2026 DUFFY TERRENCE A Director, Chairman and CEO 0001212809-26-000004
Sell $1.75M 05/19/2026 Piell Hilda Harris Sr MD & Chief HR Officer 0001156375-26-000029

Stake Changes

Action Insider Role(s) Total Change % Change
Sell DUFFY TERRENCE A Director, Chairman and CEO $10.45M 38.6%
Sell Piell Hilda Harris Sr MD & Chief HR Officer $1.75M 17.2%

Transactions

Action Amount Date Insider Security Type SEC Code
Sell $7.75M 05/15/2026 DUFFY TERRENCE A Common Stock Class A Discretionary Sale
Sell $2.70M 05/15/2026 DUFFY TERRENCE A Common Stock Class A Discretionary Sale
Sell $1.75M 05/18/2026 Piell Hilda Harris Common Stock Class A Discretionary Sale

Stats

Prior max multiple:
7.7
Prior median multiple:
32.2

Metadata

Signal ID:
XANluIFRFlN3E2TI
Scanned on:
05/26/2026
Status:
Current