Form4insider filings, from the source

Insider · CIK 0001776581

Robert J Tierney Jr.

Files at: CME. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 25, 2026 AForm 4 →Jun 29, 4:31 pm EDTCME GROUP INC.CME645$225.00$145,12514,345—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.