December 30, 2025 · Form 4 insider transaction
SHEPARD WILLIAM R bought 251 shares of CME Group Inc. at $278.37 per share, a transaction worth $69.9K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 3 days after the transaction.
Reflects shares that were acquired pursuant to a dividend reinvestment plan administered by the reporting person's broker. Actual amounts of fractional shares owned may vary slightly due to rounding.