September 16, 2025 · Form 4 insider transaction
Sprague Suzanne sold 325 shares of CME Group Inc. at $259.83 per share, a transaction worth $84.4K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 1 day after the transaction.
Ms. Sprague surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 16, 2025.