September 15, 2025 · Form 4 insider transaction
Tobin Jack J sold 143 shares of CME Group Inc. at $258.83 per share, a transaction worth $37.0K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 2 days after the transaction.
Mr. Tobin surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 15, 2025.