Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 8 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
June 25, 2026 CME A 645 $225.00 $145,125 29,130 Direct +2.26% Acquired 17.0% (price as of 2026-10-02)
June 25, 2025 CME A 532 $273.03 $145,252 28,485 Direct +1.90% Acquired -3.6% (price as of 2026-10-02)
June 25, 2024 CME A 748 $194.10 $145,187 27,953 Direct +2.75% Acquired 35.6% (price as of 2026-10-02)
June 26, 2023 CME A 811 $178.89 $145,080 27,205 Direct +3.07% Acquired 47.1% (price as of 2026-10-02)
June 27, 2022 CME A 693 $209.44 $145,142 26,394 Direct +2.70% Acquired 25.6% (price as of 2026-10-02)
Jan. 25, 2022 CME A 47 $221.79 $10,424 50,701 Direct +0.09% Acquired 18.6% (price as of 2026-10-02)
June 25, 2021 CME A 551 $218.12 $120,184 50,654 Direct +1.10% Acquired 20.6% (price as of 2026-10-02)
June 25, 2020 CME A 712 · · 50,103 Direct +1.44% Acquired (price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Initial ownership (Form 3) 5 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
May 14, 2020 CME Class B Common Stock, Series B-1 1 Direct
May 14, 2020 CME Class B Common Stock, Series B-2 1 Direct
May 14, 2020 CME Class B Common Stock, Series B-3 1 Direct
May 14, 2020 CME Class B Common Stock, Series B-4 1 Direct
May 14, 2020 CME Common Stock Class A 49,391 Direct