| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Vroman Ken | Chief Transformation Officer | 20 S. WACKER DRIVE, CHICAGO | By: Margaret Austin Wright For: Kendal L. Vroman | 17 Sep 2025 | 0001429863 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CME | Common Stock Class A | Tax liability | $251,324 | -971 | -5.2% | $258.83 | 17,787 | 15 Sep 2025 | Direct | F1 |
| transaction | CME | Common Stock Class A | Award | $675,029 | +2,608 | +15% | $258.83 | 20,395 | 15 Sep 2025 | Direct | |
| transaction | CME | Common Stock Class A | Tax liability | $84,445 | -325 | -1.6% | $259.83 | 20,070 | 16 Sep 2025 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Mr. Vroman surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 15, 2025. |
| F2 | Mr. Vroman surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 16, 2025. |