| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CME | Common Stock Class A | Tax liability | -$145K | -769 | -0.96% | $188.85 | 79.4K | Sep 14, 2021 | Direct | F1 | 
| transaction | CME | Common Stock Class A | Tax liability | -$162K | -859 | -1.08% | $188.96 | 78.6K | Sep 15, 2021 | Direct | F2 | 
| Id | Content | 
|---|---|
| F1 | Mr. Bryan Durkin surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on 9/14/2021. | 
| F2 | Mr. Bryan Durkin surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on 9/15/2021. |