InsiderTrades

Form 4 for CME CME Group

Accepted 2026-09-17 16:25:59 ET · period of report 2026-09-15 · accession 0001475318-26-000003 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-09-17 16:25 2026-05-25 CME Sammann Derek Sr MD Gl Hd Commodities Mkts J - Other $0.00 -4,629 8,683 -35% $0
I 2026-09-17 16:25 2026-05-25 CME Sammann Derek Sr MD Gl Hd Commodities Mkts J - Other $0.00 +4,629 15.7K +42% $0
2026-09-17 16:25 2026-09-15 CME Sammann Derek Sr MD Gl Hd Commodities Mkts A - Grant $275.09 +2,864 11.5K +33% +$787.9K
M 2026-09-17 16:25 2026-09-15+ CME Sammann Derek Sr MD Gl Hd Commodities Mkts F - Tax $274.42 -1,413 10.1K -12% -$387.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock Class A 2026-05-25 J D 4,629 $0.00 8,683 D — — (F1) Reflects a change in the form of beneficial ownership from direct to indirect ownership via transfer to the Reporting Person's revocable living trust. This transaction is exempt from Section 16 pursuant to Rule 16a-13 under the Securities Exchange Act of 1934.
2 Common Common Stock Class A 2026-05-25 J A 4,629 $0.00 15,657 I by Trust — — (F1) Reflects a change in the form of beneficial ownership from direct to indirect ownership via transfer to the Reporting Person's revocable living trust. This transaction is exempt from Section 16 pursuant to Rule 16a-13 under the Securities Exchange Act of 1934.
3 Common Common Stock Class A 2026-09-15 A A 2,864 $275.09 11,547 D — — (F2) Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service.
4 Common Common Stock Class A 2026-09-15 F D 373 $275.09 11,174 D — — (F3) Represents shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock previously granted to the Reporting Person.
5 Common Common Stock Class A 2026-09-15 F D 361 $275.09 10,813 D — — (F3) Represents shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock previously granted to the Reporting Person.
6 Common Common Stock Class A 2026-09-15 F D 320 $275.09 10,493 D — — (F3) Represents shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock previously granted to the Reporting Person.
7 Common Common Stock Class A 2026-09-16 F D 359 $272.46 10,134 D — — (F3) Represents shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock previously granted to the Reporting Person.