CME · Cme Group Inc. · Insider Trading
2 customers — 25% of revenue (first six months of 2026)
“The two largest resellers of our market data represented approximately 25% of our market data and information services revenue in the first six months of 2026.”
One customer — 10% of revenue (first six months of 2026)
“One individual firm represented at least 10% of our clearing and transaction fees in the first six months of 2026.”
Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.
Insider Sentiment Score
Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-09-25 | SHEPARD WILLIAM R |
Director |
Buy↑
Filing footnotes — Common Stock Class A (Indirect)
Represents shares acquired pursuant to a broker-administered dividend reinvestment plan. |
Common Stock Class A
(I)
|
292 |
| 2026-09-16 | McCourt Timothy Francis |
Sr MD Global Head Equity & FX |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
364 |
| 2026-09-16 | Tobin Jack J |
MD Chief Accounting Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
51 |
| 2026-09-16 | Winkler Julie |
Sr MD Chief Commercial Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
359 |
| 2026-09-16 | Sprague Suzanne |
COO & Global Head of Clearing |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
308 |
| 2026-09-16 | Fitzpatrick Lynne |
President and CFO |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
359 |
| 2026-09-16 | Dennis Michael G. |
Global Head of Fixed Income |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
274 |
| 2026-09-16 | Cutinho Sunil |
Chief Information Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
359 |
| 2026-09-16 | Vroman Ken |
Chief Transformation Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
308 |
| 2026-09-16 | Marchese John Clifford |
Sr MD, General Counsel |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
44 |
| 2026-09-16 | Sammann Derek |
Sr MD Gl Hd Commodities Mkts |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
359 |
| 2026-09-15 | Tobin Jack J |
MD Chief Accounting Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
44 |
| 2026-09-15 | Fitzpatrick Lynne |
President and CFO |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
4,088 |
| 2026-09-15 | Cutinho Sunil |
Chief Information Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
373 |
| 2026-09-15 | Sammann Derek |
Sr MD Gl Hd Commodities Mkts |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
320 |
| 2026-09-15 | Vroman Ken |
Chief Transformation Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
309 |
| 2026-09-15 | Sprague Suzanne |
COO & Global Head of Clearing |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
249 |
| 2026-09-15 | Sammann Derek |
Sr MD Gl Hd Commodities Mkts |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
361 |
| 2026-09-15 | McCourt Timothy Francis |
Sr MD Global Head Equity & FX |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
2,592 |
| 2026-09-15 | Tobin Jack J |
MD Chief Accounting Officer |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
700 |
| 2026-09-15 | Fitzpatrick Lynne |
President and CFO |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
457 |
| 2026-09-15 | Vroman Ken |
Chief Transformation Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
274 |
| 2026-09-15 | McCourt Timothy Francis |
Sr MD Global Head Equity & FX |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
338 |
| 2026-09-15 | McCourt Timothy Francis |
Sr MD Global Head Equity & FX |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
330 |
| 2026-09-15 | Sammann Derek |
Sr MD Gl Hd Commodities Mkts |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
2,864 |
| 2026-09-15 | Sammann Derek |
Sr MD Gl Hd Commodities Mkts |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
373 |
| 2026-09-15 | Marchese John Clifford |
Sr MD, General Counsel |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. This grant was determined based on the Reporting Person's role as of September 1, 2026 and prior to the effective date of his promotion to Senior Managing Director and General Counsel on September 11, 2026. Under CME Group's compensation program, the Reporting Person is entitled to a promotion-related equity grant in March 2027, which would be reported on a subsequent Form 4. |
Common Stock Class A
|
784 |
| 2026-09-15 | Marchese John Clifford |
Sr MD, General Counsel |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
57 |
| 2026-09-15 | Tobin Jack J |
MD Chief Accounting Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
205 |
| 2026-09-15 | Fitzpatrick Lynne |
President and CFO |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
275 |
| 2026-09-15 | Sprague Suzanne |
COO & Global Head of Clearing |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
2,864 |
| 2026-09-15 | Tobin Jack J |
MD Chief Accounting Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
47 |
| 2026-09-15 | Winkler Julie |
Sr MD Chief Commercial Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
373 |
| 2026-09-15 | Marchese John Clifford |
Sr MD, General Counsel |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
50 |
| 2026-09-15 | Cutinho Sunil |
Chief Information Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
361 |
| 2026-09-15 | Marchese John Clifford |
Sr MD, General Counsel |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
43 |
| 2026-09-15 | Winkler Julie |
Sr MD Chief Commercial Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
320 |
| 2026-09-15 | Winkler Julie |
Sr MD Chief Commercial Officer |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
2,864 |
| 2026-09-15 | Dennis Michael G. |
Global Head of Fixed Income |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
274 |
| 2026-09-15 | Sprague Suzanne |
COO & Global Head of Clearing |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
320 |
| 2026-09-15 | Vroman Ken |
Chief Transformation Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
320 |
| 2026-09-15 | Fitzpatrick Lynne |
President and CFO |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
249 |
| 2026-09-15 | Cutinho Sunil |
Chief Information Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
320 |
| 2026-09-15 | McCourt Timothy Francis |
Sr MD Global Head Equity & FX |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
302 |
| 2026-09-15 | Winkler Julie |
Sr MD Chief Commercial Officer |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
361 |
| 2026-09-15 | DUFFY TERRENCE A |
Director, Chairman and CEO |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
21,812 |
| 2026-09-15 | Dennis Michael G. |
Global Head of Fixed Income |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
2,592 |
| 2026-09-15 | Sprague Suzanne |
COO & Global Head of Clearing |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
275 |
| 2026-09-15 | Marchese John Clifford |
Sr MD, General Counsel |
Tax↓
Filing footnotes — Common Stock Class A (Direct)
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. |
Common Stock Class A
|
47 |
| 2026-09-15 | Cutinho Sunil |
Chief Information Officer |
Award↑
Filing footnotes — Common Stock Class A (Direct)
Represents a grant of restricted stock under the CME Group Omnibus Stock Plan, vesting in four equal annual installments, subject to continued service. |
Common Stock Class A
|
2,864 |