Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-03-26 Purchase | 2026-03-30 5:30 pm | CME GROUP INC. | CME | SHEPARD WILLIAM R Director | 1,470 | $297.38 | $437,101 | 262,657 (Indirect Direct) | View |
| 2026-03-17 Sale(A) | 2026-03-23 09:38 am | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 3,291 | $313.37 | $1,031,301 | 7,192 (Direct) | View |
| 2026-03-17 Sale | 2026-03-19 09:47 am | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 3,291 | $333.37 | $1,097,121 | 7,192 (Direct) | View |
| 2026-03-12 Sale | 2026-03-12 5:46 pm | CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer | 5,160 | $309 | $1,594,440 | 14,910 (Direct) | View |
| 2026-03-06 Sale | 2026-03-09 4:31 pm | CME GROUP INC. | CME | Cook Elizabeth A Director | 1,000 | $320 | $320,000 | 17,771 (Indirect) | View |
| 2026-02-23 Sale | 2026-02-23 4:46 pm | CME GROUP INC. | CME | Durkin Bryan T Director | 4,200 | $309.65 | $1,300,530 | 43,007 (Direct) | View |
| 2026-02-20 Sale | 2026-02-20 2:07 pm | CME GROUP INC. | CME | GEPSMAN MARTIN J Director | 300 | $305.9 | $91,770 | 24,999 (Direct) | View |
| 2026-02-06 Sale | 2026-02-09 1:03 pm | CME GROUP INC. | CME | Suskind Dennis Director | 748 | $300 | $224,400 | 2,699 (Direct) | View |
| 2025-12-30 Purchase | 2026-01-02 2:30 pm | CME GROUP INC. | CME | SHEPARD WILLIAM R Director | 262 | $278.37 | $73,008 | 261,187 (Indirect Direct) | View |
| 2025-12-11 Sale | 2025-12-15 3:05 pm | CME GROUP INC. | CME | DUFFY TERRENCE A Chairman and CEO | 25,000 | $269.55 | $6,738,815 | 65,804 (Direct) | View |
| 2025-11-20 Sale | 2025-11-21 4:09 pm | CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts | 7,200 | $275.67 | $1,984,798 | 20,305 (Indirect Direct) | View |
| 2025-11-03 Sale | 2025-11-04 11:34 am | CME GROUP INC. | CME | Ford Harold Eugene Jr. Director | 1,000 | $263.53 | $263,530 | 1,091 (Direct) | View |
| 2025-09-25 Purchase | 2025-09-26 8:46 pm | CME GROUP INC. | CME | SHEPARD WILLIAM R Director | 274 | $265.19 | $72,672 | 260,925 (Indirect Direct) | View |
| 2025-09-18 Sale | 2025-09-18 7:30 pm | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 392 | $262 | $102,704 | 7,851 (Direct) | View |
| 2025-09-16 Sale | 2025-09-17 1:49 pm | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 376 | $258.96 | $97,369 | 8,243 (Direct) | View |
| 2025-09-16 Sale | 2025-09-17 1:48 pm | CME GROUP INC. | CME | McCourt Timothy Francis Sr MD Global Head Equity & FX | 379 | $259.83 | $98,476 | 9,508 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-03-15 Tax Withholding | 2026-03-17 12:24 pm | N/A N/A | CME GROUP INC. | CME | McCourt Timothy Francis Sr MD Global Head Equity & FX | 2,904 | $311.4 | 12,108 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:24 pm | N/A N/A | CME GROUP INC. | CME | McCourt Timothy Francis Sr MD Global Head Equity & FX | 5,504 | $311.4 | 12,108 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:24 pm | N/A N/A | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 2,638 | $311.4 | 10,483 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:24 pm | N/A N/A | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 5,270 | $311.4 | 10,483 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer | 3,039 | $311.4 | 33,455 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer | 7,076 | $311.4 | 33,455 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Sprague Suzanne COO & Global Head of Clearing | 2,515 | $311.4 | 13,836 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Sprague Suzanne COO & Global Head of Clearing | 5,504 | $311.4 | 13,836 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | DUFFY TERRENCE A Chairman and CEO | 27,866 | $311.4 | 90,630 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | DUFFY TERRENCE A Chairman and CEO | 62,902 | $311.4 | 90,630 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer | 3,135 | $311.4 | 18,851 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer | 7,076 | $311.4 | 18,851 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Winkler Julie Sr MD Chief Commercial Officer | 3,658 | $311.4 | 30,110 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Winkler Julie Sr MD Chief Commercial Officer | 8,256 | $311.4 | 30,110 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts | 3,627 | $311.4 | 31,362 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts | 8,256 | $311.4 | 31,362 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Fitzpatrick Lynne President and CFO | 2,515 | $311.4 | 23,913 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Fitzpatrick Lynne President and CFO | 5,504 | $311.4 | 23,913 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Tobin Jack J MD Chief Accounting Officer | 179 | $311.4 | 25,409 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Tobin Jack J MD Chief Accounting Officer | 608 | $311.4 | 25,409 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Cutinho Sunil Chief Information Officer | 3,658 | $311.4 | 23,586 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 12:23 pm | N/A N/A | CME GROUP INC. | CME | Cutinho Sunil Chief Information Officer | 8,256 | $311.4 | 23,586 (Direct) | View |
| 2026-03-11 Gift | 2026-03-12 5:48 pm | N/A N/A | CME GROUP INC. | CME | Tobin Jack J MD Chief Accounting Officer | 105 | $0 | 24,980 (Direct) | View |
| 2025-12-31 Tax Withholding | 2026-01-02 2:28 pm | N/A N/A | CME GROUP INC. | CME | DUFFY TERRENCE A Chairman and CEO | 10,210 | $273.08 | 55,594 (Direct) | View |
| 2025-11-06 Other | 2025-11-21 4:09 pm | N/A N/A | CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts | 2,300 | $0 | 20,305 (Direct) | View |
| 2025-11-07 Gift | 2025-11-12 08:57 am | N/A N/A | CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer | 973 | $0 | 29,418 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Cutinho Sunil Chief Information Officer | 379 | $259.83 | 18,988 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Cutinho Sunil Chief Information Officer | 1,117 | $258.83 | 18,988 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Cutinho Sunil Chief Information Officer | 3,044 | $258.83 | 18,988 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Winkler Julie Sr MD Chief Commercial Officer | 379 | $259.83 | 25,512 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Winkler Julie Sr MD Chief Commercial Officer | 1,081 | $258.83 | 25,512 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Winkler Julie Sr MD Chief Commercial Officer | 3,044 | $258.83 | 25,512 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer | 325 | $259.83 | 20,070 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer | 971 | $258.83 | 20,070 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer | 2,608 | $258.83 | 20,070 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 294 | $259.83 | 8,243 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 259 | $258.83 | 8,243 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:49 pm | N/A N/A | CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel | 2,464 | $258.83 | 8,243 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Sprague Suzanne COO & Global Head of Clearing | 325 | $259.83 | 10,847 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Sprague Suzanne COO & Global Head of Clearing | 639 | $258.83 | 10,847 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Sprague Suzanne COO & Global Head of Clearing | 3,044 | $258.83 | 10,847 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Fitzpatrick Lynne President and CFO | 379 | $259.83 | 20,924 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Fitzpatrick Lynne President and CFO | 639 | $258.83 | 20,924 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Fitzpatrick Lynne President and CFO | 4,348 | $258.83 | 20,924 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Tobin Jack J MD Chief Accounting Officer | 57 | $259.83 | 25,085 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Tobin Jack J MD Chief Accounting Officer | 143 | $258.83 | 25,085 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Tobin Jack J MD Chief Accounting Officer | 1,546 | $258.83 | 25,085 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Dennis Michael G. Global Head of Fixed Income | 289 | $259.83 | 8,679 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Dennis Michael G. Global Head of Fixed Income | 2,608 | $258.83 | 8,679 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | McCourt Timothy Francis Sr MD Global Head Equity & FX | 754 | $258.83 | 9,508 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | McCourt Timothy Francis Sr MD Global Head Equity & FX | 2,752 | $258.83 | 9,508 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts | 379 | $259.83 | 33,933 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts | 1,099 | $258.83 | 33,933 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts | 3,044 | $258.83 | 33,933 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:48 pm | N/A N/A | CME GROUP INC. | CME | DUFFY TERRENCE A Chairman and CEO | 23,180 | $258.83 | 90,804 (Direct) | View |
| 2025-09-16 Tax Withholding | 2025-09-17 1:44 pm | N/A N/A | CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer | 325 | $259.83 | 30,391 (Direct) | View |
| 2025-09-15 Tax Withholding | 2025-09-17 1:44 pm | N/A N/A | CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer | 953 | $258.83 | 30,391 (Direct) | View |
| 2025-09-15 Option Award | 2025-09-17 1:44 pm | N/A N/A | CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer | 2,608 | $258.83 | 30,391 (Direct) | View |