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 |
2025-06-25 Purchase |
2025-06-26 6:11 pm |
CME GROUP INC. | CME | SHEPARD WILLIAM R Director |
267 | $270.53 | $72,336 | 260,651 (Indirect Direct) |
View |
2025-06-10 Sale |
2025-06-11 09:10 am |
CME GROUP INC. | CME | Carey Charles P Director |
500 | $265.35 | $132,677 | 5,085 (Indirect) |
View |
2025-05-22 Sale |
2025-05-23 12:20 pm |
CME GROUP INC. | CME | Kaye Daniel G Director |
500 | $282.42 | $141,210 | 3,668 (Direct) |
View |
2025-05-20 Sale |
2025-05-21 1:43 pm |
CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel |
390 | $277.5 | $108,225 | 6,708 (Direct) |
View |
2025-05-19 Sale |
2025-05-20 08:32 am |
CME GROUP INC. | CME | Lockett Phyllis M Director |
1,060 | $277.88 | $294,553 | 3,108 (Direct) |
View |
2025-05-15 Sale |
2025-05-19 09:08 am |
CME GROUP INC. | CME | GEPSMAN MARTIN J Director |
300 | $273.17 | $81,951 | 24,767 (Direct) |
View |
2025-05-15 Sale |
2025-05-19 09:03 am |
CME GROUP INC. | CME | Carey Charles P Director |
3,000 | $272.56 | $817,680 | 5,585 (Indirect) |
View |
2025-05-05 Sale |
2025-05-07 6:16 pm |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
4,650 | $280.61 | $1,304,847 | 22,103 (Indirect Direct) |
View |
2025-04-29 Sale |
2025-04-30 4:17 pm |
CME GROUP INC. | CME | Suskind Dennis Director |
1,000 | $271.28 | $271,280 | 2,915 (Direct) |
View |
2025-04-24 Sale |
2025-04-28 12:02 pm |
CME GROUP INC. | CME | GERDES LARRY G Director |
4,000 | $265.11 | $1,060,441 | 36,651 (Direct) |
View |
2025-03-26 Purchase |
2025-03-27 7:19 pm |
CME GROUP INC. | CME | SHEPARD WILLIAM R Director |
274 | $262.62 | $71,995 | 259,504 (Indirect Direct) |
View |
2025-01-16 Purchase(A) |
2025-03-27 6:55 pm |
CME GROUP INC. | CME | SHEPARD WILLIAM R Director |
1,422 | $227.96 | $324,198 | 259,230 (Indirect Direct) |
View |
2025-03-14 Sale |
2025-03-18 12:19 pm |
CME GROUP INC. | CME | Lucas Deborah J Director |
1,500 | $256.95 | $385,425 | 3,356 (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 |
2025-06-25 Option Award |
2025-06-26 6:36 pm |
N/A N/A |
CME GROUP INC. | CME | Maloney Patrick W Director |
532 | $273.03 | 4,098 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:35 pm |
N/A N/A |
CME GROUP INC. | CME | Ford Harold Eugene Jr. Director |
532 | $273.03 | 2,091 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:35 pm |
N/A N/A |
CME GROUP INC. | CME | Cook Elizabeth A Director |
532 | $273.03 | 18,791 (Indirect) |
View |
2025-06-25 Option Award |
2025-06-26 6:35 pm |
N/A N/A |
CME GROUP INC. | CME | Bitsberger Timothy S. Director |
532 | $273.03 | 11,121 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:35 pm |
N/A N/A |
CME GROUP INC. | CME | Seifu Rahael Director |
532 | $273.03 | 4,094 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:35 pm |
N/A N/A |
CME GROUP INC. | CME | Mulchrone Patrick J Director |
532 | $273.03 | 53,485 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:35 pm |
N/A N/A |
CME GROUP INC. | CME | Lockett Phyllis M Director |
532 | $273.03 | 3,640 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:34 pm |
N/A N/A |
CME GROUP INC. | CME | Lucas Deborah J Director |
532 | $273.03 | 3,888 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:34 pm |
N/A N/A |
CME GROUP INC. | CME | Durkin Bryan T Director |
532 | $273.03 | 47,207 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:34 pm |
N/A N/A |
CME GROUP INC. | CME | Kaye Daniel G Director |
532 | $273.03 | 4,200 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:34 pm |
N/A N/A |
CME GROUP INC. | CME | Carey Charles P Director |
879 | $273.03 | 5,964 (Indirect) |
View |
2025-06-25 Option Award |
2025-06-26 6:34 pm |
N/A N/A |
CME GROUP INC. | CME | Hobert William W Director |
879 | $273.03 | 126,598 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:34 pm |
N/A N/A |
CME GROUP INC. | CME | GEPSMAN MARTIN J Director |
532 | $273.03 | 25,299 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:26 pm |
N/A N/A |
CME GROUP INC. | CME | SIEGEL HOWARD J Director |
879 | $273.03 | 69,664 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:23 pm |
N/A N/A |
CME GROUP INC. | CME | Suskind Dennis Director |
532 | $273.03 | 3,447 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:19 pm |
N/A N/A |
CME GROUP INC. | CME | Benesh Kathryn Director |
532 | $273.03 | 2,107 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:17 pm |
N/A N/A |
CME GROUP INC. | CME | Tierney Robert J JR Director |
532 | $273.03 | 13,700 (Direct) |
View |
2025-06-25 Option Award |
2025-06-26 6:11 pm |
N/A N/A |
CME GROUP INC. | CME | SHEPARD WILLIAM R Director |
879 | $273.03 | 260,651 (Indirect) |
View |
2025-03-18 Other |
2025-05-07 6:16 pm |
N/A N/A |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
2,175 | $0 | 22,103 (Direct) |
View |
2025-03-15 Option Award(A) |
2025-05-07 5:17 pm |
N/A N/A |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
3,883 | $258.68 | 37,017 (Direct) |
View |
2025-03-15 Tax Withholding(A) |
2025-05-07 5:17 pm |
N/A N/A |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
1,708 | $258.68 | 37,017 (Direct) |
View |
Ownership |
2025-05-05 4:11 pm |
N/A N/A |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
0 | $0 | 34,842 (Indirect) |
View |
2024-10-31 Ownership |
2025-05-05 4:11 pm |
N/A N/A |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
2,375 | $0 | 34,842 (Direct) |
View |
2025-03-15 Option Award |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer |
3,668 | $258.68 | 18,758 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | Vroman Ken Chief Transformation Officer |
1,625 | $258.68 | 18,758 (Direct) |
View |
2025-03-15 Option Award |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | McCourt Timothy Francis Sr MD Global Head Equity & FX |
1,451 | $258.68 | 7,889 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | McCourt Timothy Francis Sr MD Global Head Equity & FX |
837 | $258.68 | 7,889 (Direct) |
View |
2025-03-15 Option Award |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | Cutinho Sunil Chief Information Officer |
4,099 | $258.68 | 29,336 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | Cutinho Sunil Chief Information Officer |
1,816 | $258.68 | 29,336 (Direct) |
View |
2025-03-15 Option Award |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | DUFFY TERRENCE A Chairman and CEO |
25,887 | $258.68 | 67,624 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:19 pm |
N/A N/A |
CME GROUP INC. | CME | DUFFY TERRENCE A Chairman and CEO |
11,468 | $258.68 | 67,624 (Direct) |
View |
2025-03-15 Option Award |
2025-03-18 12:18 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
3,451 | $258.68 | 29,061 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:18 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
1,436 | $258.68 | 29,061 (Direct) |
View |
2025-03-15 Option Award |
2025-03-18 12:18 pm |
N/A N/A |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
3,883 | $258.68 | 37,017 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:18 pm |
N/A N/A |
CME GROUP INC. | CME | Sammann Derek Sr MD Gl Hd Commodities Mkts |
1,708 | $258.68 | 37,017 (Direct) |
View |
2025-03-15 Option Award |
2025-03-18 12:18 pm |
N/A N/A |
CME GROUP INC. | CME | Sprague Suzanne COO & Global Head of Clearing |
1,453 | $258.68 | 8,767 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:18 pm |
N/A N/A |
CME GROUP INC. | CME | Sprague Suzanne COO & Global Head of Clearing |
722 | $258.68 | 8,767 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 12:18 pm |
N/A N/A |
CME GROUP INC. | CME | Marcus Jonathan L Sr MD General Counsel |
269 | $258.68 | 7,098 (Direct) |
View |