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 |
2025-02-27 Sale |
2025-02-28 3:33 pm |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
3,984 | $250.47 | $997,853 | 27,046 (Direct) |
View |
2024-05-08 Sale |
2024-05-09 1:29 pm |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
7,140 | $210.35 | $1,501,876 | 29,256 (Direct) |
View |
2023-08-07 Sale |
2023-08-08 10:47 am |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
4,477 | $207.98 | $931,126 | 30,900 (Direct) |
View |
2022-08-15 Sale |
2022-08-16 07:55 am |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
4,901 | $203.88 | $999,216 | 33,140 (Direct) |
View |
2022-03-03 Sale |
2022-03-07 10:34 am |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
2,000 | $244 | $488,000 | 36,440 (Direct) |
View |
2022-02-24 Sale |
2022-02-25 12:25 pm |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
1,500 | $234.01 | $351,016 | 38,440 (Direct) |
View |
2021-10-19 Sale |
2021-10-21 5:16 pm |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
2,947 | $215 | $633,605 | 39,940 (Direct) |
View |
2021-03-05 Sale |
2021-03-09 3:25 pm |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
1,500 | $213 | $319,500 | 36,704 (Direct) |
View |
2021-01-07 Sale |
2021-01-08 3:01 pm |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
1,500 | $198 | $297,000 | 38,204 (Direct) |
View |
2020-12-21 Sale |
2020-12-22 10:30 am |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
2,300 | $182 | $418,600 | 39,704 (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 |
2025-03-15 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 |
2024-09-16 Option Award |
2024-09-17 7:11 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
3,088 | $218.53 | 31,030 (Direct) |
View |
2024-09-15 Tax Withholding |
2024-09-17 7:11 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
1,314 | $216.99 | 31,030 (Direct) |
View |
2024-03-15 Option Award |
2024-03-19 11:23 am |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
6,047 | $217.5 | 36,396 (Direct) |
View |
2024-03-15 Tax Withholding |
2024-03-19 11:23 am |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
2,603 | $217.5 | 36,396 (Direct) |
View |
2023-09-15 Option Award |
2023-09-18 6:17 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
3,264 | $206.82 | 32,952 (Direct) |
View |
2023-09-15 Tax Withholding |
2023-09-18 6:17 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
1,212 | $206.82 | 32,952 (Direct) |
View |
2022-09-14 Tax Withholding(A) |
2022-09-19 7:08 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
324 | $191.3 | 32,816 (Direct) |
View |
2022-09-15 Option Award |
2022-09-19 6:53 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
3,540 | $0 | 35,377 (Direct) |
View |
2022-09-16 Tax Withholding |
2022-09-19 6:53 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
282 | $191.56 | 35,377 (Direct) |
View |
2022-09-15 Tax Withholding |
2022-09-19 6:53 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
697 | $190.77 | 35,377 (Direct) |
View |
2022-09-14 Tax Withholding |
2022-09-15 5:48 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
324 | $0 | 32,816 (Direct) |
View |
2022-03-15 Option Award |
2022-03-17 4:48 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
2,393 | $232 | 38,041 (Direct) |
View |
2022-03-15 Tax Withholding |
2022-03-17 4:48 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
792 | $232 | 38,041 (Direct) |
View |
2021-09-16 Tax Withholding |
2021-09-17 3:27 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
296 | $188.69 | 42,887 (Direct) |
View |
2021-09-15 Option Award |
2021-09-16 6:27 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
3,176 | $0 | 43,183 (Direct) |
View |
2021-09-15 Tax Withholding |
2021-09-16 6:27 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
783 | $188.96 | 43,183 (Direct) |
View |
2021-09-14 Tax Withholding |
2021-09-16 6:27 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
342 | $188.85 | 43,183 (Direct) |
View |
2021-03-15 Tax Withholding |
2021-03-17 8:24 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
2,620 | $209.09 | 41,132 (Direct) |
View |
2021-03-15 Option Award |
2021-03-17 8:24 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
7,048 | $209.09 | 41,132 (Direct) |
View |
2020-09-15 Option Award |
2020-09-17 6:01 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
3,568 | $0 | 42,004 (Direct) |
View |
2020-09-16 Tax Withholding |
2020-09-17 6:01 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
308 | $170.2 | 42,004 (Direct) |
View |
2020-09-14 Tax Withholding |
2020-09-16 9:32 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
354 | $166.08 | 38,744 (Direct) |
View |
2020-09-15 Tax Withholding |
2020-09-16 9:32 pm |
N/A N/A |
CME GROUP INC. | CME | Piell Hilda Harris Sr MD & Chief HR Officer |
858 | $168.1 | 38,744 (Direct) |
View |