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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-27 Tax Withholding |
2025-03-03 5:25 pm |
N/A N/A |
Knife River Corp | KNF | Liepitz Karl A VP, Chief Legal Officer & Sec. |
7,083 | $94.73 | 50,246 (Direct) |
View |
2025-02-27 Option Award |
2025-03-03 5:25 pm |
N/A N/A |
Knife River Corp | KNF | Liepitz Karl A VP, Chief Legal Officer & Sec. |
2,770 | $0 | 50,246 (Direct) |
View |
2024-02-22 Tax Withholding |
2024-02-26 4:24 pm |
N/A N/A |
Knife River Corp | KNF | Liepitz Karl A VP, Chief Legal Officer & Sec. |
5,243 | $72.55 | 54,559 (Direct) |
View |
2024-02-22 Option Award |
2024-02-26 4:24 pm |
N/A N/A |
Knife River Corp | KNF | Liepitz Karl A VP, Chief Legal Officer & Sec. |
4,348 | $0 | 54,559 (Direct) |
View |
2023-05-31 Option Award |
2023-06-01 1:22 pm |
N/A N/A |
MDU RESOURCES GROUP INC | MDU | Liepitz Karl A VP, Gen Counsel & Secretary |
26,842 | $0 | 71,372 (Direct) |
View |
2023-02-16 Option Award |
2023-02-21 4:36 pm |
N/A N/A |
MDU RESOURCES GROUP INC | MDU | Liepitz Karl A VP, Gen Counsel & Secretary |
26,265 | $0 | 43,120 (Direct) |
View |
2021-02-11 Option Award |
2022-02-28 5:22 pm |
N/A N/A |
MDU RESOURCES GROUP INC | MDU | Liepitz Karl A VP, Gen Counsel & Secretary |
11,176 | $0 | 14,881 (Direct) |
View |
Ownership |
2021-02-08 5:29 pm |
N/A N/A |
MDU RESOURCES GROUP INC | MDU | Liepitz Karl A VP, Gen Counsel & Secretary |
0 | $0 | 2,480 (Indirect) |
View |