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 |
2024-02-29 Purchase |
2024-03-04 6:12 pm |
Knife River Corp | KNF | Gray Brian R. President & CEO |
1 | $73.65 | $74 | 89,004 (Indirect 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 |
2025-02-28 Option Award |
2025-03-03 5:29 pm |
N/A N/A |
Knife River Corp | KNF | Gray Brian R. President & CEO |
12,599 | $0 | 101,602 (Direct) |
View |
2024-02-22 Option Award |
2024-02-26 4:21 pm |
N/A N/A |
Knife River Corp | KNF | Gray Brian R. President & CEO |
17,769 | $0 | 88,799 (Direct) |
View |
2023-07-12 Option Award |
2023-07-13 5:19 pm |
N/A N/A |
Knife River Corp | KNF | Gray Brian R. President & CEO |
41,696 | $0 | 70,941 (Direct) |
View |
Ownership |
2023-03-03 2:45 pm |
N/A N/A |
MDU RESOURCES GROUP INC | MDU | Gray Brian R. President & CEO-Knife River |
0 | $0 | 57,134 (Direct) |
View |