Reporting person on SEC Form 4

Brian R. Gray

Brian R. Gray is President & CEO at Knife River Corporation. OQRO lists 3 transactions filed with the SEC under this name, the latest on Mar 9, 2026, each linked to the official Form 4.

President & CEO

Disclosures on record

3

Companies involved

1

Disclosure history

Knife River CorporationKNF
3 disclosures · Feb 2026 – Mar 2026
- Mar 6, 202621Kdisclosed Mar 9
  Details Official record
- Feb 12, 202610Kdisclosed Feb 17
  Details Official record

Feb 12, 2026

20K

disclosed Feb 17

Details Official record

All activity in Knife River Corporation