0001225208-23-007506.txt : 20230713 0001225208-23-007506.hdr.sgml : 20230713 20230713172153 ACCESSION NUMBER: 0001225208-23-007506 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230712 FILED AS OF DATE: 20230713 DATE AS OF CHANGE: 20230713 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ring Nathan W CENTRAL INDEX KEY: 0001596125 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41642 FILM NUMBER: 231087487 MAIL ADDRESS: STREET 1: 1150 WEST CENTURY AVENUE CITY: BISMARCK STATE: ND ZIP: 58503 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Knife River Corp CENTRAL INDEX KEY: 0001955520 STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400] IRS NUMBER: 921008893 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1150 W. CENTURY AVE, CITY: BISMARCK STATE: ND ZIP: 58503 BUSINESS PHONE: 701-530-1400 MAIL ADDRESS: STREET 1: 1200 WEST CENTURY AVENUE CITY: BISMARCK STATE: ND ZIP: 58503 FORMER COMPANY: FORMER CONFORMED NAME: Knife River Holding Co DATE OF NAME CHANGE: 20221121 4 1 doc4.xml X0407 4 2023-07-12 0001955520 Knife River Corp KNF 0001596125 Ring Nathan W 1150 WEST CENTURY AVENUE BISMARCK ND 58503 1 Vice President & CFO 0 Common Stock 2023-07-12 4 A 0 10983.0000 0.0000 A 26863.0000 D Common Stock - 401(k) 4992.7822 I By Trustee Represents restricted stock units (RSUs) that vest on December 31, 2025, provided that the reporting person remains employed by the issuer as of the vesting date. Each RSU represents the contingent right to receive one share of the issuer's common stock. Includes 3,128 shares of the issuer's common stock, 3,726 RSUs that vest on December 31, 2023, 4,258 RSUs that vest on December 31, 2024, and 4,768 RSUs that vest on December 31, 2025, provided, in each case, that the reporting person remains employed by the issuer as of the applicable vesting date. Each RSU represents the contingent right to receive one share of the issuer's common stock. Such RSUs were converted from certain previously granted equity-based awards of MDU Resources Group, Inc., the issuer's former parent company, in connection with approximately 90% of the issuer's outstanding common stock being distributed to shareholders of MDU Resources Group, Inc. on May 31, 2023. As of the most recent quarter end, the number of shares may fluctuate daily depending on plan activity in the fund. /s/ Karl A. Liepitz, Power of Attorney 2023-07-13