# EDGAR Filing Document

**Accession Number:** 0001955520
**File Stem:** 0001628280-26-023786
**Filing Date:** 2026-4
**Character Count:** 1272
**Document Hash:** f1454fed4ffa2e121ee9e715c614f991
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-26-023786.hdr.sgml**: 20260406

**ACCESSION NUMBER**: 0001628280-26-023786

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260406

**DATE AS OF CHANGE**: 20260406

**EFFECTIVENESS DATE**: 20260406

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Knife River Corp
- **CENTRAL INDEX KEY:** 0001955520
- **STANDARD INDUSTRIAL CLASSIFICATION:** MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 921008893
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-41642
- **FILM NUMBER:** 26839612

**BUSINESS ADDRESS:**
- **STREET 1:** 1150 W. CENTURY AVE,
- **CITY:** BISMARCK
- **STATE:** ND
- **ZIP:** 58503
- **BUSINESS PHONE:** 701-530-1400

**MAIL ADDRESS:**
- **STREET 1:** 1150 WEST CENTURY AVENUE
- **CITY:** BISMARCK
- **STATE:** ND
- **ZIP:** 58503

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Knife River Holding Co
- **DATE OF NAME CHANGE:** 20221121

### Attached PDF Documents

**Attachment 1:** `annualreportkrc2025.pdf`

_No text found in this document._