---
schema_version: "secwatch.filing_event.v1"
accession: "0001955520-25-000016"
form_type: "8-K"
ticker: "KNF"
cik: "0001955520"
company_name: "Knife River Corp"
filed_at: "2025-03-28T23:59:59+00:00"
generated_at: "2026-05-24T03:24:50.985907+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Knife River Corp reorganizes segments into West, Mountain, Central, Energy Services effective Jan 1, 2025

## Summary
- Effective January 1, 2025, Knife River reorganized into four reportable segments: West, Mountain, Central, and Energy Services.
- Former Pacific and Northwest combined into West; former North Central and South combined into Central.
- Recast segment data for FY2024, FY2023, FY2022, and quarterly periods in 2024 provided in Exhibit 99.1.
- No changes to previously reported consolidated financial results or other disclosures.

## SEC filing metadata
- accession: 0001955520-25-000016
- form_type: 8-K
- ticker: KNF
- cik: 0001955520
- company_name: Knife River Corp
- filed_at: 2025-03-28T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1955520/000195552025000016/0001955520-25-000016-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1955520/000195552025000016/knf-20250328.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001955520-25-000016
- JSON: https://secwatch.observer/filing/0001955520-25-000016.json
- Plain text: https://secwatch.observer/filing/0001955520-25-000016.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.