---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-052184"
form_type: "8-K"
ticker: "KNF"
cik: "0001955520"
company_name: "Knife River Corp"
filed_at: "2026-08-04T12:40:02+00:00"
generated_at: "2026-08-04T12:45:06.723940+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Knife River Q2 revenue up 13% to $938.6M; net income down 13%; raises guidance

## Summary
- Revenue $938.6M (+13% YoY); net income $43.9M (-13%); EPS $0.77 vs $0.89.
- Adjusted EBITDA $139.7M (-1% YoY); margin 14.9% vs 16.9%.
- Contracting services revenue grew 20%; backlog rose to $1.2B from Q1.
- Raised full-year guidance for revenue and aggregate volumes.
- Double-digit volume and gross profit growth across all material product lines.

## SEC filing metadata
- accession: 0001628280-26-052184
- form_type: 8-K
- ticker: KNF
- cik: 0001955520
- company_name: Knife River Corp
- filed_at: 2026-08-04T12:40:02+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1955520/000162828026052184/0001628280-26-052184-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1955520/000162828026052184/knf-20260804.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-052184
- JSON: https://secwatch.observer/filing/0001628280-26-052184.json
- Plain text: https://secwatch.observer/filing/0001628280-26-052184.txt

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