---
schema_version: "secwatch.filing_event.v1"
accession: "0001955520-25-000043"
form_type: "8-K"
ticker: "KNF"
cik: "0001955520"
company_name: "Knife River Corp"
filed_at: "2025-05-28T23:59:59+00:00"
generated_at: "2026-05-20T08:54:53.325266+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Knife River shareholders approve elimination of supermajority voting requirements

## Summary
- Amendment to certificate of incorporation removes two-thirds supermajority voting provisions; effective May 22, 2025.
- Board amended bylaws to align with charter change, removing related supermajority requirements.
- Three Class II directors elected: Patricia Chiodo, Patricia L. Moss, William J. Sandbrook (each >50% of votes cast).
- Non-binding advisory vote on executive compensation approved (43.6M for, 2.2M against); Deloitte ratified as auditor.

## SEC filing metadata
- accession: 0001955520-25-000043
- form_type: 8-K
- ticker: KNF
- cik: 0001955520
- company_name: Knife River Corp
- filed_at: 2025-05-28T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 3.03, 5.03, 5.07, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1955520/000195552025000043/0001955520-25-000043-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1955520/000195552025000043/knf-20250522.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001955520-25-000043
- JSON: https://secwatch.observer/filing/0001955520-25-000043.json
- Plain text: https://secwatch.observer/filing/0001955520-25-000043.txt

## Key facts
- Governance Changes
  Knife River Corp: Removed supermajority voting requirements and made other immaterial, non-substantive and ministerial changes via Second Amended and Restated Bylaws (effective 2025-05-22).
  - Change: bylaw amendment
  - Effective: 2025-05-22
  source text: on May 22, 2025, the Board of Directors of the Company amended and restated the Company’s Amended and Restated Bylaws (as amended and restated, the “Second Amended and Restated Bylaws”), effective as of that date, to similarly remove the related two-thirds (66 2 / 3 %) supermajority voting requirements to align with the Second Amended and Restated Certificate of Incorporation, as well as make other immaterial, non-substantive and ministerial changes.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1955520/000195552025000043/0001955520-25-000043-index.htm
- Governance Changes
  Knife River Corp: Eliminated supermajority voting requirements and made other immaterial, non-substantive and ministerial changes via Second Amended and Restated Certificate of Incorporation (effective 2025-05-22).
  - Change: charter amendment
  - Effective: 2025-05-22
  source text: the Company’s stockholders approved the amendment and restatement of the Company’s Amended and Restated Certificate of Incorporation to eliminate the two-thirds (66 2 / 3 %) supermajority voting requirements and make other immaterial, non-substantive and ministerial changes (as amended and restated, the “Second Amended and Restated Certificate of Incorporation”)
  evidence_url: https://www.sec.gov/Archives/edgar/data/1955520/000195552025000043/0001955520-25-000043-index.htm

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