---
schema_version: "secwatch.filing_event.v1"
accession: "0001993004-24-000010"
form_type: "8-K"
ticker: "NWE"
cik: "0001993004"
company_name: "NorthWestern Energy Group, Inc."
filed_at: "2024-02-20T23:59:59+00:00"
generated_at: "2026-06-05T23:27:37.914418+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# NorthWestern Energy board chair Dana Dykhouse to retire; Linda Sullivan to succeed

## Summary
- Dana Dykhouse to retire from Board at 2024 annual meeting (~April 26); not due to any disagreement.
- Linda Sullivan named non-executive Board chair; Jeffrey Yingling to lead audit committee; Anthony Clark to lead nominating committee.
- Board approved 2024 LTIP with Performance Units (70%) and Restricted Units (30%) for ~80 participants; CEO target 290% of salary, CFO 125%.
- Discretionary supplemental retirement contributions for 2024: CEO 60% of base salary, CFO 30%, vested over five years through 2028.

## SEC filing metadata
- accession: 0001993004-24-000010
- form_type: 8-K
- ticker: NWE
- cik: 0001993004
- company_name: NorthWestern Energy Group, Inc.
- filed_at: 2024-02-20T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1993004/000199300424000010/0001993004-24-000010-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1993004/000199300424000010/nwe-20240214.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001993004-24-000010
- JSON: https://secwatch.observer/filing/0001993004-24-000010.json
- Plain text: https://secwatch.observer/filing/0001993004-24-000010.txt

## Key facts
- Executive change
  Dana Dykhouse retired as non-executive Board chair at NorthWestern Energy Group, Inc..
  - Action: retired
  - Role: non-executive Board chair
  source text: Mr. Dykhouse will retire from the Board, effective as of the election of the members of the Board at the Company's annual meeting of stockholders, currently scheduled for April 26, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1993004/000199300424000010/0001993004-24-000010-index.htm
- Executive change
  Linda Sullivan was appointed as non-executive Board chair at NorthWestern Energy Group, Inc..
  - Action: appointed
  - Role: non-executive Board chair
  source text: The Board has selected (a) Linda Sullivan to succeed Mr. Dykhouse as non-executive Board chair
  evidence_url: https://www.sec.gov/Archives/edgar/data/1993004/000199300424000010/0001993004-24-000010-index.htm

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