---
schema_version: "secwatch.filing_event.v1"
accession: "0001993004-25-000203"
form_type: "8-K"
ticker: "NWE"
cik: "0001993004"
company_name: "NorthWestern Energy Group, Inc."
filed_at: "2025-12-09T23:59:59+00:00"
generated_at: "2026-05-16T13:51:19.463298+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# NorthWestern Energy reaffirms 2025 adjusted EPS guidance of $3.53-$3.65

## Summary
- Reaffirmed adjusted 2025 non-GAAP EPS guidance range of $3.53 to $3.65 per diluted share.
- CEO Brian Bird, CFO Crystal Lail, and IR officer Travis Meyer attending Wells Fargo Energy & Power Symposium.
- Slide presentation furnished as Exhibit 99.1; slides 17-18 incorporated by reference for Item 8.01 other events.

## SEC filing metadata
- accession: 0001993004-25-000203
- form_type: 8-K
- ticker: NWE
- cik: 0001993004
- company_name: NorthWestern Energy Group, Inc.
- filed_at: 2025-12-09T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1993004/000199300425000203/0001993004-25-000203-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1993004/000199300425000203/nwe-20251209.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001993004-25-000203
- JSON: https://secwatch.observer/filing/0001993004-25-000203.json
- Plain text: https://secwatch.observer/filing/0001993004-25-000203.txt

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