---
schema_version: "secwatch.filing_event.v1"
accession: "0001993004-26-000035"
form_type: "8-K"
ticker: "NWE"
cik: "0001993004"
company_name: "NorthWestern Energy Group, Inc."
filed_at: "2026-05-18T14:23:06+00:00"
generated_at: "2026-05-18T14:27:29.148745+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 FY2026 non-GAAP EPS guidance of $3.68-$3.83 at AGA conference

## Summary
- Affirmed 2026 non-GAAP diluted EPS range of $3.68 to $3.83 per share.
- Presentation filed as Exhibit 99.1; no new material details beyond guidance reaffirmation.
- Management hosting investor meetings at AGA Financial Conference May 17-19, 2026.

## SEC filing metadata
- accession: 0001993004-26-000035
- form_type: 8-K
- ticker: NWE
- cik: 0001993004
- company_name: NorthWestern Energy Group, Inc.
- filed_at: 2026-05-18T14:23:06+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1993004/000199300426000035/0001993004-26-000035-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1993004/000199300426000035/nwe-20260518.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001993004-26-000035
- JSON: https://secwatch.observer/filing/0001993004-26-000035.json
- Plain text: https://secwatch.observer/filing/0001993004-26-000035.txt

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