---
schema_version: "secwatch.filing_event.v1"
accession: "0001733998-26-000137"
form_type: "8-K"
ticker: "NWN"
cik: "0001733998"
company_name: "Northwest Natural Holding Co"
filed_at: "2026-09-03T20:06:23+00:00"
generated_at: "2026-09-03T20:07:22.788272+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# NW Natural issues $120M in First Mortgage Bonds: $60M at 5.62% due 2036, $60M at 6.26% due 2056

## Summary
- $60M of 5.62% First Mortgage Bonds due Sept 3, 2036; $60M of 6.26% bonds due Sept 3, 2056.
- Interest payable semi-annually on March 3 and Sept 3, starting March 3, 2027.
- Bonds redeemable at NW Natural's option with make-whole premium before June 3, 2036 / March 3, 2056.
- Issued to institutional investors under Section 4(a)(2) exemption; trustee Deutsche Bank Trust Company Americas.

## SEC filing metadata
- accession: 0001733998-26-000137
- form_type: 8-K
- ticker: NWN
- cik: 0001733998
- company_name: Northwest Natural Holding Co
- filed_at: 2026-09-03T20:06:23+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1733998/000173399826000137/0001733998-26-000137-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/73020/000173399826000137/nwn-20260903.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001733998-26-000137
- JSON: https://secwatch.observer/filing/0001733998-26-000137.json
- Plain text: https://secwatch.observer/filing/0001733998-26-000137.txt

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