---
schema_version: "secwatch.filing_event.v1"
accession: "0001733998-23-000044"
form_type: "8-K"
ticker: "NWN"
cik: "0001733998"
company_name: "Northwest Natural Holding Co"
filed_at: "2023-08-07T23:59:59+00:00"
generated_at: "2026-06-12T04:32:27.799244+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Northwest Natural Gas issues $130M in First Mortgage Bonds in two series due 2034 and 2038

## Summary
- Issued $80M of 5.18% First Mortgage Bonds due 2034 and $50M of 5.23% Bonds due 2038 to institutional investors.
- Bonds sold under Section 4(a)(2) private placement exemption; interest payable semi-annually starting Feb 4, 2024.
- Redemption at issuer’s option with make-whole premium before May 4, 2034 (5.18%) and May 4, 2038 (5.23%), then at par.
- Deutsche Bank Trust Company Americas is trustee under the Twenty-sixth Supplemental Indenture dated July 1, 2023.

## SEC filing metadata
- accession: 0001733998-23-000044
- form_type: 8-K
- ticker: NWN
- cik: 0001733998
- company_name: Northwest Natural Holding Co
- filed_at: 2023-08-07T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1733998/000173399823000044/0001733998-23-000044-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/73020/000173399823000044/nwn-20230804.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001733998-23-000044
- JSON: https://secwatch.observer/filing/0001733998-23-000044.json
- Plain text: https://secwatch.observer/filing/0001733998-23-000044.txt

## Key facts
- Debt Financings
  Northwest Natural Holding Co incurred senior notes of $50,000,000 aggregate principal amount with certain institutional investors at 5.23% maturing August 4, 2038.
  - Instrument: senior notes
  - Principal: $50,000,000 aggregate principal amount
  - Counterparty: certain institutional investors
  - Rate: 5.23%
  - Maturity: August 4, 2038
  - Event: incurrence
  source text: (ii) $50,000,000 aggregate principal amount of its First Mortgage Bonds, 5.23% Series due 2038
  evidence_url: https://www.sec.gov/Archives/edgar/data/1733998/000173399823000044/0001733998-23-000044-index.htm
- Debt Financings
  Northwest Natural Holding Co incurred senior notes of $80,000,000 aggregate principal amount with certain institutional investors at 5.18% maturing August 4, 2034.
  - Instrument: senior notes
  - Principal: $80,000,000 aggregate principal amount
  - Counterparty: certain institutional investors
  - Rate: 5.18%
  - Maturity: August 4, 2034
  - Event: incurrence
  source text: issued and sold (i) $80,000,000 aggregate principal amount of its First Mortgage Bonds, 5.18% Series due 2034
  evidence_url: https://www.sec.gov/Archives/edgar/data/1733998/000173399823000044/0001733998-23-000044-index.htm

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