{"schema_version":"secwatch.filing_event.v1","accession":"0001733998-24-000139","form_type":"8-K","ticker":"NWN","cik":"0001733998","company_name":"Northwest Natural Holding Co","filed_at":"2024-12-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:09.401372+00:00","generated_at":"2026-05-29T01:43:33.676249+00:00","sec_items":["2.03"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"NWN issues $135M in senior notes at 5.52% and 5.86% due 2029 and 2034","bullets":["$90M of 5.52% Senior Notes Series C due December 19, 2029.","$45M of 5.86% Senior Notes Series D due December 19, 2034.","Notes sold via private placement to institutional investors under Section 4(a)(2).","Interest payable semi-annually on June 19 and December 19, starting June 19, 2025.","Prepayment options with make-whole premium until Nov 19, 2029 (Series C) and Sep 19, 2034 (Series D)."],"urls":{"canonical":"https://secwatch.observer/filing/0001733998-24-000139","json":"https://secwatch.observer/filing/0001733998-24-000139.json","markdown":"https://secwatch.observer/filing/0001733998-24-000139.md","text":"https://secwatch.observer/filing/0001733998-24-000139.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1733998/000173399824000139/0001733998-24-000139-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1733998/000173399824000139/nwn-20241219.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-29T01:43:33.676249+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}