{"filing":{"accession_number":"0001733998-26-000125","cik":"0000073020","ticker":null,"company_name":"NORTHWEST NATURAL GAS CO","form":"8-K","filing_date":"2026-08-05","report_date":"2026-08-05","primary_document":"nwn-20260805.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/73020/000173399826000125/nwn-20260805.htm"},"events":[{"id":25230,"run_id":22894,"accession_number":"0001733998-26-000125","anchor_item_number":"2.02","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"summary":"This is a clear earnings release for the second quarter and first six months of 2026. The press release discloses consolidated net income of $600K ($0.01 EPS) for Q2 2026 versus a net loss of $2.5M ($0.06 loss per share) in Q2 2025, and year-to-date EPS of $2.33 versus $2.11 in the prior year. The company also provides 2026 full-year EPS guidance (upper half of $2.95–$3.15 range) and reaffirms long-term growth targets. This is a material disclosure affecting investor assessment of financial performance and forward guidance.","company_name":"NORTHWEST NATURAL GAS CO","ticker":null,"filing_date":"2026-08-05","form":"8-K","submitted_at":null,"items":[{"id":25999,"accession_number":"0001733998-26-000125","item_number":"2.02","item_title":null,"event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"This is a clear earnings release for Q2 2026 (quarter ended June 30, 2026) issued on August 5, 2026. The press release reports quarterly and year-to-date financial results including net income, EPS ($0.01 for Q2 2026 vs. loss of $0.06 in Q2 2025), segment performance, and updated 2026 full-year EPS guidance (upper half of $2.95–$3.15 range). The disclosure is material to investors as it provides current financial performance and forward guidance for the registrant.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:20:59.912680+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":25999,"accession_number":"0001733998-26-000125","item_number":"2.02","item_title":null,"event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"This is a clear earnings release for Q2 2026 (quarter ended June 30, 2026) issued on August 5, 2026. The press release reports quarterly and year-to-date financial results including net income, EPS ($0.01 for Q2 2026 vs. loss of $0.06 in Q2 2025), segment performance, and updated 2026 full-year EPS guidance (upper half of $2.95–$3.15 range). The disclosure is material to investors as it provides current financial performance and forward guidance for the registrant.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:20:59.912680+00:00","company_name":"NORTHWEST NATURAL GAS CO","ticker":null,"filing_date":"2026-08-05"}]}