{"filing":{"accession_number":"0001193125-26-349155","cik":"0001587732","ticker":"OGS","company_name":"ONE Gas, Inc.","form":"8-K","filing_date":"2026-08-13","report_date":"2026-08-11","primary_document":"d152660d8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1587732/000119312526349155/d152660d8k.htm"},"events":[{"id":27585,"run_id":25152,"accession_number":"0001193125-26-349155","anchor_item_number":"1.01","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.97,"summary":"ONE Gas completed a public offering of $375 million in 5.45% Senior Notes due 2036 on August 13, 2026, pursuant to an underwriting agreement entered into on August 11, 2026. Proceeds will be used for repayment of existing debt and general corporate purposes.","company_name":"ONE Gas, Inc.","ticker":"OGS","filing_date":"2026-08-13","form":"8-K","submitted_at":null,"items":[{"id":29172,"accession_number":"0001193125-26-349155","item_number":"1.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"ONE Gas entered into an underwriting agreement on August 11, 2026, and completed a public offering of $375 million in 5.45% Senior Notes due 2036 on August 13, 2026. This is a material creation of a direct financial obligation through debt issuance, with proceeds to be used for repayment of existing debt and general corporate purposes. The disclosure clearly documents the entry into and completion of a material debt offering.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-14T03:01:34.835871+00:00","company_name":"","ticker":null,"filing_date":""},{"id":29173,"accession_number":"0001193125-26-349155","item_number":"2.03","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Item 2.03 explicitly addresses \"Creation of a Direct Financial Obligation\" and references Notes and an Indenture from Item 1.01, indicating issuance of debt securities. This is a material debt issuance event typical of Item 2.03 disclosures.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-14T03:01:34.835871+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":29172,"accession_number":"0001193125-26-349155","item_number":"1.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"ONE Gas entered into an underwriting agreement on August 11, 2026, and completed a public offering of $375 million in 5.45% Senior Notes due 2036 on August 13, 2026. This is a material creation of a direct financial obligation through debt issuance, with proceeds to be used for repayment of existing debt and general corporate purposes. The disclosure clearly documents the entry into and completion of a material debt offering.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-14T03:01:34.835871+00:00","company_name":"ONE Gas, Inc.","ticker":"OGS","filing_date":"2026-08-13"},{"id":29173,"accession_number":"0001193125-26-349155","item_number":"2.03","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Item 2.03 explicitly addresses \"Creation of a Direct Financial Obligation\" and references Notes and an Indenture from Item 1.01, indicating issuance of debt securities. This is a material debt issuance event typical of Item 2.03 disclosures.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-14T03:01:34.835871+00:00","company_name":"ONE Gas, Inc.","ticker":"OGS","filing_date":"2026-08-13"}]}