{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-294324","form_type":"8-K","ticker":"OGS","cik":"0001587732","company_name":"ONE Gas, Inc.","filed_at":"2023-12-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:29.656201+00:00","generated_at":"2026-06-07T13:28:54.704764+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"ONE Gas closes $300M offering of 5.10% Senior Notes due 2029","bullets":["$300M aggregate principal, 5.10% interest, maturing 2029.","Net proceeds to repay commercial paper and for general corporate purposes.","Offering closed December 13, 2023; underwriters include J.P. Morgan, Mizuho, U.S. Bancorp.","Notes issued under Seventh Supplemental Indenture with U.S. Bank Trust as trustee."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-294324","json":"https://secwatch.observer/filing/0001193125-23-294324.json","markdown":"https://secwatch.observer/filing/0001193125-23-294324.md","text":"https://secwatch.observer/filing/0001193125-23-294324.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523294324/0001193125-23-294324-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523294324/d655426d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T13:28:54.704764+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":[{"claim_id":"d1ceec3770cbfe68975a8e58a894707d8bf526c6","claim":"ONE Gas, Inc. incurred senior notes of $300,000,000 at 5.10% maturing 2029.","evidence_excerpt":"the issuance and sale by ONE Gas of $300,000,000 aggregate principal amount of its 5.10% Senior Notes due 2029","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523294324/0001193125-23-294324-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$300,000,000"},{"label":"Rate","value":"5.10%"},{"label":"Maturity","value":"2029"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"},{"claim_id":"9f21e69277f04e8fec438ddc0f4ad200b0d88c16","claim":"ONE Gas, Inc. entered into Underwriting Agreement with J.P. Morgan Securities LLC, Mizuho Securities USA LLC and U.S. Bancorp Investments, Inc., as representatives of the underwriters valued at $300,000,000 (effective 2023-12-11).","evidence_excerpt":"On December 11, 2023, ONE Gas, Inc. (“ONE Gas”) entered into an underwriting agreement (the “Underwriting Agreement”) with J.P. Morgan Securities LLC, Mizuho Securities USA LLC and U.S. Bancorp Investments, Inc., as representatives of the underwriters named therein (the “Underwriters”), with respect to the issuance and sale by ONE Gas of $300,000,000 aggregate principal amount of its 5.10% Senior Notes due 2029 (the “Notes”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523294324/0001193125-23-294324-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"underwriting"},{"label":"Counterparty","value":"J.P. Morgan Securities LLC, Mizuho Securities USA LLC and U.S. Bancorp Investments, Inc., as representatives of the underwriters"},{"label":"Value","value":"$300,000,000"},{"label":"Effective","value":"2023-12-11"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}