{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-278811","form_type":"8-K","ticker":"OGS","cik":"0001587732","company_name":"ONE Gas, Inc.","filed_at":"2023-11-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:29.655102+00:00","generated_at":"2026-06-08T01:10:44.716276+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"ONE Gas CFO Caron Lawhorn to retire Dec. 31, 2023; Christopher Sighinolfi named successor effective Jan. 1, 2024","bullets":["Caron Lawhorn retiring as CFO effective Dec. 31, 2023 after 25-year career in finance and executive leadership.","Christopher Sighinolfi elected senior VP and CFO effective Jan. 1, 2024; previously VP of corporate development, investor relations and sustainability.","Sighinolfi previously managing director at Jefferies Financial Group covering natural gas utilities and midstream.","Sighinolfi will oversee finance, accounting, tax, treasury, investor relations and audit services.","Lawhorn's retirement treatment consistent with prior compensation disclosures; no changes to her compensation."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-278811","json":"https://secwatch.observer/filing/0001193125-23-278811.json","markdown":"https://secwatch.observer/filing/0001193125-23-278811.md","text":"https://secwatch.observer/filing/0001193125-23-278811.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523278811/0001193125-23-278811-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523278811/d399108d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-08T01:10:44.716276+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":"023e9e982f","claim":"Caron A. Lawhorn retired as senior vice president and chief financial officer at ONE Gas, Inc..","evidence_excerpt":"On November 14, 2023, Caron A. Lawhorn, the senior vice president and chief financial officer of ONE Gas, Inc. (the “Company”), notified the board of directors of the Company (the “Board”) of her plan to retire, effective as of December 31, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523278811/0001193125-23-278811-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"senior vice president and chief financial officer"}],"fact_type":"executive_change"},{"claim_id":"144cb3103e","claim":"Christopher P. Sighinolfi was appointed as senior vice president and chief financial officer at ONE Gas, Inc..","evidence_excerpt":"On November 16, 2023, the Company announced that its Board elected Christopher P. Sighinolfi to serve as the Company’s senior vice president and chief financial officer, effective January 1, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1587732/000119312523278811/0001193125-23-278811-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"senior vice president and chief financial officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}