Welcome to our dedicated page for One Gas SEC filings (Ticker: OGS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to U.S. Securities and Exchange Commission filings for ONE Gas, Inc. (NYSE: OGS), a 100-percent regulated natural gas utility serving more than 2.3 million customers in Kansas, Oklahoma and Texas. Through these filings, investors can review how the company describes its business, risk factors, capital structure and regulatory environment.
Key documents for ONE Gas include annual reports on Form 10-K and quarterly reports on Form 10-Q, which explain its natural gas distribution operations, capital expenditures for system integrity and expansion, and the role of rate cases and performance-based mechanisms in Oklahoma, Kansas and Texas. Current reports on Form 8-K highlight material events such as changes to credit facilities, commercial paper programs, forward sale agreements for common stock, dividend declarations, governance changes and major infrastructure initiatives.
On Stock Titan, AI-powered tools summarize long and technical filings so readers can quickly see the main points of OGS disclosures, such as updates to revolving credit agreements, increases in commercial paper capacity, or new pipeline projects undertaken by its Oklahoma Natural Gas division. Real-time updates from EDGAR help ensure that new 8-K, 10-Q and 10-K filings appear promptly.
Investors can also use this page to locate information related to ONE Gas’s financing arrangements, including revolving credit facilities, commercial paper programs and equity issuance plans referenced in its 8-K filings. Where applicable, insider transaction reports on Form 4 and proxy materials on Schedule 14A provide additional detail on executive and director matters, compensation and board structure.
By combining direct access to SEC documents with AI-generated highlights, this OGS filings page helps users understand how ONE Gas manages its regulated utility business, funds its capital program and discloses risks and governance decisions to the market.
ONE Gas, Inc. officer Christopher P. Sighinolfi reported multiple equity compensation transactions involving performance units, restricted units, common stock, and deferred stock units. Previously granted 2023 performance units vested based on relative total shareholder return, leading to 1,361.820 shares of common stock being converted into an equal number of deferred stock units, with 61.527 shares withheld to cover taxes.
He also exercised 2023 restricted units into common stock and received new 2026 performance units and restricted units, totaling 5,579 and 3,719 units respectively, all awarded under the company’s Amended and Restated Equity Compensation Plan (2018). The new 2026 awards are scheduled to vest on
ONE Gas, Inc. insider Angela Kouplen reported multiple equity award transactions involving common stock and units. On
She also received new equity awards on
ONE Gas, Inc. executive Brian F. Brumfield reported equity award vesting and new grants, along with related tax-withholding share dispositions. On
Those vestings and conversions resulted in common stock acquisitions of 562.680 and 1,283.757 shares, with 186.914 and 438.398 shares, respectively, withheld as tax-withholding dispositions at a price of
On
Gregory Regina reported acquisition or exercise transactions in this Form 4 filing.
ONE Gas, Inc. reported that officer Gregory Regina received equity awards in the form of performance units and restricted units tied to the company’s stock. These are compensation grants rather than open‑market share purchases or sales.
Regina was granted 3,835 Performance Units 2026 and 2,557 Restricted Units 2026 on February 16, 2026, at a reference price of $86.04 per unit. The performance units vest on February 17, 2029 for between 0% and 200% of the granted amount, depending on ONE Gas’s total shareholder return versus a selected peer group from January 1, 2026 through December 31, 2029. The restricted units also vest on February 17, 2029 under their award agreement.
ONE Gas, Inc. officer Mark A. Bender reported several equity-compensation transactions involving performance and restricted units that converted into common stock, plus new long-term awards. On February 14 and 16, 2026, previously granted 2023 performance and restricted units vested and were exercised into common shares at
These conversions produced multiple common stock acquisitions alongside share dispositions used to cover tax obligations, leaving Bender with 28,582.399 directly owned common shares after the latest tax-withholding transaction. He also received new 2026 performance units of 2,301 and restricted units of 1,534, which are scheduled to vest on
ONE Gas, Inc. executive Curtis Dinan reported multiple equity-based transactions involving performance units, restricted units, and common stock. Performance and restricted units granted in 2023 under the Amended and Restated Equity Compensation Plan vested around mid‑
On
Following these transactions, Dinan directly held 141,263.328 shares of ONE Gas common stock, in addition to outstanding performance and restricted units, and indirectly held 5,909 shares through a 401(k) plan.
ONE Gas, Inc. director and officer Robert S. McAnnally reported a series of equity compensation events tied to company performance and vesting schedules. On
He also received new long-term incentives, including 26,034 Performance Units 2026 and 11,158 Restricted Units 2026, granted under ONE Gas’s Amended and Restated Equity Compensation Plan (2018). The 2023 performance units vested at
ONE Gas, Inc. reports full-year 2025 results as a fully regulated natural gas utility serving about 2.3 million customers across Oklahoma, Kansas, and Texas. Net income was $264.2 million, or $4.37 per diluted share, on revenues of $2.43 billion.
Operating income rose to $457.4 million, supported by new rate actions, while capital expenditures and asset removal costs totaled $759.5 million, largely for system safety and reliability. The company declared a quarterly dividend of $0.68 per share and is pursuing a $120 million pipeline initiative in southeast Oklahoma to support future demand.
ONE Gas reported stronger results for 2025, with fourth quarter net income of
Adjusted net income reached
For 2026, ONE Gas expects GAAP net income of
ONE Gas, Inc. announced a leadership progression in its senior ranks. Effective March 1, 2026, Curtis L. Dinan, currently senior vice president and chief operating officer, will become president and chief operating officer. Robert S. McAnnally will continue as chief executive officer, focusing on long-term strategy, value creation and stakeholder engagement.
In connection with his promotion, Dinan’s base salary will increase to $600,000, with a target short-term incentive opportunity of 75% of base salary. The grant date value of his 2026 long-term equity incentive award will be $1,000,000, split into 60% performance stock units and 40% restricted stock units. The company states this leadership change does not alter its strategy, regulatory commitments or financial outlook.