OGS ONE Gas, Inc.
company
SEC Filings & Insider Trading Activity 2026

CIK: 1587732
Utilities
Natural Gas Distribution 77 filings
Russell 2000

Latest ONE Gas, Inc. (OGS) SEC EDGAR filings in 2026, including the most recent 10-K annual report filed on February 19, 2026, a 10-Q quarterly report filed on May 5, 2026, an 8-K current report filed on August 4, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for ONE Gas, Inc. (OGS) (SEC CIK 1587732), with AI-powered section-by-section summaries updated daily.

10-Q: 37
8-K: 21
10-K: 13
SC 13G: 6

Latest 2026 SEC Filing Dates

10-K Annual Report
Feb 19, 2026
10-Q Quarterly Report
May 5, 2026
8-K Current Report
Aug 4, 2026

AI 10-K Annual Report Analysis
Latest 10-K (2025-12-31)

Business Overview

  • Core business: 100% regulated natural gas distribution utility serving 2.3 million customers in Oklahoma, Kansas, and Texas
  • New regulatory aggregation: Texas Gas Service customers aggregated into a single statewide service area in February 2026
  • Competitive positioning: Emphasis on safety, operational efficiency, and technology to maintain reliability amid energy alternatives competition
  • Workforce size: Approximately 4,000 employees as of February 1, 2026, with 700 unionized under collective bargaining agreements
  • Noteworthy: Oklahoma Natural Gas operates under a PBRC mechanism with a 9.4% authorized ROE and structured earnings sharing with customers

Risk Factors

  • Regulatory risk from PHMSA, DOT, OSHA pipeline safety laws and June 2024 Supreme Court overturning Chevron Doctrine impacting regulatory interpretations
  • Economic risk of customer payment difficulties due to inflation, tariffs, and high interest rates, potentially increasing bad debt and financing needs
  • Natural gas supply and pipeline capacity reliance on third parties, exposed to disruption from severe weather, terrorism, cyber-attacks, and war events
  • Cybersecurity risk from evolving cyber and physical attacks on systems despite robust defenses, plus increased regulation from DHS and TSA on critical infrastructure
  • Financial risk from restrictive debt covenants and potential defaults that could trigger cross-defaults and higher borrowing costs, limiting operational flexibility

Management Discussion & Analysis

  • Revenue $2.43B, up 17% YoY from $2.08B in 2024; natural gas sales rose $332.2M (18%), driven by new rates and customer growth
  • Operating income $457.4M, up 15% from $399.0M; net income $264.2M, up 19% from $222.9M; operating margin approx. 18.8% vs 19.2% (calculated)
  • Best performing: Natural gas sales revenue $2.20B, +18% YoY; worst: Cost of natural gas $999M, increased 28%, affecting gross margin
  • Capital expenditures $759.5M, nearly flat vs $762.1M; $205M equity issuance settled; increased commercial paper capacity to $1.5B; dividend declared $0.68/share
  • Outlook: $800M capex planned in 2026; regulatory updates include Texas rate increases and pipeline infrastructure initiative with $120M investment through 2028

Go deeper on ONE Gas, Inc.

Ask AI about OGS filings. Chat with the 10-K, 10-Q, and 8-K for instant answers on financials, risks, and guidance.

Track institutional money. See which funds are building or cutting OGS positions, quarter over quarter.

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Annual Reports Archive
10-K

AI-powered analysis of ONE Gas, Inc. (OGS) 10-K annual reports filed with SEC EDGAR.

Quarterly Reports Archive
10-Q

AI-powered analysis of ONE Gas, Inc. (OGS) 10-Q quarterly reports filed with SEC EDGAR.

Recent 8-K Filings
Current Reports

AI-powered analysis of ONE Gas, Inc. (OGS) 8-K current reports disclosing material events.

Financial Summary
XBRL

FY2023FY2024FY2025
Profitability
Operating Income$377.6M$399.0M$457.5M
Net Income$231.2M$222.8M$264.2M
Balance Sheet
Total Assets$7.8B$8.4B$8.9B
Equity$2.8B$3.1B$3.4B
ROE8.4%7.2%7.7%
Per Share
EPS$4.14$3.91$4.37
Cash Flow
Operating CF-$368.4M$578.8M
CapEx$666.6M$703.2M$707.2M

Source: XBRL financial data from ONE Gas, Inc. (OGS) 10-K filings on SEC EDGAR. All figures in USD. Key metrics include revenue, net income, gross profit, gross profit margin, operating income, EPS (diluted), total assets, stockholders' equity, return on equity (ROE), operating cash flow, and capital expenditure.

Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
8-K
Aug 4, 2026---
8-K
Aug 4, 2026---
8-K
Jul 13, 2026---
8-K
Jul 8, 2026---
8-K
May 27, 2026--
8-K
May 26, 2026--
8-K
May 12, 2026--
10-Q
May 5, 2026Mar 31, 2026-
8-K
May 4, 2026---
8-K
Apr 7, 2026---
8-K
Feb 24, 2026-Analysis-
8-K
Feb 24, 2026---
8-K
Feb 20, 2026--
10-K
Feb 19, 2026Dec 31, 2025Analysis
8-K
Feb 18, 2026--
8-K
Feb 18, 2026--
8-K
Jan 22, 2026--
8-K
Jan 20, 2026--
8-K
Dec 29, 2025--
8-K
Dec 19, 2025--
8-K
Dec 18, 2025--
8-K
Dec 2, 2025--
8-K
Dec 1, 2025--
10-Q
Nov 4, 2025Sep 30, 2025Analysis
10-Q
Aug 6, 2025Jun 30, 2025-

13F Fund Holdings: Quarterly Trend

Latest: Q1 2026

Aggregate OGS share value held by 13F filers tracked by SignalX, by quarter.

Position changes: Q4 2025Q1 2026
Top Buyers
Top Sellers
New Positions
Closed Positions

Source: 13F-HR filings on SEC EDGAR (aggregated from 198 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.

Frequently Asked Questions

What are the latest OGS SEC filings in 2026?

ONE Gas, Inc. (OGS) has filed a 10-K annual report on February 19, 2026, a 10-Q quarterly report on May 5, 2026, an 8-K current report on August 4, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.

When did OGS file its most recent 10-K annual report?

ONE Gas, Inc. (OGS) filed its most recent 10-K annual report on February 19, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.

How do I view OGS 10-Q quarterly reports?

ONE Gas, Inc. (OGS)'s most recent 10-Q quarterly report was filed on May 5, 2026. SignalX displays every OGS 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.

What 8-K current reports has OGS filed recently?

ONE Gas, Inc. (OGS)'s most recent 8-K was filed on August 4, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.

Where can I find OGS insider trading activity (Form 4)?

SignalX aggregates every OGS Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does OGS file with the SEC?

ONE Gas, Inc. (OGS) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new OGS filing with AI-powered analysis.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs, such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for ONE Gas, Inc. (OGS).

What is OGS's SEC CIK number?

ONE Gas, Inc. (OGS)'s SEC CIK (Central Index Key) number is 1587732. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1587732 to look up all OGS filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

Where can I find OGS return on equity (ROE) and financial data?

SignalX extracts XBRL financial data from ONE Gas, Inc. (OGS) 10-K annual filings, including revenue, net income, gross profit, operating income, EPS, total assets, stockholders' equity, and operating cash flow. Return on equity (ROE) can be derived from net income divided by stockholders' equity. Multi-year financial trends are displayed in the Financial Summary table above.

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