ONE Gas, Inc.

OGS

Exchange: NYSE
Industry: Natural Gas Distribution
SEC CIK: 0001587732

SEC filings (opens in a new tab)

No open-market purchases or sales by ONE Gas, Inc. insiders were filed in the last 90 days; 431 institutions reported holding it in 13F filings for Q2 2026, worth $4.51B in total; no superinvestor holds it.

13F holders, Q3 2026

Institutional positions in ONE Gas, Inc. as of Sep 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders: 6; +1 vs. Q2 2026
Shares held: 13.1K; +11.0K (+542.7%) vs. Q2 2026
Total value: $938.5K; +$781.9K (+499.3%) vs. Q2 2026
New holders: 1; 1 more added
Sold out: 0; 0 more reduced

426 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OGS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holders

Value held

Institutions holding OGS and their total value by quarter
Quarter	Holders	Value
Q2 2026	431	$4.51B
Q1 2026	429	$4.84B
Q4 2025	404	$4.45B
Q3 2025	393	$4.50B
Q2 2025	385	$4.11B
Q1 2025	380	$4.16B
Q4 2024	356	$3.76B
Q3 2024	336	$4.02B
Q2 2024	332	$3.36B
Q1 2024	342	$3.37B
Q4 2023	335	$3.35B
Q3 2023	351	$3.53B
Q2 2023	338	$4.04B
Q1 2023	328	$4.07B
Q4 2022	330	$3.56B
Q3 2022	317	$3.21B
Q2 2022	336	$3.70B
Q1 2022	323	$3.93B
Q4 2021	307	$3.43B
Q3 2021	298	$2.72B
Q2 2021	295	$3.17B
Q1 2021	306	$3.28B

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding ONE Gas, Inc.; share changes are against Q2 2026.

Institutions holding OGS in Q3 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
Atlantic Trust, LLC	–	–	–	–	Not filed
International Assets Investment Management, LLC	–	–	–	–	Not filed
Cullen/Frost Bankers, Inc.	–	–	–	–	Not filed
Allworth Financial LP	–	–	–	–	Not filed
Horizon Investments, LLC	–	–	–	–	Not filed
DekaBank Deutsche Girozentrale	–	–	–	–	Not filed
GAMMA Investing LLC	–	–	–	–	Not filed
Vanguard National Trust Co	–	–	–	–	Not filed
MJT & Associates Financial Advisory Group, Inc.	–	–	–	–	Not filed
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	–	–	–	–	Not filed
Huntington National Bank	–	–	–	–	Not filed
KBC Group NV	–	–	–	–	Not filed
Clear Street Markets LLC	–	–	–	–	Not filed
New Age Alpha Advisors, LLC	–	–	–	–	Not filed
EverSource Wealth Advisors, LLC	–	–	–	–	Not filed
Burk Holdings LLC	–	–	–	–	Not filed
Tradewinds Capital Management, LLC	–	–	–	–	Not filed
IFP Advisors, Inc	–	–	–	–	Not filed
Umb Bank N A	–	–	–	–	Not filed
Sterling Capital Management LLC	–	–	–	–	Not filed
Parallel Advisors, LLC	–	–	–	–	Not filed
Public Employees Retirement System of Ohio	–	–	–	–	Not filed
Signaturefd, LLC	–	–	–	–	Not filed
Northwestern Mutual Wealth Management Co	–	–	–	–	Not filed
Abound Wealth Management	–	–	–	–	Not filed
Los Angeles Capital Management LLC	–	–	–	–	Not filed
Assetmark, Inc	–	–	–	–	Not filed
Bollard Group LLC	–	–	–	–	Not filed
State of Wyoming	–	–	–	–	Not filed
Webster Bank, N. A.	–	–	–	–	Not filed
Caitong International Asset Management Co., Ltd	–	–	–	–	Not filed
Institute for Wealth Management, LLC.	–	–	–	–	Not filed
1620 Investment Advisors, Inc.	–	–	–	–	Not filed
Bryn Mawr Trust Co	–	–	–	–	Not filed
Daiwa Securities Group Inc.	–	–	–	–	Not filed
Steward Partners Investment Advisory, LLC	–	–	–	–	Not filed
Bessemer Group Inc	–	–	–	–	Not filed
Crews Bank & Trust	–	–	–	–	Not filed
Essential Partners LLC	–	–	–	–	Not filed
Providence Capital Advisors, LLC	–	–	–	–	Not filed
Caldwell Trust Co	–	–	–	–	Not filed
Kemnay Advisory Services Inc.	–	–	–	–	Not filed
First Horizon Corp	–	–	–	–	Not filed
North Star Investment Management Corp.	–	–	–	–	Not filed
Nikko Asset Management Americas, Inc.	–	–	–	–	Not filed
Smartleaf Asset Management LLC	–	–	–	–	Not filed
Optiver Holding B.V.	–	–	–	–	Not filed
SJS Investment Consulting Inc.	–	–	–	–	Not filed
True Wealth Design, LLC	–	–	–	–	Not filed
Basecamp Wealth Advisors LLC	–	–	–	–	Not filed
Triumph Capital Management	–	–	–	–	Not filed
Harbor Capital Advisors, Inc.	–	–	–	–	Not filed
Nomura Asset Management Co Ltd	–	–	–	–	Not filed
Clearstead Advisors, LLC	–	–	–	–	Not filed
Atlantic Union Bankshares Corp	–	–	–	–	Not filed
Tanglewood Legacy Advisors, LLC	–	–	–	–	Not filed
AdvisorNet Financial, Inc	–	–	–	–	Not filed
Harbour Investments, Inc.	–	–	–	–	Not filed
Smithfield Trust Co	–	–	–	–	Not filed
TD Waterhouse Canada Inc.	–	–	–	–	Not filed
Ameritas Advisory Services, LLC	–	–	–	–	Not filed
Aster Capital Management (DIFC) Ltd	–	–	–	–	Not filed
Leo H. Evart, Inc.	–	–	–	–	Not filed
Central Trust Co	–	–	–	–	Not filed
Country Trust Bank	–	–	–	–	Not filed
Evermay Wealth Management LLC	–	–	–	–	Not filed
Rossby Financial, LCC	–	–	–	–	Not filed
American National Bank	–	–	–	–	Not filed
Eurizon Capital SGR S.p.A.	–	–	–	–	Not filed
Acumen Wealth Advisors, LLC	–	–	–	–	Not filed
MV Capital Management, Inc.	–	–	–	–	Not filed
Covestor Ltd	–	–	–	–	Not filed
Mather Group, LLC.	–	–	–	–	Not filed
Bell Investment Advisors, Inc	–	–	–	–	Not filed
Wealth Enhancement Trust Services, Inc.	–	–	–	–	Not filed
Community Financial Services Group, LLC	–	–	–	–	Not filed
Spire Wealth Management	–	–	–	–	Not filed
Global Retirement Partners, LLC	–	–	–	–	Not filed
Key Financial Inc	–	–	–	–	Not filed
Larson Financial Group LLC	–	–	–	–	Not filed
CGC Financial Services, LLC	–	–	–	–	Not filed
BOK Financial Private Wealth, Inc.	–	–	–	–	Not filed
Owl Creek Wealth Partners LLC	–	–	–	–	Not filed
Picton Mahoney Asset Management	–	–	–	–	Not filed
Private Wealth Management Group, LLC	–	–	–	–	Not filed
Farmers & Merchants Investments Inc	–	–	–	–	Not filed
Bare Financial Services, Inc	–	–	–	–	Not filed
Asset Dedication, LLC	–	–	–	–	Not filed
Parkside Financial Bank & Trust	–	–	–	–	Not filed
CVA Family Office, LLC	–	–	–	–	Not filed
Activest Wealth Management	–	–	–	–	Not filed
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.	–	–	–	–	Not filed
Manchester Capital Management LLC	–	–	–	–	Not filed
Fortitude Family Office, LLC	–	–	–	–	Not filed
Action Point Financial Planning, LLC	–	–	–	–	Not filed
Godfrey Financial Associates, Inc.	–	–	–	–	Not filed
Quent Capital, LLC	–	–	–	–	Not filed
WPG Advisers, LLC	–	–	–	–	Not filed
JFS Wealth Advisors, LLC	–	–	–	–	Not filed
Whittier Trust Co of Nevada Inc	–	–	–	–	Not filed