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: 5; 0 vs. Q2 2026
Shares held: 2.21K; +175 (+8.6%) vs. Q2 2026
Total value: $158.6K; +$2.01K (+1.3%) vs. Q2 2026
New holders: 0; 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
Manufacturers Life Insurance Company, The	–	–	–	–	Not filed
Vanguard Asset Management, Ltd	–	–	–	–	Not filed
Connor, Clark & Lunn Investment Management Ltd.	–	–	–	–	Not filed
Jupiter Asset Management Ltd	–	–	–	–	Not filed
Holocene Advisors, LP	–	–	–	–	Not filed
Quantbot Technologies LP	–	–	–	–	Not filed
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	–	–	–	–	Not filed
Standard Life Aberdeen plc	–	–	–	–	Not filed
Occudo Quantitative Strategies LP	–	–	–	–	Not filed
Captrust Financial Advisors	–	–	–	–	Not filed
Vanguard Investments Australia, Ltd.	–	–	–	–	Not filed
Citadel Advisors LLC	–	–	–	–	Not filed
Ieq Capital, LLC	–	–	–	–	Not filed
Macquarie Group Ltd	–	–	–	–	Not filed
Stifel Financial Corp	–	–	–	–	Not filed
Virginia Retirement Systems Et Al	–	–	–	–	Not filed
SEI Investments Co	–	–	–	–	Not filed
Barclays PLC	–	–	–	–	Not filed
Gamco Investors, Inc. Et Al	–	–	–	–	Not filed
Americana Partners, LLC	–	–	–	–	Not filed
Engineers Gate Manager LP	–	–	–	–	Not filed
Quantinno Capital Management LP	–	–	–	–	Not filed
CWA Asset Management Group, LLC	–	–	–	–	Not filed
Sprinkle Financial Consultants LLC	–	–	–	–	Not filed
BNP Paribas Arbitrage, SA	–	–	–	–	Not filed
State of Wisconsin Investment Board	–	–	–	–	Not filed
Amundi	–	–	–	–	Not filed
Voya Investment Management LLC	–	–	–	–	Not filed
Glenmede Trust Co NA	–	–	–	–	Not filed
Segall Bryant & Hamill, LLC	–	–	–	–	Not filed
Johnson Investment Counsel Inc	–	–	–	–	Not filed
Federation des caisses Desjardins du Quebec	–	–	–	–	Not filed
Man Group plc	–	–	–	–	Not filed
Ameritas Investment Partners, Inc.	–	–	–	–	Not filed
Millennium Management LLC	–	–	–	–	Not filed
Mirae Asset Global ETFs Holdings Ltd.	–	–	–	–	Not filed
Zurcher Kantonalbank (Zurich Cantonalbank)	–	–	–	–	Not filed
Bridgeway Capital Management, LLC	–	–	–	–	Not filed
KLP Kapitalforvaltning AS	–	–	–	–	Not filed
Pathstone Holdings, LLC	–	–	–	–	Not filed
Bank of Montreal	–	–	–	–	Not filed
LPL Financial LLC	–	–	–	–	Not filed
Jupiter Topco LLC	–	–	–	–	Not filed
Amalgamated Bank	–	–	–	–	Not filed
Van Eck Associates Corp	–	–	–	–	Not filed
State of New Jersey Common Pension Fund D	–	–	–	–	Not filed
Vanguard Global Advisers, LLC	–	–	–	–	Not filed
Connors Investor Services Inc	–	–	–	–	Not filed
Mercer Global Advisors Inc	–	–	–	–	Not filed
Panagora Asset Management Inc	–	–	–	–	Not filed
Allianz Asset Management GmbH	–	–	–	–	Not filed
Alps Advisors Inc	–	–	–	–	Not filed
Royal Bank of Canada	–	–	–	–	Not filed
Quadrature Capital Ltd	–	–	–	–	Not filed
Mutual of America Capital Management LLC	–	–	–	–	Not filed
Linden Thomas Advisory Services, LLC	–	–	–	–	Not filed
New York State Common Retirement Fund	–	–	–	–	Not filed
PDT Partners, LLC	–	–	–	–	Not filed
Susquehanna Portfolio Strategies, LLC	–	–	–	–	Not filed
Cetera Investment Advisers	–	–	–	–	Not filed
Benjamin Edwards Inc	–	–	–	–	Not filed
QV Investors Inc.	–	–	–	–	Not filed
Universal- Beteiligungs- und Servicegesellschaft mbH	–	–	–	–	Not filed
Fifth Third Bancorp	–	–	–	–	Not filed
Police & Firemen's Retirement System of New Jersey	–	–	–	–	Not filed
MidFirst Bank	–	–	–	–	Not filed
Louisiana State Employees Retirement System	–	–	–	–	Not filed
Oppenheimer Asset Management Inc.	–	–	–	–	Not filed
Teachers Retirement System of the State of Kentucky	–	–	–	–	Not filed
Brevan Howard Capital Management LP	–	–	–	–	Not filed
Winton Group Ltd	–	–	–	–	Not filed
Arizona State Retirement System	–	–	–	–	Not filed
Y-Intercept (Hong Kong) Ltd	–	–	–	–	Not filed
Balyasny Asset Management LLC	–	–	–	–	Not filed
Yousif Capital Management, LLC	–	–	–	–	Not filed
Guggenheim Capital LLC	–	–	–	–	Not filed
Jackson Creek Investment Advisors LLC	–	–	–	–	Not filed
MAI Capital Management	–	–	–	–	Not filed
HighTower Advisors, LLC	–	–	–	–	Not filed
Wealth Enhancement Advisory Services, LLC	–	–	–	–	Not filed
Cadent Capital Advisors, LLC	–	–	–	–	Not filed
Miller Howard Investments Inc	–	–	–	–	Not filed
Nisa Investment Advisors, LLC	–	–	–	–	Not filed
State of Michigan Retirement System	–	–	–	–	Not filed
Trexquant Investment LP	–	–	–	–	Not filed
Fox Run Management, L.L.C.	–	–	–	–	Not filed
Northwestern Mutual Investment Management Company, LLC	–	–	–	–	Not filed
Thrivent Financial for Lutherans	–	–	–	–	Not filed
JustInvest LLC	–	–	–	–	Not filed
Lazard Asset Management LLC	–	–	–	–	Not filed
Oregon Public Employees Retirement Fund	–	–	–	–	Not filed
Icon Advisers Inc	–	–	–	–	Not filed
Savant Capital, LLC	–	–	–	–	Not filed
Colony Group, LLC	–	–	–	–	Not filed
CWM Advisors, LLC	–	–	–	–	Not filed
Prudential Financial Inc	–	–	–	–	Not filed
Teacher Retirement System of Texas	–	–	–	–	Not filed
New Mexico Educational Retirement Board	–	–	–	–	Not filed
Pictet Asset Management Holding SA	–	–	–	–	Not filed
Vise Technologies, Inc.	–	–	–	–	Not filed