ONE Gas OGS Institutional Ownership

NYSE OGS

$75.62 +1.03 (+1.38%)

As of: Oct 20, 2026 · 3:59 PM EDT

Institutions by Trading Activity

426 Institutions

Increased 236 55.4%

Unchanged 83 19.5%

Reduced 107 25.1%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

92.55%

▲+3.62 pp QoQ

Shares Held by Institutions

58.27Mn

of 62.96Mn outstanding

▲+4.15% QoQ

Shares Outstanding

62.96Mn

4.69Mn held outside 13F filers

Institutional Investors

426

filed 13F for Jun 2026

▲+3 vs prior quarter

Net Shares Added (QoQ)

+2.32Mn

accumulated since last quarter

Value of Holdings

$4.34Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

ONE Gas, Inc. (NYSE:OGS) appeared in the 13F filings of 426 institutional investors for the quarter ended June 30, 2026.

Collectively, these holders controlled 92.55% of ONE Gas' outstanding shares in Q2 2026, up from 88.94% in Q1 2026.
Total holdings of ONE Gas shares rose 4.15% from Q1 2026, and the number of holders rose 12.11% from Q2 2025.
Of these 426 holders, 236 added to their positions, 107 reduced their stakes and 83 left their positions unchanged.
Combined, institutional investors held 58.27Mn shares of OGS as of Q2 2026, up 2.32Mn from the prior quarter and up 3.64Mn from a year earlier.
As of June 30, 2026, the biggest holder of ONE Gas was BlackRock, Inc. with 9.1Mn shares, or 14.45% of shares outstanding.
The biggest increases in OGS positions during Q2 2026 came from AQR Capital Management LLC (+613.65K shares), Energy Income Partners, LLC (+432.88K shares), Geode Capital Management, LLC (+376.81K shares), ExodusPoint Capital Management, LP (+372.57K shares) and Point72 Asset Management, L.P. (+246.29K shares).
The biggest cuts to OGS positions during Q2 2026 came from Wellington Management Group LLP (-1.95Mn shares), Nuveen, LLC (-306.37K shares), Deutsche Bank AG (-286.9K shares), Man Group plc (-154.36K shares) and Squarepoint Ops LLC (-140.53K shares).
Business Quant data shows the 10 biggest positions in ONE Gas as of Q2 2026 were held by BlackRock, Inc. (9.1Mn shares), Vanguard Portfolio Management LLC (3.72Mn shares), American Century Companies Inc (3.54Mn shares), State Street Corp (3.27Mn shares), Vanguard Capital Management LLC (2.82Mn shares), Geode Capital Management, LLC (1.96Mn shares), T. Rowe Price Investment Management, Inc. (1.86Mn shares), Energy Income Partners, LLC (1.76Mn shares), AllianceBernstein L.P. (1.48Mn shares) and AQR Capital Management LLC (1.12Mn shares).

Form 13F Holdings

426 Institutional Holders

Report period 30 Jun, 2026

Total shares held 58.27Mn

Of outstanding 92.55%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	9,099,077	14.45%	▼15,999	-0.18%	$701.27Mn
2	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	3,716,434	5.90%	▲126,441	+3.52%	$286.43Mn
3	AMERICAN CENTURY COMPANIES INC	0000748054	3,543,229	5.63%	▲167,836	+4.97%	$273.08Mn
4	State Street Corp	0000093751	3,268,798	5.19%	▲231,913	+7.64%	$251.93Mn
5	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,821,399	4.48%	▲45,394	+1.64%	$217.45Mn
6	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,957,673	3.11%	▲376,808	+23.84%	$150.90Mn
7	T. Rowe Price Investment Management, Inc.	0001897612	1,858,002	2.95%	▼3,960	-0.21%	$143.20K
8	Energy Income Partners, LLC	0001388814	1,763,956	2.80%	▲432,880	+32.52%	$135.95Mn
9	ALLIANCEBERNSTEIN L.P.	0001109448	1,484,889	2.36%	▼30,946	-2.04%	$127.89Mn
10	AQR CAPITAL MANAGEMENT LLC	0001167557	1,119,752	1.78%	▲613,651	+121.25%	$86.30Mn
11	EARNEST PARTNERS LLC	0001102578	1,110,347	1.76%	▼42,781	-3.71%	$85.57Mn
12	Boston Trust Walden Corp	0001534866	1,045,444	1.66%	▼40,815	-3.76%	$80.57Mn
13	DIMENSIONAL FUND ADVISORS LP	0000354204	1,030,076	1.64%	▲18,693	+1.85%	$79.39Mn
14	Morgan Stanley	0000895421	1,022,683	1.62%	▲139,084	+15.74%	$78.82Mn
15	NORGES BANK	0001374170	879,121	1.40%	▲879,121	0.00%	$67.75Mn
16	Northern Trust Corp	0000073124	845,290	1.34%	▲116,423	+15.97%	$65.15Mn
17	Goldman Sachs Group Inc	0000886982	807,222	1.28%	▼137,569	-14.56%	$62.21Mn
18	Qube Research & Technologies Ltd	0001729829	794,066	1.26%	▼72,176	-8.33%	$61.20Mn
19	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	766,365	1.22%	▲10,913	+1.44%	$59.06Mn
20	Bank of New York Mellon Corp	0001390777	730,608	1.16%	▼33,269	-4.36%	$56.31Mn

Showing 1 to 20 of 426 holders