Who owns ONE Gas, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of OGS from SEC Form 13F filings across 429 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 429 institutions disclosed 58.3M shares of ONE Gas, Inc. worth $4.51B — about 92.6% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
429
13F holders
$4.51B
value, 2026 filers
92.6%
of shares outstanding (58.3M sh)
65
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of OGS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 9.1M | $701.3M | 0.0% | 14.5% | -0.2% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.7M | $286.4M | 0.0% | 5.9% | +3.5% |
| 3 | AMERICAN CENTURY COMPANIES INC | 3.5M | $273.1M | 0.1% | 5.6% | +5.0% |
| 4 | STATE STREET CORP | 3.3M | $251.9M | 0.0% | 5.2% | +7.6% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2.8M | $217.4M | 0.0% | 4.5% | +1.6% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 2.0M | $150.9M | 0.0% | 3.1% | +23.8% |
| 7 | T. Rowe Price Investment Management, Inc. | 1.9M | $143.2M | 0.1% | 3% | -0.2% |
| 8 | Energy Income Partners, LLC | 1.8M | $135.9M | 2.1% | 2.8% | +32.5% |
| 9 | ALLIANCEBERNSTEIN L.P. | 1.5M | $127.9M | 0.0% | 2.4% | -2.0% |
| 10 | AQR CAPITAL MANAGEMENT LLC | 1.1M | $86.3M | 0.0% | 1.8% | +121.3% |
| 11 | EARNEST PARTNERS LLC | 1.1M | $85.6M | 0.3% | 1.8% | -3.7% |
| 12 | Boston Trust Walden Corp | 1.0M | $80.6M | 0.6% | 1.7% | -3.8% |
| 13 | DIMENSIONAL FUND ADVISORS LP | 1.0M | $79.4M | 0.0% | 1.6% | +1.8% |
| 14 | MORGAN STANLEY | 1.0M | $78.8M | 0.0% | 1.6% | +15.7% |
| 15 | NORGES BANKNEW | 879,121 | $67.8M | 0.0% | 1.4% | new |
| 16 | NORTHERN TRUST CORP | 845,290 | $65.1M | 0.0% | 1.3% | +16.0% |
| 17 | GOLDMAN SACHS GROUP INC | 807,222 | $62.2M | 0.0% | 1.3% | -14.6% |
| 18 | Qube Research & Technologies Ltd | 794,066 | $61.2M | 0.1% | 1.3% | -8.3% |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 766,365 | $59.1M | 0.0% | 1.2% | +1.4% |
| 20 | Bank of New York Mellon Corp | 730,608 | $56.3M | 0.0% | 1.2% | -4.4% |
| 21 | FRANKLIN RESOURCES INC | 718,962 | $55.4M | 0.0% | 1.1% | -0.2% |
| 22 | VICTORY CAPITAL MANAGEMENT INC | 693,785 | $53.5M | 0.0% | 1.1% | +7.7% |
| 23 | WELLINGTON MANAGEMENT GROUP LLP | 650,349 | $50.1M | 0.0% | 1% | -75.0% |
| 24 | ExodusPoint Capital Management, LP | 627,285 | $48.3M | 0.3% | 1% | +146.3% |
| 25 | DUFF & PHELPS INVESTMENT MANAGEMENT CO | 576,000 | $44.4M | 0.4% | 0.9% | 0.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.