Institutional Ownership
One Gas Inc
CUSIP 68235P108COMOGSQ1 2026
13D / 13G Filings
32
Schedule 13D/13G on record
Beneficial Filers
10
Distinct reporting persons
Largest Stake
14.5%
Max % of class reported
Institutional Holders
415
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
32 filings · latest Feb 9, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 9, 2026 | State Street Corporation | 13G | 5.0% | 2.98M | SEC |
| 2 | Nov 10, 2025 | State Street Corporation | 13G | 5.1% | 3.04M | SEC |
| 3 | Aug 11, 2025 | State Street Corporation | 13G | 4.8% | 3.00M | SEC |
| 4 | Jul 29, 2025 | The Vanguard Group | 13G/A | 10.5% | 6.57M | SEC |
| 5 | May 15, 2025 | American Century Capital Portfolios, Inc. | 13G/A | 11.0% | 3.97M | SEC |
| 6 | Apr 23, 2025 | Blackrock, Inc. | 13G/A | 12.8% | 7.66M | SEC |
| 7 | Nov 8, 2024 | Wellington Management Group LLP | 13G | 6.1% | 3.47M | SEC |
| 8 | Nov 8, 2024 | American Century Investment Management Inc | 13G/A | 5.5% | 3.10M | SEC |
| 9 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 11.6% | 6.41M | SEC |
| 10 | Feb 12, 2024 | American Century Investment Management Inc | 13G/A | 5.3% | 2.95M | SEC |
22 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for One Gas Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 9.12M | $785.08M |
| 2 | American Century Companies Inc | 3.38M | $290.72M |
| 3 | State Street Corp | 3.04M | $261.57M |
| 4 | Wellington Management Group LLP | 2.61M | $224.39M |
| 5 | Geode Capital Management, LLC | 1.58M | $136.18M |
| 6 | Alliancebernstein L.P. | 1.52M | $117.10M |
| 7 | Energy Income Partners, LLC | 1.33M | $114.65M |
| 8 | Earnest Partners LLC | 1.15M | $99.32M |
| 9 | Boston Trust Walden Corp | 1.09M | $93.56M |
| 10 | Dimensional Fund Advisors LP | 1.01M | $87.11M |