TULSA, OK
ONE GAS, INC.OGS— Latest position per institution from SEC 13F filings
15
Institutional holders
52.92M
Total shares held
3.84B
Estimated value
2.65M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
9.10M
Value
701.27M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
8.26M
Value
527.69M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
6.49M
Value
501.28M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.72M
Value
286.43M
Filed
Jun 30, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
3.54M
Value
273.08M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
3.27M
Value
251.93M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.82M
Value
217.45M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.96M
Value
150.90M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
1.86M
Value
143.20K
Filed
Jun 30, 2026
ENERGY INCOME PARTNERS, LLC
CIK 1388814
Shares
1.76M
Value
135.95M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
1.48M
Value
127.89M
Filed
Jun 30, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
1.12M
Value
86.30M
Filed
Jun 30, 2026
EARNEST PARTNERS LLC
CIK 1102578
Shares
1.11M
Value
85.57M
Filed
Jun 30, 2026
BOSTON TRUST WALDEN CORP
CIK 1534866
Shares
1.05M
Value
80.57M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.03M
Value
79.39M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
1.02M
Value
78.82M
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
879.12K
Value
67.75M
Filed
Jun 30, 2026
NORTHERN TRUST CORP
CIK 73124
Shares
845.29K
Value
65.15M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
807.22K
Value
62.21M
Filed
Jun 30, 2026
QUBE RESEARCH & TECHNOLOGIES LTD
CIK 1729829
Shares
794.07K
Value
61.20M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 9.10M | 701.27M | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 8.26M | 527.69M | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 6.49M | 501.28M | Dec 31, 2025 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.72M | 286.43M | Jun 30, 2026 |
| 5 | AMERICAN CENTURY COMPANIES INC | 748054 | 3.54M | 273.08M | Jun 30, 2026 |
| 6 | STATE STREET CORP | 93751 | 3.27M | 251.93M | Jun 30, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.82M | 217.45M | Jun 30, 2026 |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.96M | 150.90M | Jun 30, 2026 |
| 9 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 1.86M | 143.20K | Jun 30, 2026 |
| 10 | ENERGY INCOME PARTNERS, LLC | 1388814 | 1.76M | 135.95M | Jun 30, 2026 |
| 11 | ALLIANCEBERNSTEIN L.P. | 1109448 | 1.48M | 127.89M | Jun 30, 2026 |
| 12 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 1.12M | 86.30M | Jun 30, 2026 |
| 13 | EARNEST PARTNERS LLC | 1102578 | 1.11M | 85.57M | Jun 30, 2026 |
| 14 | BOSTON TRUST WALDEN CORP | 1534866 | 1.05M | 80.57M | Jun 30, 2026 |
| 15 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.03M | 79.39M | Jun 30, 2026 |
| 16 | MORGAN STANLEY | 895421 | 1.02M | 78.82M | Jun 30, 2026 |
| 17 | NORGES BANK | 1374170 | 879.12K | 67.75M | Jun 30, 2026 |
| 18 | NORTHERN TRUST CORP | 73124 | 845.29K | 65.15M | Jun 30, 2026 |
| 19 | GOLDMAN SACHS GROUP INC | 886982 | 807.22K | 62.21M | Jun 30, 2026 |
| 20 | QUBE RESEARCH & TECHNOLOGIES LTD | 1729829 | 794.07K | 61.20M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.