One Gas, Inc. (OGS)
NYSE: OGS · Natural Gas Distribution · Tulsa, OK · filing with the SEC since 2013
Who owns One Gas, Inc.
As filed with the SECHolders of 5% or more
5
Blackrock, Inc. holds 13.8% of Common Stock, as its SCHEDULE 13G/A filed Oct 27, 2026 says.
Directors and officers
18
report now, of 24 people on the record since 2014. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 5 named at left.
Holders of 5% or moreshare of the class, as filed
Blackrock, Inc.
SCHEDULE 13G/A · filed Oct 27, 2026 · Common Stock · 12.8% in Apr 23, 2025
Vanguard Portfolio Management
SCHEDULE 13G · filed Apr 29, 2026 · Common Stock
American Century Investment Management, Inc.
SCHEDULE 13G/A · filed May 1, 2026 · Common Stock · 6.6% in May 15, 2025
State Street Corporation
SCHEDULE 13G · filed Aug 7, 2026 · COMMON STOCK · 5% in Feb 9, 2026
Vanguard Capital Management
SCHEDULE 13G · filed Apr 30, 2026 · Common Stock
Wellington Management Group LLP
SCHEDULE 13G/A · filed May 15, 2026 · Common Stock · reported falling below 5%
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%, from 10.5% in Jul 29, 2025
What OGS reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Kansas Gas Service Securitization I LLC
An entity · consolidated entity · owns, named in the 10-K filed Feb 19, 2026
3 subsidiaries in 1 country, from the list filed with the 10-K filed Feb 19, 2026.
Insider tradesForm 4
3sales
0purchases
0sales on a scheduled plan
3people selling
$400,000sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window3 of 24 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Hutchinson Michael G | director | 1 | $200,000 | 0 | 0 | $0 |
| Brumfield Brian F. | Vice President, Chief Accounting Officer and Controller | 1 | $100,000 | 0 | 0 | $0 |
| Rodriguez Eduardo A | director | 1 | $100,000 | 0 | 0 | $0 |