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CIK 0001587732 · Large accelerated filer

ONE Gas, Inc.

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Ticker
OGS
Exchange
NYSE
Industry
Natural Gas Distribution
FY end
Dec 31
Incorporated
OK
Entity type
operating
EIN
463561936
Phone
918-947-7000
Business address
15 EAST FIFTH STREET, TULSA, OK, 74103
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-02-16 Kouplen Angela See Remarks Grant or award · Performance Units 2026 +2,301 $86.04 $198K 2,301
2026-02-16 Kouplen Angela See Remarks Grant or award · Restricted Units 2026 +1,534 $86.04 $132K 1,534
2026-02-16 Bender Mark A. See Remarks Option exercise +2,697.34 $86.04 $232K 29,850.57
2026-02-16 Bender Mark A. See Remarks Shares withheld for taxes −1,268.17 $86.04 $109K 28,582.4
2026-02-16 Bender Mark A. See Remarks Option exercise · Performance Units 2023 −3,179 $86.04 $274K 0
2026-02-16 Bender Mark A. See Remarks Grant or award · Performance Units 2026 +2,301 $86.04 $198K 2,301
2026-02-16 Bender Mark A. See Remarks Grant or award · Restricted Units 2026 +1,534 $86.04 $132K 1,534
2026-02-16 Brumfield Brian F. See Remarks Option exercise +1,283.76 $86.04 $110K 3,308.84
2026-02-16 Brumfield Brian F. See Remarks Shares withheld for taxes −438.4 $86.04 $38K 2,870.45
2026-02-16 Brumfield Brian F. See Remarks Option exercise · Performance Units 2023 −1,513 $86.04 $130K 0
2026-02-16 Brumfield Brian F. See Remarks Grant or award · Performance Units 2026 +959 $86.04 $83K 959
2026-02-16 Brumfield Brian F. See Remarks Grant or award · Restricted Units 2026 +959 $86.04 $83K 959
2026-02-16 Gregory Regina See Remarks Grant or award · Performance Units 2026 +3,835 $86.04 $330K 3,835
2026-02-16 Gregory Regina See Remarks Grant or award · Restricted Units 2026 +2,557 $86.04 $220K 2,557
2026-02-16 DINAN CURTIS See Remarks Option exercise +5,394.67 $86.04 $464K 143,700.87
2026-02-16 DINAN CURTIS See Remarks Shares withheld for taxes −2,437.54 $86.04 $210K 141,263.33
2026-02-16 DINAN CURTIS See Remarks Option exercise · Performance Units 2023 −6,358 $86.04 $547K 0
2026-02-16 DINAN CURTIS See Remarks Grant or award · Performance Units 2026 +6,974 $86.04 $600K 6,974
2026-02-16 DINAN CURTIS See Remarks Grant or award · Restricted Units 2026 +4,649 $86.04 $400K 4,649
2026-02-16 McAnnally Robert S. See Remarks Option exercise +19,088.38 $86.04 $1.6M 64,414.91

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