BRUMFIELD BRIAN F.

PrivateCIK: 1951536
Location

TULSA, OK

BRUMFIELD BRIAN F. (See Remarks) exercised options at ONE GAS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderBRUMFIELD BRIAN F.CIK 1951536
IssuerONE GAS, INC.CIK 1587732
Officer· See Remarks
Since Feb 2026
+1.56K
Net shares
Net buyer
$64.5K
Total sold
0
Open market trades
0B · 0S
5
Total transactions
4.21K acquired · 2.65K disposed
Non-Derivative Transactions2

Common stock, par value $0.01

Direct
M · Option Exercise

Shares

+1.90K

Price / share

$71.53

Trade value

$136.07K

% of position

259.8%
2/18/2025
732.202.63K

Common stock, par value $0.01

Direct
F · Tax Withholding

Shares

901.72

Price / share

$71.53

Trade value

$64.50K

% of position

34.2%
2/18/2025
2.63K1.73K
Total

Net shares

+1K

Net value

$71.57K

Derivative Transactions3

Restricted Units 2022

Direct
M · Option Exercise
Converts to

Common stock, par value $0.01

1.75K shares

Shares

1.75K

Strike price

Held after

0.00

Exercisable

2/18/2025

Performance Units 2025

Direct
A · Award
Converts to

Common stock, par value $0.01

1.15K shares

Shares

+1.15K

Strike price

Held after

1.15K

Exercisable

2/18/2025

Restricted Units 2025

Direct
A · Award
Converts to

Common stock, par value $0.01

1.15K shares

Shares

+1.15K

Strike price

Held after

1.15K

Exercisable

2/18/2025
Non-Derivative Holdings (Post-Transaction)1

Common stock, par value $0.01

Indirect
Shares owned1.22K
Total
1.22K indirect1.22K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
BRUMFIELD BRIAN F. — Insider Transaction (Form 4) Filed Feb 20, 2025 | Finecho