Curtis Dinan

CIK: 0001278745

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)4 (33.3%)

Derivative conversions

Awards (A)4 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)4 (33.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

OGS

ONE Gas, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (12 total)

OGS
ONE Gas, Inc.
Feb 16, 2026
Exercise(M)
Direct
5.4K shares at avg. $86.04$464K
OGS
ONE Gas, Inc.
Feb 16, 2026
Award(A)
Restricted Units 2026
Direct
4.6K shares at avg. $86.04-
OGS
ONE Gas, Inc.
Feb 16, 2026
Award(A)
Performance Units 2026
Direct
7K shares at avg. $86.04-
OGS
ONE Gas, Inc.
Feb 16, 2026
Tax Payment(F)
Direct
2.4K shares at avg. $86.04$210K
OGS
ONE Gas, Inc.
Feb 14, 2026
Exercise(M)
Direct
1.8K shares at avg. $86.04$153K
OGS
ONE Gas, Inc.
Feb 14, 2026
Tax Payment(F)
Direct
778 shares at avg. $86.04$67K
OGS
ONE Gas, Inc.
Feb 18, 2025
Exercise(M)
Direct
3.5K shares at avg. $71.53$248K
OGS
ONE Gas, Inc.
Feb 18, 2025
Tax Payment(F)
Direct
1.6K shares at avg. $71.53$115K
OGS
ONE Gas, Inc.
Feb 18, 2025
Award(A)
Performance Units 2025
Direct
6.3K shares at avg. $71.53-
OGS
ONE Gas, Inc.
Feb 18, 2025
Award(A)
Restricted Units 2025
Direct
4.2K shares at avg. $71.53-
OGS
ONE Gas, Inc.
Feb 18, 2025
Exercise(M)
Direct
1.7K shares at avg. $71.53$124K
OGS
ONE Gas, Inc.
Feb 18, 2025
Tax Payment(F)
Direct
764 shares at avg. $71.53$55K

		Type	Shares	Price		Ownership
Feb 16, 2026	OGS ONE Gas, Inc.	Exercise(M)	5,395	$86.04	$464,157	Direct
Feb 16, 2026	OGS ONE Gas, Inc.	Award(A) Restricted Units 2026	4,649	$86.04	-	Direct
Feb 16, 2026	OGS ONE Gas, Inc.	Award(A) Performance Units 2026	6,974	$86.04	-	Direct
Feb 16, 2026	OGS ONE Gas, Inc.	Tax Payment(F)	2,438	$86.04	$209,726	Direct
Feb 14, 2026	OGS ONE Gas, Inc.	Exercise(M)	1,774	$86.04	$152,635	Direct
Feb 14, 2026	OGS ONE Gas, Inc.	Tax Payment(F)	778	$86.04	$66,931	Direct
Feb 18, 2025	OGS ONE Gas, Inc.	Exercise(M)	3,468	$71.53	$248,039	Direct
Feb 18, 2025	OGS ONE Gas, Inc.	Tax Payment(F)	1,611	$71.53	$115,254	Direct
Feb 18, 2025	OGS ONE Gas, Inc.	Award(A) Performance Units 2025	6,341	$71.53	-	Direct
Feb 18, 2025	OGS ONE Gas, Inc.	Award(A) Restricted Units 2025	4,228	$71.53	-	Direct
Feb 18, 2025	OGS ONE Gas, Inc.	Exercise(M)	1,734	$71.53	$123,999	Direct
Feb 18, 2025	OGS ONE Gas, Inc.	Tax Payment(F)	764	$71.53	$54,684	Direct

1-12 of 12 transactions

About DINAN CURTIS

DINAN CURTIS (SEC CIK 0001278745) files insider reports with the SEC as Officer of ONE Gas, Inc. (OGS).

Signal8 holds 2 ownership filings by DINAN CURTIS, all Form 4s, filed between Feb 20, 2025 and Feb 19, 2026. Those filings report 12 transactions, from Feb 18, 2025 to Feb 16, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on DINAN CURTIS's filings is in TULSA, OK.

Recent filings by DINAN CURTIS

Feb 16, 2026: Option exercise of OGS shares (Form 4, code M).
Feb 16, 2026: Grants or awards of OGS derivative securities (2 lines, Form 4, code A).
Feb 16, 2026: Tax withholding of OGS shares (Form 4, code F).
Feb 14, 2026: Option exercise of OGS shares (Form 4, code M).
Feb 14, 2026: Tax withholding of OGS shares (Form 4, code F).

Other insiders filing for ONE Gas, Inc. (OGS)

How to read Form 4 transaction codes