| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| GIBSON JOHN WILLIAM | Director | 15 E. 5TH STREET, TULSA | /s/ Brian K. Shore, Attorney-in-Fact for John W. Gibson | 27 May 2025 | 0001239209 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OGS | Phantom Stock | Award | $139,998 | +1,905 | +8.3% | $73.49 | 24,915 | 22 May 2025 | Common stock, par value $0.01 | 1,905 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Shares of phantom stock are convertible into ONE Gas' common stock on a 1-for-1 ratio. |
| F2 | Annual cash and/or stock retainer elected to be deferred to phantom stock under ONE Gas' Deferred Compensation Plan for Non-Employee Directors. |
| F3 | Phantom stock is accrued under ONE Gas' Deferred Compensation Plan for Non-Employee Directors (the "Plan") and is settled in shares of ONE Gas common stock at the distribution date described in the Plan. |