| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| FAULK MICHELLE | Vice President & Controller | 5430 LBJ FREEWAY, SUITE 1800, DALLAS | /s/Suzanne Johnson by POA | 04 Feb 2026 | 0002038327 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATO | Restricted Stock Unit | Award | $43,696 | +260 | +46% | $168.06 | 825 | 03 Feb 2026 | Common Stock | 260 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Each restricted share unit represents a contingent right to receive one share of the Company's common stock. |
| F2 | The restricted stock units issued under the Company's 1998 Long-Term Incentive Plan will vest and be delivered to the reporting person three years from date of grant. |