| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| PRESLEY DANIEL K | VP of Accounting | 5300 TOWN AND COUNTRY BLVD., SUITE 500, FRISCO | /s/ Roland O. Burns, attorney-in-fact for Mr. Presley | 20 Feb 2026 | 0001232903 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CRK | Common Stock | Tax liability | $37,655 | -1,897 | -0.7% | $19.85 | 268,257 | 19 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares netted for tax withholdings on vested restricted shares. |