| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BURNS ROLAND O | President & CFO, Director | 5300 TOWN & COUNTRY BLVD., SUITE 500, FRISCO | /s/ Roland O. Burns | 17 Feb 2026 | 0001232893 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CRK | Common Stock | Tax liability | $148,760 | -7,756 | -0.53% | $19.18 | 1,447,634 | 12 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares netted for tax withholdings on vested restricted shares. |