| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WINTERBOTTOM BRAD L | EXECUTIVE VICE PRESIDENT | 1820 PARK AVENUE, DES MOINES | /s/ Melissa L. Gillespie, By Power of Attorney | 24 Feb 2026 | 0001247383 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WTBA | COMMON STOCK | Award | $0 | +15,000 | +11% | $0.000000 | 155,470 | 23 Feb 2026 | Direct | F1, F2 |
| holding | WTBA | COMMON STOCK | 6,607 | 23 Feb 2026 | Held by spouse | ||||||
| holding | WTBA | COMMON STOCK | 26,058 | 23 Feb 2026 | By 401(k) Plan | F3 |
| Id | Content |
|---|---|
| F1 | Shares were acquired pursuant to a grant of restricted stock units, 7,500 units of which, vest in five equal annual installments beginning March 25, 2027. The remaining 7,500 units cliff vest on March 25, 2029, subject to achievement of performance criteria established by the Compensation Committee as set out in the grant. |
| F2 | 325 shares of previously reported performance stock units did not vest because the applicable performance conditions were not satisfied. |
| F3 | 1,934 shares were acquired pursuant to dividend reinvestment purchases in the employee savings plan 401(k) during the period from January 1, 2025 through December 31, 2025. |