| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Brooks Derrick | Senior Vice President | 1000 WALNUT ST., KANSAS CITY | /s/ Paul A. Steiner for Derrick Brooks | 04 Feb 2026 | 0001837554 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBSH | Common Stock | Tax liability | $29,170 | -548 | -3.8% | $53.23 | 13,919 | 02 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | All stock holding balances adjusted to include a 5% stock dividend. Record date of 12/2/2025, payable 12/16/2025. |