| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Brooks Derrick | Senior Vice President | 1000 WALNUT ST., KANSAS CITY | /s/ Paul A. Steiner for Derrick Brooks | 05 Feb 2026 | 0001837554 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBSH | Common Stock | Award | $0 | +1,710 | +12% | $0.000000 | 15,629 | 03 Feb 2026 | Direct | |
| transaction | CBSH | Common Stock | Sale | $56,794 | -1,044 | -6.7% | $54.40 | 14,585 | 04 Feb 2026 | Direct |