| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Orf David L | Exec. Vice President & CCO | 1000 WALNUT ST., KANSAS CITY | /s/ Paul A. Steiner for David L. Orf | 05 Feb 2026 | 0001838452 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBSH | Common Stock | Award | $0 | +2,643 | +12% | $0.000000 | 24,962 | 03 Feb 2026 | Direct | |
| holding | CBSH | Common Stock | 24,001 | 03 Feb 2026 | 401(K) |