| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BARTH KEVIN G | Executive Vice President | 1000 WALNUT ST., 7TH FLOOR, KANSAS CITY | By Paul A. Steiner For: Kevin G Barth | 01 Oct 2025 | 0001188575 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBSH | Common Stock | Award | $6,305 | +106 | +0.47% | $59.48 | 22,746 | 23 Sep 2025 | Exec Comp Plan | |
| holding | CBSH | Common Stock | 47,223 | 23 Sep 2025 | 401(k) | ||||||
| holding | CBSH | Common Stock | 14,774 | 23 Sep 2025 | By Spouse | ||||||
| holding | CBSH | Common Stock | 50,099 | 23 Sep 2025 | Direct |