| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Holmes Robert S | Executive Vice President | 8000 FORSYTH BLVD, CLAYTON | /s/ Paul A. Steiner for Robert S. Holmes | 04 Feb 2026 | 0001639156 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBSH | Common Stock | Tax liability | $121,843 | -2,289 | -3.8% | $53.23 | 57,355 | 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. |