| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Handy John K | Executive Vice President | 8000 FORSYTH BLVD, ST. LOUIS | /s/ By: Paul A. Steiner For: John K. Handy | 04 Feb 2026 | 0001729970 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBSH | Common Stock | Tax liability | $125,037 | -2,349 | -5.5% | $53.23 | 40,338 | 02 Feb 2026 | Direct | F1 |
| holding | CBSH | Common Stock | 4,615 | 02 Feb 2026 | By Daughter | ||||||
| holding | CBSH | Common Stock | 10,154 | 02 Feb 2026 | By Spouse |
| Id | Content |
|---|---|
| F1 | All stock holding balances adjusted to include a 5% stock dividend. Record date of 12/2/2025, payable 12/16/2025. |