| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| BRUNE CATHERINE S | Director | 1901 CHOUTEAU AVENUE, MC 1310, P.O. BOX 66149, ST. LOUIS | Jonathan T. Shade, Deputy Corp. Secy. of Ameren Corporation, attorney-in-fact for Catherine S. Brune | 06 Mar 2026 | 0001199579 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AEE | Common Stock, $.01 Par Value | Gift | -450 | -1.7% | $0.000000* | 26,628 | 05 Mar 2026 | Direct |