| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| KENNEY BRIAN A | Director | 9700 W. HIGGINS ROAD, STE 800, ROSEMONT | /s/Kathleen M. Boege, Attorney-in-fact | 30 Sep 2025 | 0001020076 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WTFC | Common Stock | Award | $51,700 | +417 | +3.7% | $123.98 | 11,631 | 30 Sep 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares earned for the third quarter of 2025 for services as a Director of the Company in accordance with the Director's Deferred Fee and Stock Plan approved by the Shareholders. |