| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| LENTINO JAMES V | SVP and Chief Risk Officer | 9700 WEST HIGGINS ROAD, 8TH FLOOR, ROSEMENT | /s/Kathleen M. Boege, Attorney-in-fact | 21 Nov 2025 | 0001696846 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WTFC | Common Stock | Gift | $0 | -717 | -100% | $0.000000 | 1 | 04 Nov 2025 | by ESPP | |
| holding | WTFC | Common Stock | 718 | 04 Nov 2025 | by ESPP | F1 |
| Id | Content |
|---|---|
| F1 | Includes shares purchased by reporting person in the Company's Employee Stock Purchase Plan. |