| Relationships | Role | Relationship Start | Relationship End |
| M&I Bank South Central | Parent | 12/31/1976 | 1/1/1984 |
| M&I Llc | Parent | 11/1/1972 | 12/30/1976 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| M&I Bank South Central | Buyer | 278,616 | Discontinued | 1/2/1984 |