| Relationships | Role | Relationship Start | Relationship End |
| M&I South Shore Bank | Parent | 7/1/1991 | 9/30/1995 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bmo Harris Investment Company Llc | Buyer | Discontinued | 10/1/1995 | ||
| M&I Cudahy Investment Corporation | Seller | Discontinued | 4/1/1993 |