| Relationships | Role | Relationship Start | Relationship End |
| Firstar Holdings Corporation | Parent | 1/24/1998 | 4/29/1998 |
| Firstar Corporation Of Iowa | Parent | 10/8/1987 | 1/23/1998 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Firstar Bank Iowa, National Association | Buyer | 2,875,965 | Acquisition | Discontinued | 4/30/1998 |
| Bi Mortgage Company Inc | Seller | Discontinued | 8/31/1993 |