| Relationships | Role | Relationship Start | Relationship End |
| Old Kent-Illinois, Inc. | Parent | 1/1/1989 | 12/29/1989 |
| Illinois Regional Bancorp, Inc. | Parent | 10/1/1987 | 12/31/1988 |
| Plum Grove Bancorporation, Inc. | Parent | 6/30/1984 | 9/30/1987 |
| Plum Grove Bancorporation, Inc. | Parent | 6/30/1983 | 6/29/1984 |
| Plum Grove Bancorporation, Inc. | Parent | 6/1/1982 | 6/29/1983 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Old Kent Bank, National Association | Buyer | 747,765 | Discontinued | 12/30/1989 |