| Relationships | Role | Relationship Start | Relationship End |
| Nbd Illinois, Inc. | Parent | 3/1/1987 | 11/30/1992 |
| Usameribancs, Inc. | Parent | 7/1/1985 | 2/28/1987 |
| Retirement Research Foundation | Parent | 10/27/1978 | 6/30/1982 |
| Bankers Life And Casualty Company | Parent | 12/31/1970 | 6/30/1972 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Nbd Bank | Buyer | 5,317,977 | Discontinued | 12/1/1992 |