| Relationships | Role | Relationship Start | Relationship End |
| First Chicago Nbd Corporation | Parent | 12/31/1981 | 8/31/1990 |
| First Chicago Nbd Corporation | Parent | 12/31/1979 | 12/30/1981 |
| First Chicago Nbd Corporation | Parent | 11/1/1978 | 12/30/1979 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bank One, Michigan | Buyer | 20,267,024 | Discontinued | 9/1/1990 | |
| The State Bank Of Vassar | Seller | 11,107 | Discontinued | 5/12/1974 | |
| Hemlock State Bank | Seller | Discontinued | 1/22/1973 |