| Relationships | Role | Relationship Start | Relationship End |
| Bank One Corporation | Parent | 6/1/1983 | 12/31/1983 |
| Winters National Corporation | Parent | 9/30/1975 | 5/31/1983 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bank One, Cleveland, National Association | Buyer | 2,541,138 | Discontinued | 1/1/1984 | |
| The Continental Bank | Seller | 89,431 | Discontinued | 4/1/1976 |