| Relationships | Role | Relationship Start | Relationship End |
| National City Corporation | Parent | 10/21/1975 | 10/31/1997 |
| Ashland Investment Company | Parent | 12/31/1970 | 10/20/1975 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| National City Bank | Buyer | 131,594,152 | Pooling of Interests | Discontinued | 11/1/1997 |
| The Polk State Bank | Seller | 5,236 | Discontinued | 5/30/1980 |