| Relationships | Role | Relationship Start | Relationship End |
| Keycorp | Parent | 5/14/1970 | 4/20/1986 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Society Bank, National Association | Buyer | 2,843,464 | Discontinued | 4/21/1986 | |
| The Waynesville National Bank | Seller | 39,838 | Discontinued | 11/1/1984 | |
| The Springfield Bank | Seller | 159,571 | Discontinued | 12/14/1980 |