| Relationships | Role | Relationship Start | Relationship End |
| Wells Fargo & Company | Parent | 12/31/1982 | 3/31/1989 |
| Wells Fargo & Company | Parent | 12/31/1981 | 12/30/1982 |
| Wells Fargo & Company | Parent | 12/31/1980 | 12/30/1981 |
| Wells Fargo & Company | Parent | 12/31/1978 | 12/30/1980 |
| Wells Fargo & Company | Parent | 12/31/1976 | 12/30/1978 |
| Wells Fargo & Company | Parent | 9/1/1973 | 12/30/1976 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Keokuk Savings Bank And Trust Company | Buyer | 123,518 | Discontinued | 4/1/1989 |