| Relationships | Role | Relationship Start | Relationship End |
| Mills County Bancorp | Parent | 12/31/1997 | 2/8/2008 |
| Mills County Bancorp | Parent | 12/31/1994 | 12/30/1997 |
| Mills County Bancorp | Parent | 9/18/1980 | 12/30/1994 |
| Hawkeye Bancorporation | Parent | 12/31/1974 | 1/5/1976 |
| Hawkeye Bancorporation | Parent | 12/31/1970 | 12/30/1974 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| First National Bank Of Omaha | Buyer | 18,592,296 | Acquisition | Discontinued | 2/9/2008 |