| Relationships | Role | Relationship Start | Relationship End |
| Mercantile Bancorporation Inc. Of Iowa | Parent | 1/2/1996 | 8/16/1996 |
| Hawkeye Bancorporation | Parent | 8/9/1982 | 1/1/1996 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Mercantile Bank Of Eastern Iowa | Buyer | 1,498,426 | Pooling of Interests | Discontinued | 8/17/1996 |
| Mt. Pleasant Bank And Trust Company | Seller | 29,367 | Failure | 8/9/1982 |