| Relationships | Role | Relationship Start | Relationship End |
| Ameribanc, Inc. | Parent | 11/5/1992 | 10/17/1996 |
| Mercantile Bancorporation Inc. | Parent | 4/30/1976 | 11/4/1992 |
| First American Bancshares, Inc. | Parent | 6/30/1964 | 4/1/1976 |
| American Insurors Company | Subsidary | 1/3/1989 | 9/1/1995 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Mercantile Bank Of Central Missouri | Buyer | 1,375,616 | Pooling of Interests | Discontinued | 10/18/1996 |