| Relationships | Role | Relationship Start | Relationship End |
| Ameribanc, Inc. | Parent | 9/30/1988 | 11/30/1989 |
| Financial Bancshares, Inc. | Parent | 2/6/1984 | 9/29/1988 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| American Bank Of St. Louis | Buyer | 144,834 | Discontinued | 12/1/1989 |