| Relationships | Role | Relationship Start | Relationship End |
| International Bancshares, Inc. | Parent | 7/17/1975 | 11/30/1993 |
| Mid-America Bancorp, Inc. | Parent | 12/31/1970 | 3/1/1974 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| First Bank Of Missouri | Buyer | 473,175 | Discontinued | 12/1/1993 |