| Relationships | Role | Relationship Start | Relationship End |
| International Bancshares Corporation | Parent | 12/31/1985 | 4/30/1989 |
| Intercontinental Bank Shares Corporation | Parent | 8/31/1984 | 12/30/1985 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| International Bank Of Commerce | Buyer | 9,855,915 | Discontinued | 5/1/1989 |