| Relationships | Role | Relationship Start | Relationship End |
| Independent Bankshares, Inc. | Parent | 1/1/1981 | 2/17/1989 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Nationsbank Of Texas, National Association | Buyer | 62,921,254 | Failure | 2/18/1989 |