| Relationships | Role | Relationship Start | Relationship End |
| U.S. Bancorp | Parent | 11/1/1995 | 11/19/1995 |
| Southwest Holdings, Inc. | Parent | 4/30/1990 | 10/31/1995 |
| Southwest Ban Corporation | Parent | 12/31/1970 | 4/29/1990 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| First Bank National Association | Buyer | 845,892 | Pooling of Interests | Discontinued | 11/20/1995 |