| Relationships | Role | Relationship Start | Relationship End |
| Ubt Bancorp, Inc. | Parent | 12/28/1979 | 7/21/1988 |
| Liberty Bank And Trust Company Of Tulsa, National Association | Parent | 3/24/1976 | 10/20/1977 |
| Security Bankshares, Inc. | Subsidary | 12/11/1986 | 7/21/1988 |
| Uvest,Inc. | Subsidary | 7/23/1986 | 7/21/1988 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Weststar Bank | Buyer | 467,206 | Failure | 7/22/1988 | |
| The Dewey Bank | Seller | 46,298 | Discontinued | 3/1/1984 |