| Relationships | Role | Relationship Start | Relationship End |
| Bancoklahoma Corp. | Parent | 12/31/1984 | 9/30/1990 |
| Bancoklahoma Corp. | Parent | 12/30/1983 | 12/30/1984 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Rcb Bank | Buyer | 2,859,466 | Discontinued | 10/1/1990 |