| Relationships | Role | Relationship Start | Relationship End |
| Bancfirst Corporation | Parent | 10/21/1988 | 3/31/1989 |
| Bancfirst Corporation | Parent | 6/28/1985 | 10/20/1988 |
| First Seminole Bancorporation, Inc. | Parent | 10/31/1983 | 6/27/1985 |
| First Seminole Insurance Agency,Inc. | Subsidary | 6/30/1985 | 3/31/1989 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bancfirst | Buyer | 6,769,841 | Discontinued | 4/1/1989 |