| Relationships | Role | Relationship Start | Relationship End |
| The First National Bank And Trust Company Of Stillwater | Parent | 10/14/1975 | 8/30/1983 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| The First National Bank And Trust Company Of Stillwater | Buyer | 109,906 | Discontinued | 8/31/1983 |