| Relationships | Role | Relationship Start | Relationship End |
| Southwest Bancorp, Inc. | Parent | 10/10/2015 | 2/8/2016 |
| First Commercial Bancshares, Inc. | Parent | 6/30/2007 | 10/9/2015 |
| First Commercial Bancshares, Inc. | Parent | 9/4/2003 | 6/29/2007 |
| Relationships | Role | Relationship Start | Relationship End |
| Southwest Bancorp, Inc. | Parent | 10/10/2015 | 2/8/2016 |
| First Commercial Bancshares, Inc. | Parent | 6/30/2007 | 10/9/2015 |
| First Commercial Bancshares, Inc. | Parent | 9/4/2003 | 6/29/2007 |