| Relationships | Role | Relationship Start | Relationship End |
| First American Bank | Parent | 6/30/2007 | 5/30/2012 |
| First American Bank | Parent | 7/27/1999 | 6/29/2007 |
| Dewey County State Bank | Parent | 12/3/1983 | 7/26/1999 |
| Relationships | Role | Relationship Start | Relationship End |
| First American Bank | Parent | 6/30/2007 | 5/30/2012 |
| First American Bank | Parent | 7/27/1999 | 6/29/2007 |
| Dewey County State Bank | Parent | 12/3/1983 | 7/26/1999 |