| Relationships | Role | Relationship Start | Relationship End |
| Gnb Bank | Parent | 6/30/2007 | 12/31/2014 |
| Gnb Bank | Parent | 5/31/2002 | 6/29/2007 |
| Ackley State Bank | Parent | 1/1/1999 | 5/30/2002 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Gnb Bank | Buyer | 524,679 | Pooling of Interests | Discontinued | 1/1/2015 |