| Relationships | Role | Relationship Start | Relationship End |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| First Citizens Bank And Trust Company, Inc. | Buyer | 8,346,821 | Discontinued | 4/15/1970 | |
| Bank Of Great Falls | Seller | Discontinued | 12/19/1969 | ||
| Lake Banking Company | Seller | Discontinued | 12/17/1969 | ||
| Peoples Bank | Seller | Discontinued | 12/15/1969 | ||
| Bank Of Nichols | Seller | Discontinued | 7/1/1969 | ||
| First National Bank | Seller | Discontinued | 7/1/1968 | ||
| Clio Depository | Seller | Discontinued | 2/1/1967 |