| Relationships | Role | Relationship Start | Relationship End |
| Wells Fargo & Company | Parent | 4/1/1996 | 5/31/1996 |
| First Interstate Bancorp | Parent | 12/31/1980 | 3/31/1996 |
| First Interstate Bancorp | Parent | 3/31/1978 | 12/30/1980 |
| First Interstate Bancorp | Parent | 3/31/1965 | 3/30/1978 |
| First Interstate Bancorp | Parent | 7/1/1958 | 3/30/1965 |
| First Interstate Treasury Services, Ltd. | Subsidary | 12/31/1982 | 9/29/1985 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Wells Fargo Bank, National Association | Buyer | 1,740,819,000 | Pooling of Interests | Discontinued | 6/1/1996 |
| Cassia National Bank | Seller | Discontinued | 1/2/1973 | ||
| Coeur D'alene Branch | Seller | Discontinued | 5/1/1963 | ||
| Bonners Ferry Branch | Seller | Discontinued | 3/1/1962 |