Relationships	Role	Relationship Start	Relationship End
First Interstate Bancsystem, Inc.	Parent	10/1/1996	6/6/1997
Wells Fargo & Company	Parent	4/1/1996	9/30/1996
First Interstate Bancorp	Parent	12/31/1980	3/31/1996
First Interstate Bancorp	Parent	3/31/1978	12/30/1980
First Interstate Bancorp	Parent	7/1/1958	3/30/1978
First Interstate Treasury Services, Ltd.	Subsidary	12/31/1982	9/29/1985

Acquisitions & Mergers	Role	Assets	Acct Method	Type	Transaction Date
First Interstate Bank	Buyer	1,278,773	Pooling of Interests	Discontinued	6/7/1997
First Interstate Bank Of Laramie, National Association	Seller	102,384		Discontinued	7/1/1991
First Interstate Bank Of Riverton, National Association	Seller	92,397		Discontinued	7/1/1991