Who is the parent company of First Interstate Bank?

Antwerp Exchange Bank Company 17 Arcadian Bank 6 BAKER BOYER National Association National Bank 10 Bank of the Southwest 2 BANKNORTH 7 CHOICEONE Bank 12 City National Bank of Metropolis 3 Community Bank Mankato 3 Fairmount State Bank 3 FALCON National Association National Bank 4 FARMERS National Association National Bank OF DANVILLE 4 First National Bank USA 1 First National Bank, Pasco 4 First Northern Bank & Trust 8 Florida Capital Bank, National Association 1 Garfield County Bank 14 Pacific West Bank 8 Peoples Savings & Loan Company 10 PONCE Bank National Association 3 Texas State Bank 3