Who owns Bok bank?

Astra Bank 22 Auburn State Bank 19 Battle Bank, National Association 9 CENTRAL Bank IL 11 Chino Commercial Bank, National Association 12 City National Bank of Taylor 3 Cornerstone Bank 5 EXCHANGE Bank 16 Fairmount State Bank 3 Farmers State Bank of Waupaca 3 FIRST National Association Community Bank 1 First National Bank in Ord 4 First National Bank of Nevada 1 First Security Bank 4 Great Nations Bank 1 Mid-Central National Bank 3 ONE Community Bank 2 Sherburne State Bank 10 STEARNS Bank National Association 15 Wilmington Savings Bank 4