Vio Bank is the online bank division of one of the largest privately owned banks in the United States and Member FDIC. Vio Ba ... nk is supported by a strong heritage and capital foundation as being a division of a $16 billion asset financial institution with excellent ratings from bank-rating firms. Built on service and stability, so that you can Save Smart and Earn More. Learn more about Vio Bank and FDIC insurance coverage at fdic.gov/bankfind. Copyright © 2018 Vio Bank. All rights reserved. Vio Bank, a division of MidFirst bank. Member FDIC. read more