Company Story
1934 - MidWestOne Bank was founded as Iowa State Bank in Iowa City, Iowa.
1969 - The bank changed its name to First National Bank of Iowa City.
1983 - The bank holding company, First Iowa Corporation, was formed.
1993 - First Iowa Corporation acquired First National Bank of Muscatine.
1997 - The company changed its name to MidwestOne Financial Group, Inc.
2005 - MidWestOne acquired Iowa-based banks, including First National Bank of Fairfield.
2015 - MidWestOne acquired Central State Bank in Iowa.
2016 - MidWestOne acquired ATBancorp, the holding company for ATBancorp Bank.
2019 - MidWestOne acquired Iowa-based First Midwest Bank.
2020 - MidWestOne merged with Minnesota-based Affinity Bancshares, Inc.