Midwestone Financial Group Inc (IOWA)

MidWestOne Bank

Wellington Management Company, LLP

BlackRock Institutional Trust Company, N.A.

The Vanguard Group, Inc.

FJ Capital Management, LLC

Dimensional Fund Advisors, L.P.

Jennison Associates LLC

State Street Investment Management (US)

Geode Capital Management, L.L.C.

Maltese Capital Management, LLC