First Midwest Bancorp, Inc. is a bank holding company. The Company's principal subsidiary, First Midwest Bank (the Bank), is an Illinois state-chartered bank and provides a range of banking, treasury and wealth management products and services, to commercial and industrial, commercial real estate, municipal and consumer customers. As of December 31, 2016, the Bank operated primarily throughout the Chicago metropolitan area, as well as northwest Indiana, central and western Illinois, and eastern Iowa through 117 banking locations. The Bank offers capital market products to commercial customers as risk management solutions, which include derivatives and interest rate risk products. The Bank provides an array of financing products to developers, investors and other real estate professionals, which include funding for the construction, purchase, refinance or improvement of commercial real estate properties. The Company's loan portfolio consists of both corporate and consumer loans.