FS Bancorp, Inc. is the holding company for 1st Security Bank of Washington (the Bank). The Bank provides loan and deposit services to customers who are predominantly small- and middle-market businesses and individuals in Washington and Oregon. The Bank has two segments: commercial and consumer banking and home lending. The commercial and consumer banking segment provides diversified financial products and services to its commercial and consumer customers through the Bank branches, online banking platforms, mobile banking apps, and telephone banking. These products and services include deposit products, residential, consumer, business and commercial real estate lending portfolios, and cash management services. The home lending segment originates one-to-four-family residential mortgage loans primarily for sale in the secondary markets, as well as loans held for investment. A majority of these mortgage loans are sold to or securitized by FNMA, FHLMC, GNMA or the FHLB of Des Moines.