BY

Byline Bancorp, Inc. (NASDAQ:BY) is a Chicago-based regional bank holding company that operates through its subsidiary Byline Bank. Founded in 1914 and originally known as Metropolitan Bank Group, the company went public in 2017 and changed its name to Byline Bancorp in 2015. The bank has grown significantly through both organic expansion and strategic acquisitions, including the 2023 merger with Inland Bancorp and the 2025 acquisition of First Security Bancorp. Today, Byline operates 43 branch locations primarily in the Chicago metropolitan area plus one branch in Wisconsin, positioning itself as a premier commercial bank serving the greater Chicago market.