Columbia Banking System, Inc.

Columbia Banking System, Inc. is a regional bank holding company, most well known as the parent of Columbia State Bank, and operates a comprehensive suite of banking services across Washington, Oregon, Idaho, and California. The company primarily serves small and medium-sized businesses, professionals, and individuals, offering personal and business banking products such as checking and savings accounts, loans, treasury management, and wealth management solutions. Columbia Banking System, Inc. provides not only core deposit and lending services but also specialized offerings, including private banking, trust services, and international banking support, through its Columbia Trust Company. With a history of consistent dividend payments and a current yield above 5%, it plays a significant role in the U.S. regional banking sector. Its expansion—most notably through its recent acquisition of Pacific Premier Bancorp—further cements its position as a key financial services provider in the Pacific Northwest and beyond, reflecting ongoing commitment to growth, operational scale, and customer reach within its regions.