Columbia Banking System Inc

Columbia Banking System, Inc. (Nasdaq: COLB) is the parent company of Columbia Bank, a regional bank operating across nine western U.S. states including Arizona, California, Colorado, Idaho, Nevada, Oregon, Texas, Utah, and Washington. The company provides a full suite of financial services to consumers and businesses, including retail and commercial banking, SBA lending, institutional and corporate banking, equipment leasing through its FinPac subsidiary, investment and wealth management, healthcare banking, international banking, treasury management, and private banking through Columbia Wealth Management. Following its acquisition of Pacific Premier Bancorp in August 2025, Columbia operates with approximately $65 billion in total assets, $47 billion in loans and leases, and $52 billion in deposits across 350 branches, making it one of the larger community-oriented regional banks in the western United States. The company holds the 5th largest deposit market share in the Northwest (Washington, Oregon, Idaho) at nearly 10%, and is the 4th largest regional bank headquartered in its eight-state footprint. Columbia emphasizes a 'Business Bank of Choice' strategy built on relationship-driven banking, a granular low-cost core deposit base, and a diversified commercial lending portfolio spanning C&I, owner-occupied and non-owner occupied CRE, multifamily, and equipment finance. Updated Jul 23, 2026