Columbia Banking System to Acquire Pacific Premier Bancorp, Expanding the Premier Business Bank in the West

Natural Combination of the Western Region's Leading Business Banks Builds Market Presence and Drives Financial PerformanceTACOMA, Wash. and IRVINE, Calif., April 23, 2025 /PRNewswire/ -- Columbia Banking System, Inc. ("Columbia") (Nasdaq: COLB), the parent company of Umpqua Bank, and Pacific Premier Bancorp, Inc. ("Pacific Premier") (Nasdaq: PPBI), the parent company of Pacific Premier Bank, National Association, jointly announced today that they have entered into a definitive merger agreement, pursuant to ...