LAKE OSWEGO, Ore., June 13, 2024 /PRNewswire/ -- Umpqua Bank, a subsidiary of Columbia Banking System, Inc. (Nasdaq: COLB), today released the findings of its annual Business Barometer, an in-depth study into the mood, mindset and strategic priorities of small and middle market businesses across the U.S. For the first time in its six-year history, the study shows a widening gap between the outlook and plans of middle market companies and small businesses. Middle market optimism and key growth indicators hav ...