 NEW YORK, May 19, 2021 PRNewswire -- Rowley Law PLLC is investigating potential securities law violations by Altabancorp NASDAQ: ALTA and its board of directors concerning the proposed acquisition of the company by Glacier Bancorp, Inc. NASDAQ: GBCI. Stockholders will receive 0.7971 shares of Glacier Bancorp common stock for each share of Altabancorp stock that they hold. 