$HAREHOLDER ALERT: The M&A Class Action Firm Investigates the Merger of Columbia Banking System, Inc. - COLB

Group 1 - Monteverde & Associates PC is investigating Columbia Banking System, Inc. in relation to its proposed merger with Pacific Premier Bancorp, Inc. [1] - Under the merger agreement, Pacific Premier stockholders will receive 0.9150 shares of Columbia common stock for each share of Pacific Premier they own [1] - Monteverde & Associates PC has a successful track record in recovering millions for shareholders and is recognized as a Top 50 Firm in the 2024 ISS Securities Class Action Services Report [1][2] Group 2 - The firm operates from the Empire State Building in New York City and is a national class action securities firm [2] - Monteverde & Associates PC emphasizes that no company, director, or officer is above the law, and encourages shareholders with concerns to reach out for additional information [3] - The firm has a history of litigating and recovering money for shareholders, including cases that have reached the U.S. Supreme Court [2][4]