Columbia Banking System, Inc. appointed Simone Lagomarsino to its Board of Directors, effective September 1, 2026, subject to regulatory approval by the Oregon Department of Consumer and Financial Services Division of Financial Regulation for her subsidiary board seat. Ms. Lagomarsino will serve on the Audit Committee and Enterprise Risk Management Committee. She brings extensive banking experience, having previously served as President and CEO of Luther Burbank Corporation and most recently as President and Chief Risk Officer of First Foundation Inc. until its sale in April 2026. Her compensation includes a prorated annual cash retainer of $95,000 and an equity retainer valued at $115,000 for partial-year service. Columbia Banking System operates as the parent company of Columbia Bank, a regional banking institution headquartered in Tacoma, Washington.

Columbia Banking System, Inc. reported second quarter 2026 net income of $208 million, or $0.73 per diluted share, compared to $192 million in the first quarter of 2026. Net interest income was $589 million, a slight decrease from $594 million in Q1 2026, impacted by $4 million in interest income reversals. Non-interest expense fell to $375 million from $394 million in the prior quarter due to lower merger expenses and cost savings from the Pacific Premier acquisition. The company repurchased 6.6 million common shares, representing 2.3% of outstanding shares, during the quarter. Total assets were $65.4 billion as of June 30, 2026. Columbia Banking System, Inc. is a financial services company providing retail and commercial banking services.