KBRA Releases Surveillance Report for Columbia Banking System, Inc.

On February 28, 2025, KBRA affirmed the senior unsecured debt rating of A-, the subordinated debt rating of BBB+, and the short-term debt rating of K2 for Tacoma, Washington-based Columbia Banking System, Inc. (NASDAQ: COLB). Additionally, KBRA affirmed the deposit and senior unsecured debt ratings of A, the subordinated debt rating of A-, and the short-term deposit and debt ratings of K1 for Umpqua Bank. The Outlook for all long-term ratings is Stable.

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