Item 2.02 Results of Operations and Financial Condition.
On July 23, 2026, Columbia Banking System, Inc. issued a press release announcing second quarter 2026 financial results. The release is attached hereto as Exhibit 99.1. Columbia Banking System, Inc. will include final financial statements and additional analyses for the quarter ended June 30, 2026 as part of its quarterly report on Form 10-Q covering that period. The information contained in this paragraph, as well as Exhibit 99.1 referenced herein, shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended (the “Securities Act”).
Item 7.01 Regulation FD Disclosure.
On July 23, 2026, Columbia Banking System, Inc. issued an investor slide presentation that it intends to review in conjunction with its earnings release conference call on July 23, 2026. The slides attached hereto as Exhibit 99.2 to this report and shall not be deemed to be "filed" for the purposes of Section 18 of the Exchange Act, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.
Item 9.01 Financial Statements and Exhibits. (d) EXHIBITS | | 99.1 Press Release announcing second quarter 2026 financial results dated July 23, 2026 | | | 99.2 Second Quarter 2026 Investor Presentation | | | 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) |