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COLUMBIA BANKING SYSTEM INC

For the period ended Mar 31, 2025. Filed May 6, 2025.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2025 · Filed May 6, 2025

COLB$30.85-0.5%Stored close · as of Nov 10, 2026

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Unregistered Sales of Equity Securities and Use of Proceeds

Item 2. Unregistered Sales of Equity Securities and Use of Proceeds

(a)Not applicable

(b)Not applicable

(c)The following table provides information about repurchases of Columbia common stock by the Company during the quarter ended March 31, 2025:

PeriodTotal number of Common Shares Purchased (1)Average Price Paid per Common ShareTotal Number of Shares Purchased as Part of Publicly Announced Plan (2)Maximum Number of Shares that May be Purchased at Period End under the Plan (2)
01/01/25 - 01/31/2524,206$27.01——
02/01/25 - 02/28/2585,713$27.41——
03/01/25 - 03/31/25139,937$26.71——
Total for quarter249,856$26.98—

(1)Common shares repurchased by the Company during the quarter consist of cancellation of 249,856 shares to be issued upon vesting of restricted stock units and awards to pay withholding taxes.

(2)The Company does not currently have a share repurchase authorization from its Board of Directors.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.