Columbia Banking System, INC Form 4 insider transactions

Lisa M. White, PAO & Corporate Controller of Columbia Banking System, reports the acquisition and disposal of common stock on March 1, 2024.

Cort L. O'Haver, Executive Chairman of Columbia Banking System, Inc., reports acquisition of restricted stock units and common stock.

Torran B. Nixon, a Senior Executive VP at Columbia Banking System, acquired restricted stock units and performance restricted stock units on March 1, 2024, according to a Form 4 filing.

Christopher Merrywell, a Senior Executive VP at Columbia Banking System, acquired restricted stock units and performance restricted stock units on March 1, 2024.

Ron Farnsworth, CFO of Columbia Banking System, reports the acquisition of restricted stock units and performance restricted stock units on March 1, 2024.

Clint Stein, CEO of Columbia Banking System, acquired restricted stock units and performance restricted stock units on March 1, 2024, according to a Form 4 filing.

Cort L. O'Haver, Executive Chairman of Columbia Banking System, disposed of 9,465 shares of common stock on February 28, 2024, to cover tax obligations.

Ron Farnsworth, CFO of Columbia Banking System, disposed of 2,930 shares of common stock on February 28, 2024, to cover tax obligations.

Frank Namdar, Chief Credit Officer of Columbia Banking System, sold 992 shares of common stock on February 28, 2024, to cover tax obligations.

Torran B Nixon, a Senior Executive VP at Columbia Banking System, disposed of 4,086 shares of common stock on February 28, 2024.

Sheri Burns, Chief Human Resources Officer at Columbia Banking System, disposed of 1,678 shares of common stock on February 28, 2024.

Drew K. Anderson, Chief Administrative Officer of Columbia Banking System, Inc., disposed of 1,264 shares of common stock on February 28, 2024, to cover tax obligations.

Andrew Ognall, IMO General Counsel of Columbia Banking System, reports the disposition of shares to cover tax obligations and holdings through a 401(k).

Lisa M White, PAO & Corporate Controller of Columbia Banking System, disposed of 632 shares of common stock on February 28, 2024, to cover tax obligations.