Columbia Banking System, INC Form 4 insider transactions

Director Anddria Varnado of Columbia Banking System, Inc. reports acquisition of company stock.

Director Terry Hilliard C. III of Columbia Banking System, Inc. reports acquisition of 4,183 shares of common stock on May 10, 2024.

Elizabeth Whitehead Seaton, a director of Columbia Banking System, acquired 4,183 shares of common stock on May 10, 2024.

John F. Schultz, a director of Columbia Banking System, acquired 4,183 shares of common stock on May 10, 2024.

Director Maria M. Pope reported acquiring 4,183 shares of Columbia Banking System, Inc. common stock on May 10, 2024.

Director S Mae Fujita Numata acquired 4,183 shares of Columbia Banking System, Inc. on May 10, 2024.

Luis Machuca, a director at Columbia Banking System, reports changes in beneficial ownership of common stock, including adjustments related to deferred compensation plan obligations.

Director Randal Lee Lund reports acquiring 4,183 shares of Columbia Banking System, Inc. common stock and changes in beneficial ownership.

Director Peggy Fowler reports acquiring and disposing of Columbia Banking System (COLB) common stock on May 10, 2024.

Director Forrest Eric acquired 4,183 shares of Columbia Banking System, Inc. on May 10, 2024.

Mark A. Finkelstein, a director of Columbia Banking System, acquired 4,183 shares of common stock on May 10, 2024.

Director Craig D. Eerkes of Columbia Banking System, Inc. reports acquiring 4,183 shares of common stock on May 10, 2024.

Cort L. O'Haver, Executive Chairman of Columbia Banking System, reports changes in beneficial ownership of common stock due to tax withholding and an exempt transfer related to a divorce settlement.

Frank Namdar, Chief Credit Officer of Columbia Banking System, reports a transaction involving deferred compensation phantom stock related to an administrative fee assessment.

Cort L. O'Haver, Executive Chairman of Columbia Banking System, reported disposing of common stock to cover tax obligations.

Frank Namdar, Chief Credit Officer of Columbia Banking System, reports disposing of shares to cover tax obligations and acquiring phantom stock under a deferred compensation plan.

Torran B. Nixon, a Senior Executive VP at Columbia Banking System, reported disposing of shares to cover tax obligations.

Andrew Ognall, IMO General Counsel of Columbia Banking System, reports the disposal of common stock to cover tax obligations.

Ron Farnsworth, CFO of Columbia Banking System, reports changes in his beneficial ownership of company stock due to tax withholding related to vesting of restricted stock.

Sheri Burns, Chief Human Resources Officer of Columbia Banking System, reported the disposal of common stock to cover tax obligations.

Drew K. Anderson, Chief Administrative Officer of Columbia Banking System, disposed of 298 shares of common stock on March 8, 2024, to cover tax obligations.

Lisa M. White, PAO & Corporate Controller of Columbia Banking System, disposed of shares to satisfy tax withholding obligations.

David Devine Moore, Chief Marketing Officer of Columbia Banking System, Inc., reports acquisition of common stock and performance-based restricted stock units.

Frank Namdar, Chief Credit Officer of Columbia Banking System, reports acquisition of common stock and performance-based restricted stock units.

Aaron James Deer, Chief Strategy/Innovation Officer of Columbia Banking System, acquired shares and performance-based stock units on March 1, 2024.

Andrew H. Ognall, IMO General Counsel of Columbia Banking System, acquired shares and performance-based restricted stock units on March 1, 2024.

Sheri Burns, Chief Human Resources Officer at Columbia Banking System, acquired common stock and performance-based restricted stock units on March 1, 2024.

Kumi Yamamoto Baruffi, General Counsel and Corporate Secretary of Columbia Banking System, reports the acquisition of restricted stock units and performance restricted stock units.

Drew K. Anderson, Chief Administrative Officer of Columbia Banking System, Inc., was granted common stock and performance-based restricted stock units on March 1, 2024.

Lisa Dow, Chief Risk Officer of Columbia Banking System, acquired shares and performance-based restricted stock units on March 1, 2024.