COLUMBIA BANKING SYSTEM, INC. — Director's Dealing 2021

Mar 30, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COLUMBIA BANKING SYSTEM, INC. (COLB)
CIK: 0000887343
Period of Report: 2021-03-26

Reporting Person: BARUFFI KUMI YAMAMOTO (EVP and General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-03-26	Common	F	126	$45.11	Disposed	20848	Direct