COLUMBIA BANKING SYSTEM, INC. — Director's Dealing 2020

May 13, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COLUMBIA BANKING SYSTEM, INC. (COLB)
CIK: 0000887343
Period of Report: 2020-05-11

Reporting Person: HULBERT TOM (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-05-11	Common	P	825	$23.08	Acquired	50433	Direct
2020-05-11	Common	P	175	$23.09	Acquired	50608	Direct