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

Nov 29, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COLUMBIA BANKING SYSTEM, INC. (COLB)
CIK: 0000887343
Period of Report: 2021-11-26

Reporting Person: HULBERT TOM (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-11-26	Common	P	62	$32.13	Acquired	58979	Direct
2021-11-26	Common	P	100	$32.14	Acquired	59079	Direct
2021-11-26	Common	P	472	$32.15	Acquired	59551	Direct
2021-11-26	Common	P	589	$32.16	Acquired	60140	Direct
2021-11-26	Common	P	100	$32.17	Acquired	60240	Direct
2021-11-26	Common	P	1153	$32.18	Acquired	61393	Direct
2021-11-26	Common	P	133	$32.19	Acquired	61526	Direct
2021-11-26	Common	P	2366	$32.20	Acquired	63892	Direct
2021-11-26	Common	P	796	$32.21	Acquired	64688	Direct
2021-11-26	Common	P	696	$32.22	Acquired	65384	Direct
2021-11-26	Common	P	1206	$32.23	Acquired	66590	Direct
2021-11-26	Common	P	3400	$32.24	Acquired	69990	Direct