COLUMBIA BANKING SYSTEM, INC. — Director's Dealing 2016

Apr 6, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COLUMBIA BANKING SYSTEM INC (COLB)
CIK: 0000887343
Period of Report: 2016-04-01

Reporting Person: Robbins Hadley S (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-04-04	Common Stock	F	239	$30.19	Disposed	12001	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option	$54.70	2018-04-20	Common Stock (1165)	0	Direct
Stock Option	$136.93	2017-03-27	Common Stock (1958)	0	Direct