COLUMBIA BANKING SYSTEM, INC. (NASDAQ:COLB) Files An 8-K Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

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COLUMBIA BANKING SYSTEM, INC. (NASDAQ:COLB) Files An 8-K Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

Item5.02.

Departure of Directors or Certain Officers; Election
of Directors; Appointment of Certain Officers; Compensatory
Arrangements of Certain Officers.

Following the unexpected death of President and Chief Executive
Officer, Melanie J. Dressel, the Companys Board of Directors, on
February 22, 2017, appointed Hadley S. Robbins to serve as the
Companys Interim Chief Executive Officer. Mr. Robbins will also
serve as Interim Chief Executive Officer of the Companys wholly
owned subsidiary, Columbia State Bank.

Mr.Robbins, age 60, was appointed Executive Vice President and
Chief Operating Officer of the Company in March 2014. He joined
the Company as Senior Vice President and Oregon Group Manager in
April 2013, when the Company acquired West Coast Bancorp, where
Mr.Robbins had served as Executive Vice President and Chief
Credit Officer since 2007. Mr.Robbins has over 35 years of
industry experience and has held executive or senior management
positions with Wells Fargo Bank and community banks in the
Pacific Northwest.

There are no family relationships between Mr.Robbins and any
director or executive officer of the Company (or person nominated
or chosen to become a director or executive officer of the
Company), and Mr.Robbins has no direct or indirect material
interest in any transaction required to be disclosed to
Item404(a) of Regulation S-K.

A copy of the press release announcing the appointment of
Mr.Robbins is attached hereto as Exhibit 99.1 and is incorporated
herein by reference.

Item9.01. Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.

Description

99.1 Press Release dated February 22, 2017 announcing the
appointment of Hadley Robbins as Interim CEO


About COLUMBIA BANKING SYSTEM, INC. (NASDAQ:COLB)

Columbia Banking System, Inc. is a bank holding company of Columbia State Bank (the Bank) and West Coast Trust Company, Inc. The Company provides a range of banking services to small and medium-sized businesses, professionals and individuals throughout Washington, Oregon and Idaho. The Bank provides a range of financial services through approximately 150 branch locations in Washington, Oregon and Idaho. The Company’s products and services include personal banking, business banking and wealth management. It offers its personal banking customers a range of account products, including noninterest and interest-bearing checking, savings, money market and certificate of deposit accounts. The Company offers its business banking customers with a range of checking, savings, interest bearing money market and certificate of deposit accounts. It provides individual and business retirement solutions, insurance solutions, wealth management and financial planning.

COLUMBIA BANKING SYSTEM, INC. (NASDAQ:COLB) Recent Trading Information

COLUMBIA BANKING SYSTEM, INC. (NASDAQ:COLB) closed its last trading session up +0.09 at 41.25 with 242,214 shares trading hands.