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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001186640-13-000006
Filing Date
2013-04-08
Accepted
2013-04-08 15:15:45
Documents
2
Period of Report
2013-04-01

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgar.html 3  
1 PRIMARY DOCUMENT edgar.xml 3 2218
2 poaddietzler.htm EX-24 127
  Complete submission text file 0001186640-13-000006.txt   3628
Mailing Address 1301 A STREET TACOMA WA 98402
Business Address 1301 A STREET TACOMA WA 98402 2533051900
COLUMBIA BANKING SYSTEM INC (Issuer) CIK: 0000887343 (see all company filings)

IRS No.: 911422237 | State of Incorp.: WA | Fiscal Year End: 1231
SIC: 6022 State Commercial Banks

Mailing Address 121 SW SALMON STREET PORTLAND OR 97204
Business Address
Dietzler David A (Reporting) CIK: 0001351734 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-20288 | Film No.: 13748308