Company:  COLUMBIA BANKING SYSTEM I ... (COLB)
Form Type:  8-K/A
Filing Date:  8/31/2009 
CIK:  0000887343 
Address:  1102 BROADWAY PLAZA 
City, State, Zip:  TACOMA, Washington 98402 
Telephone:  (253) 305-1900 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$18.07  
Change: 
0.07 (0.39%)  
Trade Time: 
Feb 09  
Market Cap: 
$508.29M
Description of Business
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  FORM 8-K/A
    SECTION 2 FINANCIAL INFORMATION
      Item 2.02 Results of Operations and Financial Condition
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01 Financial Statements and Exhibits
    SIGNATURES
  EXHIBIT 99.1
BROKERAGE PARTNERS