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COLUMBIA BANKING SYSTEM, INC. — 10-Q/A Filings

3 10-Q/A filings on record

This page lists all 10-Q/A filings submitted to the SEC by COLUMBIA BANKING SYSTEM, INC. (COLB), sorted by most recent first. Each row links to the full filing on EdgarLookup. COLUMBIA BANKING SYSTEM, INC. has filed 3 10-Q/A documents with the SEC since 2017. To view all SEC filings by COLUMBIA BANKING SYSTEM, INC., see the full filings list.

Overview All Filings Financials Insiders
All 10-C 10-K 10-K/A 10-K405 10-Q 10-Q/A 11-K 144 3 3/A 4 4/A 424B1 424B3 424B5 425 5 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A DEFM14A DFAN14A EFFECT POS AM PRE 14A S-2 S-2/A S-2MEF S-3 S-3ASR S-3MEF S-4 S-4/A S-8 S-8 POS SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
10-Q/A AMENDMENT NO. 1 TO FORM 10-Q 0000887343-11-000012 Nov 15, 2011 Sep 30, 2011
10-Q/A AMENDMENT NO. 1 TO FORM 10-Q 0001193125-07-111669 May 11, 2007 Mar 31, 2007
10-Q/A — 0000887343-97-000029 Nov 20, 1997 Sep 30, 1997