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COLUMBIA BANKING SYSTEM, INC. — CORRESP Filings

17 CORRESP filings on record

This page lists all CORRESP 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 17 CORRESP 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
CORRESP 0001193125-25-140750 Jun 13, 2025
CORRESP 0001193125-21-346820 Dec 2, 2021
CORRESP 0001193125-21-245925 Aug 13, 2021
CORRESP 0001193125-17-131269 Apr 21, 2017
CORRESP 0001193125-17-091070 Mar 21, 2017
CORRESP 0001193125-13-028681 Jan 29, 2013
CORRESP 0001193125-13-028668 Jan 29, 2013
CORRESP 0001193125-13-016155 Jan 17, 2013
CORRESP 0001193125-13-016141 Jan 17, 2013
CORRESP 0001193125-12-517921 Dec 28, 2012
CORRESP 0000887343-12-000008 Feb 3, 2012
CORRESP 0000887343-11-000014 Dec 16, 2011
CORRESP 0001193125-11-320903 Nov 23, 2011
CORRESP 0000887343-11-000005 Oct 31, 2011
CORRESP 0001193125-11-244554 Sep 9, 2011
CORRESP 0000887343-09-000028 Aug 12, 2009
CORRESP 0000887343-09-000012 May 28, 2009