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COLUMBIA BANKING SYSTEM, INC.

CIK Ticker Name Accession Number Date Form
887343 COLUMBIA BANKING SYSTEM, INC. 0000887343-25-000152 2025-04-03 16:32:56 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-24-078782 2024-03-27 16:01:53 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001140361-23-017022 2023-04-06 16:11:09 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001140361-22-010103 2022-03-18 15:15:28 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001140361-21-012371 2021-04-12 09:04:01 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0000887343-20-000130 2020-04-17 15:09:28 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001140361-19-006947 2019-04-11 17:38:12 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001140361-18-018485 2018-04-13 13:10:56 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-17-121997 2017-04-13 06:08:57 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-16-506158 2016-03-16 11:33:33 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-15-098683 2015-03-19 17:07:08 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-15-075110 2015-03-03 16:19:41 PRE 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-14-110566 2014-03-21 17:11:39 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-13-136973 2013-04-01 17:29:00 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-12-125956 2012-03-21 21:03:59 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-11-072579 2011-03-21 16:57:17 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-10-063234 2010-03-22 17:05:14 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-09-061049 2009-03-23 16:35:47 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-09-045010 2009-03-04 17:30:13 PRE 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-08-058614 2008-03-17 13:54:12 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-07-058103 2007-03-19 15:06:46 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-06-057899 2006-03-17 14:24:43 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-05-060908 2005-03-25 15:37:19 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-05-047978 2005-03-11 16:46:49 PRE 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001193125-04-040519 2004-03-12 16:10:20 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001032210-03-000322 2003-03-14 12:27:46 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001032210-02-000332 2002-03-04 00:00:00 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001032210-01-500207 2001-04-04 00:00:00 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001032210-00-000553 2000-03-22 00:00:00 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001032210-99-000377 1999-03-25 00:00:00 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001032210-98-000222 1998-03-16 00:00:00 DEF 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0001032210-98-000187 1998-02-26 00:00:00 PRE 14A
887343 COLUMBIA BANKING SYSTEM, INC. 0000891020-97-000376 1997-03-20 00:00:00 DEF 14A