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COLUMBIA BANKING SYSTEM, INC. (COLB) Create: Alert

All | News | Filings
Date FiledTypeDescription
04/06/2023 DEFA14A Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
04/06/2023 DEF 14A Form DEF 14A - Other definitive proxy statements:
03/18/2022 DEFA14A Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
03/18/2022 DEF 14A Form DEF 14A - Other definitive proxy statements:
04/12/2021 DEFA14A Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
04/12/2021 DEF 14A Form DEF 14A - Other definitive proxy statements:
04/17/2020 DEFA14A Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
04/17/2020 DEF 14A Form DEF 14A - Other definitive proxy statements:
04/13/2018 DEF 14A Form DEF 14A - Other definitive proxy statements:
04/13/2017 DEFA14A Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
04/13/2017 DEF 14A Form DEF 14A - Other definitive proxy statements
03/16/2016 DEFA14A Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
03/16/2016 DEF 14A Form DEF 14A - Other definitive proxy statements
03/19/2015 DEF 14A Form DEF 14A - Other definitive proxy statements
03/21/2014 DEF 14A Form DEF 14A - Other definitive proxy statements
04/01/2013 DEF 14A Form DEF 14A - Other definitive proxy statements
02/05/2013 DEFM14A Form DEFM14A - Definitive proxy statement relating to merger or acquisition
03/21/2012 DEF 14A Form DEF 14A - Other definitive proxy statements
03/21/2011 DEF 14A Form DEF 14A - Other definitive proxy statements
03/22/2010 DEF 14A Form DEF 14A - Other definitive proxy statements
03/23/2009 DEF 14A Form DEF 14A - Other definitive proxy statements
03/17/2008 DEF 14A Form DEF 14A - Other definitive proxy statements
03/19/2007 DEF 14A Form DEF 14A - Other definitive proxy statements
03/17/2006 DEF 14A Form DEF 14A - Other definitive proxy statements
03/25/2005 DEF 14A Form DEF 14A - Other definitive proxy statements
03/12/2004 DEF 14A Form DEF 14A - Other definitive proxy statements
03/14/2003 DEF 14A Form DEF 14A - Other definitive proxy statements
03/04/2002 DEF 14A Form DEF 14A - Other definitive proxy statements
04/04/2001 DEF 14A Form DEF 14A - Other definitive proxy statements
03/22/2000 DEF 14A Form DEF 14A - Other definitive proxy statements
03/25/1999 DEF 14A Form DEF 14A - Other definitive proxy statements
03/16/1998 DEF 14A Form DEF 14A - Other definitive proxy statements
03/20/1997 DEF 14A Form DEF 14A - Other definitive proxy statements

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