$COLB SEC Filings

Filing Filed On
SC 13G/A 08 Feb 2013
COLUMBIA BANKING SYSTEM INC. 14 Feb 2012
SCHEDULE 13G AMENDMENT NO. 1 14 Feb 2012
SC 13G/A 14 Feb 2012
SC 13G/A 13 Feb 2012
COLUMBIA BANKING SYSTEM, INC. 14 Feb 2011
SCHEDULE 13G 11 Feb 2011
SC 13G/A 03 Feb 2011
SC 13G/A 10 May 2010
COLUMBIA BANKING SYSTEM, INC. 10 May 2010
SCHEDULE 13G 08 Feb 2010
SCHEDULE 13G/A 06 Feb 2004
SC 13G/A 12 Feb 2002