$CERS SEC Filings

Filing Filed On
SC 13G 14 Feb 2020
SC 13G 12 Feb 2020
SC 13G 12 Feb 2020
SCHEDULE 13G 11 Feb 2020
ELK CREEK PARTNERS, LLC 09 Aug 2019
ELK CREEK PARTNERS, LLC 08 May 2017
SC 13G 29 Jan 2016
SC 13G 06 Mar 2015
SCHEDULE 13G HOLDINGS REPORT 17 Feb 2015
SC 13G 10 May 2013
SC 13G 14 Feb 2012
SC 13G 03 Feb 2011
SC 13G 28 Aug 2009
SC 13G 03 Jul 2007
CERS AS OF 12-31-2006 13 Feb 2007
SCHEDULE 13G 15 Dec 2006
SC 13G 12 Nov 2004
SC 13G 10 Feb 2004
SCHEDULE 13G 18 Dec 2003
DOC ONE 13 Feb 2003