$QGEN SEC Filings

Filing Filed On
CORRESP 25 Sep 2019
CORRESP 08 Aug 2016
CORRESP 08 Oct 2015
CORRESP 24 Aug 2015
CORRESP 06 Jun 2014
CORRESP 11 Jul 2013
CORRESP 03 Jul 2013
CORRESP 24 May 2013
CORRESP 25 May 2010
CORRESP 31 Aug 2007
CORRESP 31 Jul 2007
CORRESP 20 Jul 2007
CORRESP 04 Jun 2007
CORRESP 21 Oct 2005
CORRESP 22 Aug 2005