$CHRD SEC Filings

Filing Filed On
424B5 11 Dec 2017
424B5 20 Oct 2016
424B5 18 Oct 2016
424B5 13 Sep 2016
424B5 28 Jan 2016
424B5 04 Mar 2015
FORM 424B5 05 Dec 2013
FINAL PROSPECTUS SUPPLEMENT 28 Jun 2012
424B5 28 Oct 2011