$HES SEC Filings

Filing Filed On
FREE WRITING PROSPECTUS 19 Sep 2016
FWP 05 Feb 2016
FWP 05 Feb 2016
FWP 04 Feb 2016
FWP 19 Jun 2014
FWP 05 Aug 2010
FWP 09 Dec 2009
TERM SHEET 29 Jan 2009