$HES SEC Filings

Filing Filed On
FORM 144 26 Mar 2008
FORM 144 26 Mar 2008
FORM 144 26 Mar 2008
FORM 144 26 Mar 2008
FORM 144 21 Mar 2008
FORM 144 21 Mar 2008
FORM 144 21 Mar 2008
FORM 144 21 Mar 2008
FORM 144 10 Dec 2007
FORM 144 07 Dec 2007
FORM 144 07 Dec 2007
FORM 144 06 Dec 2007
FORM 144 06 Dec 2007
FORM 144 06 Dec 2007
FORM 144 04 Dec 2007
FORM 144 03 Dec 2007
FORM 144 03 Dec 2007
FORM 144 03 Dec 2007
FORM 144 03 Dec 2007
FORM 144 28 Nov 2007