$HES SEC Filings

Filing Filed On
DEF 14A 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 144 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 4 SUBMISSION 27 Mar 2008
FORM 144 26 Mar 2008
FORM 144 26 Mar 2008
FORM 144 26 Mar 2008
FORM 144 26 Mar 2008
FORM 4 SUBMISSION 26 Mar 2008
FORM 4 SUBMISSION 26 Mar 2008
FORM 4 SUBMISSION 26 Mar 2008