$HES SEC Filings

Filing Filed On
FORM 4 SUBMISSION 22 Mar 2007
FORM 4 SUBMISSION 22 Mar 2007
FORM 4 SUBMISSION 22 Mar 2007
FORM 4 SUBMISSION 22 Mar 2007
FORM 4 SUBMISSION 21 Mar 2007
FORM 4 SUBMISSION 21 Mar 2007
FORM 4 SUBMISSION 21 Mar 2007
FORM 4 SUBMISSION 21 Mar 2007
FORM 4 SUBMISSION 21 Mar 2007
FORM 4 SUBMISSION 21 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 20 Mar 2007
FORM 4 SUBMISSION 19 Mar 2007
FORM 4 SUBMISSION 19 Mar 2007