$HES SEC Filings

Filing Filed On
PRIMARY DOCUMENT 30 Jan 2007
PRIMARY DOCUMENT 30 Jan 2007
PRIMARY DOCUMENT 29 Jan 2007
PRIMARY DOCUMENT 29 Jan 2007
PRIMARY DOCUMENT 29 Jan 2007
PRIMARY DOCUMENT 26 Jan 2007
PRIMARY DOCUMENT 26 Jan 2007
PRIMARY DOCUMENT 26 Jan 2007
PRIMARY DOCUMENT 25 Jan 2007
PRIMARY DOCUMENT 25 Jan 2007
PRIMARY DOCUMENT 25 Jan 2007
PRIMARY DOCUMENT 24 Jan 2007
PRIMARY DOCUMENT 23 Jan 2007
PRIMARY DOCUMENT 23 Jan 2007
PRIMARY DOCUMENT 23 Jan 2007
PRIMARY DOCUMENT 22 Jan 2007
PRIMARY DOCUMENT 08 Jan 2007
CURRENT REPORT 04 Jan 2007
PRIMARY DOCUMENT 03 Jan 2007
PRIMARY DOCUMENT 29 Dec 2006