$HES SEC Filings

Filing Filed On
PRIMARY DOCUMENT 04 Jun 2004
PRIMARY DOCUMENT 04 Jun 2004
PRIMARY DOCUMENT 06 May 2004
PRIMARY DOCUMENT 06 May 2004
PRIMARY DOCUMENT 06 Apr 2004
PRIMARY DOCUMENT 06 Apr 2004
PRIMARY DOCUMENT 27 Feb 2004
PRIMARY DOCUMENT 25 Feb 2004
PRIMARY DOCUMENT 05 Feb 2004
PRIMARY DOCUMENT 21 Jan 2004
PRIMARY DOCUMENT 15 Jan 2004
PRIMARY DOCUMENT 06 Jan 2004
PRIMARY DOCUMENT 06 Jan 2004
PRIMARY DOCUMENT 06 Jan 2004
PRIMARY DOCUMENT 06 Jan 2004
PRIMARY DOCUMENT 06 Jan 2004
PRIMARY DOCUMENT 06 Jan 2004
PRIMARY DOCUMENT 06 Jan 2004
PRIMARY DOCUMENT 23 Dec 2003
PRIMARY DOCUMENT 02 Dec 2003