$HE SEC Filings

Filing Filed On
11-K 28 Jun 2010
8-K 23 Jun 2010
PRIMARY DOCUMENT 16 Jun 2010
PRIMARY DOCUMENT 16 Jun 2010
PRIMARY DOCUMENT 11 Jun 2010
PRIMARY DOCUMENT 19 May 2010
CT ORDER 17 May 2010
8-K 14 May 2010
PRIMARY DOCUMENT 13 May 2010
PRIMARY DOCUMENT 13 May 2010
PRIMARY DOCUMENT 13 May 2010
PRIMARY DOCUMENT 13 May 2010
8-K 12 May 2010
S-8 11 May 2010
8-K 10 May 2010
10-Q 10 May 2010
8-K 20 Apr 2010
8-K 09 Apr 2010
CT ORDER 29 Mar 2010
AUTO-GENERATED PAPER DOCUMENT 26 Mar 2010