$HE SEC Filings

Filing Filed On
425 03 Dec 2014
425 03 Dec 2014
8-K 03 Dec 2014
8-K 03 Dec 2014
425 03 Dec 2014
425 03 Dec 2014
STAKEHOLDER TALKING POINTS 03 Dec 2014
425 03 Dec 2014
DEFA14A 03 Dec 2014
PRIMARY DOCUMENT 14 Nov 2014
10-Q 06 Nov 2014
8-K 06 Nov 2014
8-K 30 Oct 2014
8-K 10 Oct 2014
S-3ASR 06 Oct 2014
PRIMARY DOCUMENT 02 Oct 2014
PRIMARY DOCUMENT 01 Oct 2014
8-K 11 Sep 2014
8-K 04 Sep 2014
8-K 27 Aug 2014