$HUSA SEC Filings

Filing Filed On
AMENDMENT NO. 3 02 Feb 2022
AMENDMENT NO. 2 31 Jan 2022
AMENDMENT NO. 1 08 Jul 2021
SC 13D/A 23 Apr 2012
SC 13D/A 28 Feb 2012
SC 13D/A 19 Dec 2003
SC 13D/A 19 Dec 2003
SC 13D/A 07 Feb 2003