$MAT SEC Filings

Filing Filed On
PRIMARY DOCUMENT 05 Feb 2013
PRIMARY DOCUMENT 22 Jan 2013
PRIMARY DOCUMENT 07 Jan 2013
PRIMARY DOCUMENT 03 Jan 2013
PRIMARY DOCUMENT 26 Dec 2012
PRIMARY DOCUMENT 21 Nov 2012
PRIMARY DOCUMENT 14 Nov 2012
PRIMARY DOCUMENT 02 Nov 2012
PRIMARY DOCUMENT 02 Nov 2012
PRIMARY DOCUMENT 02 Nov 2012
PRIMARY DOCUMENT 26 Oct 2012
PRIMARY DOCUMENT 22 Oct 2012
PRIMARY DOCUMENT 19 Oct 2012
PRIMARY DOCUMENT 18 Oct 2012
PRIMARY DOCUMENT 18 Oct 2012
PRIMARY DOCUMENT 18 Oct 2012
PRIMARY DOCUMENT 17 Oct 2012
PRIMARY DOCUMENT 18 Sep 2012
PRIMARY DOCUMENT 18 Sep 2012
PRIMARY DOCUMENT 16 Aug 2012