$MAT SEC Filings

Filing Filed On
FORM 3 08 Feb 2016
PRIMARY DOCUMENT 01 Oct 2015
PRIMARY DOCUMENT 17 Sep 2015
PRIMARY DOCUMENT 17 Sep 2015
PRIMARY DOCUMENT 09 Sep 2015
PRIMARY DOCUMENT 06 May 2015
PRIMARY DOCUMENT 03 Feb 2015
PRIMARY DOCUMENT 22 May 2014
PRIMARY DOCUMENT 10 Apr 2013
PRIMARY DOCUMENT 04 Apr 2013
PRIMARY DOCUMENT 03 Jan 2013
PRIMARY DOCUMENT 14 May 2012
PRIMARY DOCUMENT 16 Mar 2012
PRIMARY DOCUMENT 08 Feb 2012
PRIMARY DOCUMENT 05 Dec 2011
PRIMARY DOCUMENT 11 Feb 2011
PRIMARY DOCUMENT 11 Feb 2011
PRIMARY DOCUMENT 11 Feb 2011
PRIMARY DOCUMENT 09 Nov 2010
PRIMARY DOCUMENT 17 Sep 2008