$MAT SEC Filings

Filing Filed On
PRIMARY DOCUMENT 05 Aug 2013
PRIMARY DOCUMENT 20 May 2013
PRIMARY DOCUMENT 16 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 13 May 2013
PRIMARY DOCUMENT 09 May 2013
PRIMARY DOCUMENT 06 May 2013
PRIMARY DOCUMENT 01 May 2013
PRIMARY DOCUMENT 01 May 2013
PRIMARY DOCUMENT 01 May 2013
PRIMARY DOCUMENT 01 May 2013