$AMT SEC Filings

Filing Filed On
FORM 8-K 31 Jul 2013
10-Q 31 Jul 2013
8-K 17 Jul 2013
8-K 15 Jul 2013
PRIMARY DOCUMENT 10 Jul 2013
FORM 8-K 01 Jul 2013
FORM 8-K 13 Jun 2013
PRIMARY DOCUMENT 04 Jun 2013
S-3ASR 23 May 2013
FORM 8-K 22 May 2013
UPLOAD 13 May 2013
PRIMARY DOCUMENT 09 May 2013
CORRESP 07 May 2013
FORM 8-K 01 May 2013
FORM 10-Q 01 May 2013
UPLOAD 24 Apr 2013
AUTO-GENERATED PAPER DOCUMENT 12 Apr 2013
DEF 14A 11 Apr 2013
NOTICE OF INTERNET AVAILABILITY 11 Apr 2013
PRIMARY DOCUMENT 03 Apr 2013