$MTX SEC Filings

Filing Filed On
MTI REPORT ON FORM 8-K DATED APRIL 8, 2020 09 Apr 2020
FORM 4 02 Apr 2020
FORM 4 02 Apr 2020
FORM 4 02 Apr 2020
FORM 4 02 Apr 2020
FORM 4 02 Apr 2020
DEF 14A 31 Mar 2020
DEFA14A 31 Mar 2020
PRIMARY DOCUMENT 30 Mar 2020
PRIMARY DOCUMENT 17 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
FORM 4 09 Mar 2020
10-K 14 Feb 2020