$MTX SEC Filings

Filing Filed On
PRIMARY DOCUMENT 21 Jan 2020
PRIMARY DOCUMENT 21 Jan 2020
PRIMARY DOCUMENT 21 Jan 2020
PRIMARY DOCUMENT 21 Jan 2020
MTI REPORT ON FORM 8-K DATED JANUARY 9, 2020 14 Jan 2020
FORM 4 03 Jan 2020
FORM 4 03 Jan 2020
FORM 4 03 Jan 2020
FORM 4 03 Jan 2020
FORM 4 03 Jan 2020
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
FORM 4 13 Dec 2019
PRIMARY DOCUMENT 11 Dec 2019