$MTX SEC Filings

Filing Filed On
FORM 4 02 Jul 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
FORM 4 14 Jun 2019
PRIMARY DOCUMENT 04 Jun 2019
FORM 4 17 May 2019
FORM 4 17 May 2019
FORM 4 17 May 2019
FORM 4 17 May 2019
FORM 4 17 May 2019
FORM 4 17 May 2019
FORM 4 17 May 2019
FORM 4 17 May 2019
FORM 4 17 May 2019