$MAT SEC Filings

Filing Filed On
FORM 4 19 May 2021
FORM 4 19 May 2021
FORM 4 04 May 2021
FORM 4 02 Mar 2021
FORM 4 10 Feb 2021
FORM 4 10 Feb 2021
FORM 4 10 Feb 2021
FORM 4 10 Feb 2021
FORM 4 10 Feb 2021
FORM 4 02 Feb 2021
FORM 4 01 Oct 2020
FORM 4 12 Aug 2020
FORM 4 04 Aug 2020
FORM 4 04 Aug 2020
FORM 4 04 Aug 2020
FORM 4 04 Aug 2020
FORM 4 04 Aug 2020
FORM 4 04 Aug 2020
FORM 4 04 Aug 2020
FORM 4 04 Aug 2020