$DZSI SEC Filings

Filing Filed On
FORM 4 SUBMISSION 04 Oct 2021
FORM 4 SUBMISSION 04 Oct 2021
FORM 4 SUBMISSION 04 Oct 2021
FORM 4 SUBMISSION 04 Oct 2021
FORM 4 SUBMISSION 04 Oct 2021
FORM 4 SUBMISSION 04 Oct 2021
10-Q 10 Aug 2021
NT 10-Q 10 Aug 2021
FORM 3 SUBMISSION 04 Aug 2021
FORM 4 SUBMISSION 04 Aug 2021
8-K 03 Aug 2021
8-K 02 Aug 2021
8-K 02 Aug 2021
FORM 4 SUBMISSION 06 Jul 2021
FORM 4 SUBMISSION 06 Jul 2021
FORM 4 SUBMISSION 06 Jul 2021
FORM 4 SUBMISSION 02 Jul 2021
FORM 4 SUBMISSION 02 Jul 2021
FORM 4 SUBMISSION 02 Jul 2021
FORM 4 SUBMISSION 02 Jul 2021