$DZSI SEC Filings

Filing Filed On
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 05 Jul 2022
FORM 4 SUBMISSION 14 Jun 2022
FORM 4 SUBMISSION 14 Jun 2022
8-K 07 Jun 2022
8-K 06 Jun 2022
FORM 4 SUBMISSION 01 Jun 2022
FORM 4 SUBMISSION 01 Jun 2022
FORM 4 SUBMISSION 01 Jun 2022
8-K 01 Jun 2022
8-K 31 May 2022
SD 27 May 2022
8-K/A 13 May 2022